Ortho Conditions: Symptoms and Diagnosis Part 1

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Questions and Answers

Repetitive trauma to a joint can result in what type of condition?

  • A chronic condition (correct)
  • A self-limiting condition
  • An acute condition
  • A contagious condition

Which of the following joints is commonly affected by chronic joint pain in service members?

  • Elbow
  • Shoulder (correct)
  • Wrist
  • Fingers

Which factor may influence which joint is affected by pain?

  • Gender
  • Occupation (correct)
  • Age
  • Diet

Which of the following diagnostic tools is most useful for ruling out fractures related to joint pain?

<p>X-rays (B)</p> Signup and view all the answers

What is a typical symptom in the focused history of a patient presenting with joint pain?

<p>Loss of range of motion (C)</p> Signup and view all the answers

What is the purpose of performing passive range of motion if the active range of motion is decreased?

<p>To assess for mechanical blocks (D)</p> Signup and view all the answers

If a patient is unable to straighten their leg, what condition is most likely?

<p>Mechanical block (A)</p> Signup and view all the answers

What findings are associated with septic arthritis?

<p>Fever and warmth of the joint (A)</p> Signup and view all the answers

When can a patient return as needed?

<p>For increased pain (D)</p> Signup and view all the answers

Which of the following is true regarding strains of the lower extremities?

<p>They are exceedingly common (C)</p> Signup and view all the answers

What is a typical symptom of muscle strain?

<p>Pain over the affected muscle (D)</p> Signup and view all the answers

What should be assessed in a focused history for a suspected muscle strain?

<p>Ability to bear weight (B)</p> Signup and view all the answers

What finding on a physical exam would be typical for a muscle strain?

<p>Tenderness to palpation at the origin/insertion of the affected muscle (A)</p> Signup and view all the answers

When should X-rays be considered for a muscle strain?

<p>If over bone or if the mechanism suggests a possible fracture (B)</p> Signup and view all the answers

What is a key component of managing a muscle strain?

<p>Avoiding aggravating activities (C)</p> Signup and view all the answers

Which of the following is part of the PRICE approach for managing injuries?

<p>Rest (C)</p> Signup and view all the answers

In the context of Rhabdomyolysis, what triggers obstruction of the renal tubular system?

<p>Build up of myoglobin (D)</p> Signup and view all the answers

What conditions increase the risk of Rhabdomyolysis in military personnel?

<p>Extreme physical exertion and poor hydration (D)</p> Signup and view all the answers

Which of these symptoms is commonly associated with Rhabdomyolysis?

<p>Severe muscle pain (A)</p> Signup and view all the answers

What is the typical appearance of urine in a patient with Rhabdomyolysis?

<p>Dark (C)</p> Signup and view all the answers

Which diagnostic lab value is most indicative of Rhabdomyolysis?

<p>Elevated Serum Creatinine Kinase (CK) (C)</p> Signup and view all the answers

When is a urinalysis indicated when evaluating rhabdomyolysis?

<p>To check for hematuria (C)</p> Signup and view all the answers

What is the primary goal of administering IV fluids in the treatment of Rhabdomyolysis?

<p>To dilute myoglobin and prevent renal injury (B)</p> Signup and view all the answers

What is compartment syndrome?

<p>A buildup of excessive fluid within a compartment (C)</p> Signup and view all the answers

How is compartment syndrome diagnosed?

<p>By intracompartmental pressures during exercise to diagnose (D)</p> Signup and view all the answers

What is a late sign of compartment syndrome?

<p>Decreased sensation and paralysis (B)</p> Signup and view all the answers

What is the initial treatment for compartment syndrome?

<p>Fasciotomy performed by trained provider (A)</p> Signup and view all the answers

Which of the following signs or symptoms would necessitate immediate evacuation (EVAC) in the context of musculoskeletal injuries discussed?

<p>Severe nocturnal or disabling pain (C)</p> Signup and view all the answers

What is indicated with "unexplained pain after age 55"?

<p>Red flag symptom (B)</p> Signup and view all the answers

What is the role of the semispinalis muscles?

<p>Head movement (C)</p> Signup and view all the answers

What area is most associated with sacroiliac joint?

<p>Buttock (D)</p> Signup and view all the answers

Which of the following statements correctly describes the general approach to managing neck pain, considering both musculoskeletal and neurological aspects?

<p>Prioritize conservative management for most atraumatic cases unless red flag symptoms indicate a need for further investigation. (D)</p> Signup and view all the answers

When evaluating a patient for cervical radiculopathy, what is the significance of a negative Spurling test?

<p>Inconclusive (A)</p> Signup and view all the answers

The intervertebral disc does what in disk herniation?

<p>Prolapses through a tear in the annulus fibrosus (B)</p> Signup and view all the answers

A patient reports numbness and tingling in the S1 dermatome, where does this indicate the disk herniation is?

<p>L5-S1 (B)</p> Signup and view all the answers

Which is the most common etiology of disk hernation?

<p>Degenerative Process (B)</p> Signup and view all the answers

What is the most critical differentiating feature between muscle strain and compartment syndrome in lower extremity injuries?

<p>Compartment syndrome is defined by increased intracompartmental pressures. (A)</p> Signup and view all the answers

Which of the following best describes the recommended approach to managing acute lower back pain (LBP) without red flag symptoms?

<p>Use conservative methods (B)</p> Signup and view all the answers

A patient presents with bowel and bladder dysfunction following trauma. What should your next action be?

<p>Red directive- Immediate Evacuation (D)</p> Signup and view all the answers

What is the first action a provider should take if a diagnosis of Cauda Equina Syndrome is expected?

<p>Red Directive: Immediate Evacuation (C)</p> Signup and view all the answers

What condition must a provider have approval from a preceptor before performing Battlefield Acupuncture (BFA)?

<p>Must have preceptor concurrence prior to the procedures (A)</p> Signup and view all the answers

Fall on an outstretched hand

<p>Indicative of AC joint separation (D)</p> Signup and view all the answers

What is the ultimate and overall goal when treating musculoskeletal injuries?

<p>Return to acceptable function (C)</p> Signup and view all the answers

What activity level may dictate the joint affected by chronic pain?

<p>Recreational activities (B)</p> Signup and view all the answers

Where is pain typically located in patients exhibiting joint pain?

<p>Pain along the joint line (D)</p> Signup and view all the answers

What finding is expected on a physical exam of a patient presenting with general joint pain?

<p>Decreased range of motion (B)</p> Signup and view all the answers

What is often seen with septic arthritis?

<p>Holding joint (knee) in slight flexion to maximize joint space (D)</p> Signup and view all the answers

Which of the following interventions is indicated for pain management?

<p>Acupuncture with preceptor approval (C)</p> Signup and view all the answers

For return as needed evaluations, what signs and symptoms indicate a need to return?

<p>Increased pain (A)</p> Signup and view all the answers

When returning for a follow-up appointment, how many hours after the initial appointment should the patient return?

<p>48-72 hours (A)</p> Signup and view all the answers

What are soft tissue injuries?

<p>Maximal pain is localized away from the joint line (D)</p> Signup and view all the answers

What is the etiology of strains of the lower extremities?

<p>Exceedingly common injuries and can be caused by trauma or overuse (D)</p> Signup and view all the answers

When taking a focused history on a patient with muscle strain, what must you ask about?

<p>Inquire about if the patient is able to bear weight if lower extremity muscle (C)</p> Signup and view all the answers

Upon physical examination, what result would you expect to see in a patient with muscle strain?

<p>Tenderness to palpation at the origin/insertion of affected muscle (B)</p> Signup and view all the answers

When completing a physical examination, you notice tenderness with AROM but none/less with PROM. What is the patient experiencing?

<p>Muscle strain (A)</p> Signup and view all the answers

When is it appropriate to avoid aggravating activities?

<p>If pain has begun to resolve (D)</p> Signup and view all the answers

What actions are considered follow-up actions?

<p>Return in 2 weeks (D)</p> Signup and view all the answers

What are signs and symptoms of Rhabdomyolysis?

<p>Severe muscle pain usually present, usually proximal muscles (C)</p> Signup and view all the answers

What is myoglobin responsible for in the body?

<p>Obstructing the renal tubular system and ultimately renal failure (C)</p> Signup and view all the answers

When collecting a focused history of a patient with suspected Rhabdomyolysis, what should be asked?

<p>Supplement use (D)</p> Signup and view all the answers

What signs during a physical exam of Rhabdomyolysis?

<p>Tenderness to palpation of muscles (C)</p> Signup and view all the answers

When testing the labs of a patient with Rhabdomyolysis, which test results would you expect to see?

<p>Serum creatinine kinase (CK) at least 5 times upper limit of normal (ULN (A)</p> Signup and view all the answers

A patient is suspected of having Rhabdomyolysis. Besides serum creatinine kinase (CK), what other labs should be expected?

<p>Liver function tests (AST/ALT usually elevated) (B)</p> Signup and view all the answers

While examining a patient, you suspect they may have Rhabdomyolysis. How would you differentiate it from compartment syndrome?

<p>Compartment syndrome: Muscle pain out of proportion (C)</p> Signup and view all the answers

What is the treatment recommendations for Rhabdomyolysis?

<p>Fluids (IV or oral) to maintain higher urine output with goal to dilute myoglobin to prevent renal injury (A)</p> Signup and view all the answers

When treating a patient for Rhabdomyolysis, what is the expected duration of rest to provide?

<p>Bed rest for 24-72 hours (A)</p> Signup and view all the answers

What is the recommendation for gradually returning to duty in Phase 1 of this treatment?

<p>Strict light indoor duty for 72 hours (C)</p> Signup and view all the answers

What activities should be restricted during phase 1 of return to duty?

<p>Weight training (B)</p> Signup and view all the answers

A patient in 24-72 hours follow-up has $CK$ value >5X ULN and UA is positive for blood with no RBC's. What does this signify?

<p>The Warfighter needs to be considered for high-risk markers (A)</p> Signup and view all the answers

A patient has a Rhabdomyolysis diagnosis and is entering Phase 2 of treatment. What activities can the patient participate in?

<p>Begin light outdoor duty, no strenuous physical activities (B)</p> Signup and view all the answers

During phase 2 of treatment, if clinical symptoms do not return, what is the next step in care?

<p>Begin Phase 3 (B)</p> Signup and view all the answers

When can a patient return to regular outdoor duty and physical training?

<p>Phase 3 (C)</p> Signup and view all the answers

A patient is being treated as an outpatient for Rhabdomyolysis. How long should you instruct the patient to check in for reevaluation and labs?

<p>Return in 24 hours (D)</p> Signup and view all the answers

What is fascia?

<p>Skeletal muscles are surrounded by connective tissue known as fascia (A)</p> Signup and view all the answers

What are common sites of compartment syndrome?

<p>The lower leg and forearm (C)</p> Signup and view all the answers

What are the signs and symptoms of compartment syndrome?

<p>Pain with passive stretch of the muscle group and Decreased pulses distally (C)</p> Signup and view all the answers

When a patient exhibits a tense woody texture on the affected muscle group, what should you suspect?

<p>Compartment syndrome (D)</p> Signup and view all the answers

What treatment is required with a person experiencing compartment syndrome?

<p>Perform a Fasciotomy performed by a trained provider (C)</p> Signup and view all the answers

During the intervention, what must be considered in respect to pain management?

<p>Consider the risk for renal and hepatic toxicities (A)</p> Signup and view all the answers

What is the next step after a Fasciotomy?

<p>require hospital admission, close monitoring (B)</p> Signup and view all the answers

Which of the following represents a “Red Flag” symptom that warrants further investigation?

<p>Trauma (A)</p> Signup and view all the answers

What are the key responsibilities of anterior and posterior ligaments?

<p>Limit motion and provide support (B)</p> Signup and view all the answers

What could be a cause of pain in the cervical spine?

<p>Degenerative disk disease (A)</p> Signup and view all the answers

What is the most common cause of pain in the cervical spine?

<p>Degenerative disk disease (B)</p> Signup and view all the answers

What is a key sign of a disk herniation?

<p>Unilateral radicular symptoms extending below the knee (A)</p> Signup and view all the answers

When should imaging be considered for neck pain?

<p>If there are progressive neurologic findings or constitutional symptoms. (B)</p> Signup and view all the answers

Which of the following is a key component of managing acute lower back pain without red flag symptoms?

<p>Encouraging activity as tolerated (B)</p> Signup and view all the answers

What is a sign of Cauda Equina Syndrome?

<p>Bowel or bladder dysfunction (A)</p> Signup and view all the answers

What physical exam finding would be expected in a patient with Cauda Equina Syndrome?

<p>Inability to rise from a chair unassisted (A)</p> Signup and view all the answers

What should you do with a patient who is suspected of having Cauda Equina Syndrome?

<p>Obtain immediate imaging and consult neurosurgery. (B)</p> Signup and view all the answers

What is the recommended approach for the use of Battlefield Acupuncture (BFA) in musculoskeletal injuries?

<p>BFA requires preceptor approval and provider certification (C)</p> Signup and view all the answers

What is the primary goal when treating shoulder pain and disorders?

<p>To focus on return to acceptable function and ROM with acceptable pain (B)</p> Signup and view all the answers

What is a common mechanism of injury for an acromioclavicular (AC) joint separation?

<p>Direct fall on the shoulder (B)</p> Signup and view all the answers

A patient presents with shoulder pain after a fall on an outstretched hand. What is an important aspect of their focused history?

<p>Hand dominance and occupation (C)</p> Signup and view all the answers

During a physical exam for a suspected AC joint separation, where would you expect to find tenderness?

<p>AC Joint (C)</p> Signup and view all the answers

What signs and symptoms are associated with shoulder impingement?

<p>Pain with overhead motion and pain with internal rotation (C)</p> Signup and view all the answers

What is indicated with “unexplained pain after age 55”?

<p>Concerning red flag symptoms (C)</p> Signup and view all the answers

With neck pain, motor and sensory dysfunction is indicative of what?

<p>Radicular symptoms. (B)</p> Signup and view all the answers

When is bed rest appropriate for an acute lower back pain patient?

<p>Never. (D)</p> Signup and view all the answers

Dermatomal level pain in C6 is located where?

<p>Trapezius ridge and tip of shoulder. (C)</p> Signup and view all the answers

A patient presents with neck pain, radicular pain in the right arm, right shoulder weakness, decreased sensation in their thumb, and decreased biceps reflex. What is the most likely diagnosis?

<p>Disk Herniation at C6/7 (B)</p> Signup and view all the answers

Which of the following may help a patient who is diagnosed with low back pain?

<p>Ice, rest, and stretching (C)</p> Signup and view all the answers

Flashcards

What is Repetitive Joint Trauma?

A chronic condition resulting from repetitive trauma to a joint that doesn't have to be severe.

What must be included with a focused history?

A focused trauma history, occupation and recreational activities must be obtained, noting loss of range of motion and instability

What to note during a physical exam?

May have decreased range of motion with tenderness to palpation along the joint line and occasionally swelling.

Non-surgical treatments?

PRICE (protection, rest, ice, compression, elevation), NSAIDs, and Battlefield Acupuncture (BFA)

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When to return for consult?

Return if unable to fully extend their leg, this likely represents a mechanical block.

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When is Return Needed?

Return is needed for increased pain, instability, or inability to walk/extend leg, or if symptoms are worsening.

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Lower Extremity Strains

A strain of the lower extremities are exceedingly common injuries and can be caused by trauma or overuse.

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History for muscle strain?

Able to bear weight if lower extremity muscle, activities of daily living, numbness, or tingling.

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Physical exam for muscle strain?

Tenderness to palpation at the origin/insertion of the affected muscle, ecchymosis, and swelling.

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Muscle strain tx?

Avoid aggravating activities, perform gentle stretching throughout ROM once the pain has begun to resolve

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Rhabdomyolysis Treatment

Fluids (IV or oral) to maintain urine output to dilute myoglobin and prevent renal injury.

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Rhabdomyolysis: Signs and Symptoms

Severe muscle pain, weakness, limb swelling, and dark urine

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Rhabdomyolysis Focused History

Physical activity, injuries/trauma, supplement use, drug use, recent illnesses may point towards a diagnosis.

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Rhabdomyolysis Labs

Labs: Serum creatinine kinase (CK) at least 5 times upper limit of normal.

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Compartment Syndrome

Compartment Syndrome: Muscle pain out of proportion, woody texture, decreased pulses.

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Rhabdomyolysis Return to Duty

Gradual return to duty.

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Phase 1 of Return to Duty?

Phases to follow are: Strict light indoor duty, no weights, therm control, 7 to 8 hours sleep.

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Phase 2 of Return to Duty?

Begin light outdoor duty, no strenuous activity, lightweight resistance.

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Phase 3 of Return to Duty?

Return to regular duty, ensure care provider is seeing patient for checks as needed.

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What is Facia?

The surrounding fascia is strong and non-compliant, separating muscles into sections or compartments.

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Compartment Areas?

The lower leg and forearm are common sites.

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Compartment symptoms?

Pain out of proportion along with decreased pulses distally

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Physical exam should notice what for for compartment

Pain with passive stretch of the muscle group, tense woody texture or the affected muscle group, edema/swelling of limb

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Compartment TX?

Release of the pressure is required via fasciotomy.

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Require What for monitoring?

Hospital for close-monitoring.

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Red Flag

Trauma, duration of pain >6 weeks, neurologic deficit (bowel/bladder incontinence

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Differential?

Shoulder problems, peripheral nerve entrapment

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Sprain or Strain?

Cervical radiculopathy, cervical sprain/strain

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Physical Exam?

Assess posture, limited ROM secondary to pain, motor and sensory signs

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What tools can we use?

The use of ROM, Heat/ice,and NSAIDS.

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Study Notes

Chronic Joint Conditions

  • A chronic joint condition results from repetitive trauma, which does not have to be severe or catastrophic.
  • It is one of the most common causes of chronic or recurrent joint pain
  • It can occur at any joint
  • It is often seen in shoulder, hip, knee, and ankle joints of service members
  • Occupation and recreational activities may dictate which joints are affected

Signs and Symptoms of Chronic Joint Problems

  • There is pain in the joint with movement, particularly impact
  • Intraarticular effusion may develop
  • Pain is along the joint line

Focused History Questions for Chronic Joint Problems

  • Ask about the history of trauma
  • Ask about occupation
  • Recreational activities impact joint issues
  • There may be a loss of range of motion
  • Instability or lack of confidence may be present when weight-bearing

Physical Examination for Chronic Joint Problems

  • There may be a decreased range of motion
    • Perform a passive range of motion assessment for mechanical blocks if there is a decreased active range of motion
  • Tenderness to palpation is along the joint line
  • Occasionally, swelling will be noted

Tools to Diagnose Chronic Join Problems

  • X-rays, if available, may help rule out fracture, but may not be necessary

Differential Diagnoses

  • Septic arthritis: Look for fever, erythema, edema, and warmth of joint. The patient is often holding the joint, knee, in slight flexion to maximize joint space
  • Bucket handle meniscal tear: The patient is unable to fully extend the leg
  • ACL injury: Effusion of the knee
  • Fracture: Tenderness to palpation over bone
  • Soft tissue injuries: Maximal pain is localized away from the joint line

Treatment for Chronic Joint Problems

  • Use PRICE: protection, rest, ice, compression, and elevation
  • NSAIDs for pain can be topical or oral
  • Battlefield Acupuncture (BFA)
  • Physical therapy is helpful
    • ROM exercises
    • Strengthening of muscular support of knee
      • Aquatic therapy can reduce impact stress on joints
  • If a patient cannot straighten their leg, seek leg-EVAC/orthopedics consult as this likely represents a “mechanical block.”

Follow Up Actions

  • The patient should return as needed for increased pain, instability, or inability to walk or extend the leg
  • Weight loss, physical therapy, and activity modification are the mainstay of management
  • Chronic osteoarthritis management may be augmented by intraarticular injections of corticosteroids or hyaluronic acid
  • Follow-up Actions:
    • Return in 48-72 hours if symptoms are worsening

Lower Extremity Muscle Strains

  • There are more than 600 muscles in the body, all of which can be injured by a variety of means
  • Strains of the lower extremities are exceedingly common injuries and can be caused by trauma or overuse

Signs and Symptoms of Lower Extremity Muscle Strains

  • Pain is over the affected muscle
  • Pain is also present with movement

Focused History for Lower Extremity Muscle Strains

  • Note whether the patient can bear weight if it a lower extremity muscle strain
  • Take note of activities of daily living (ADL's)
  • Ask about numbness or tingling

Physical Exam to Diagnose Lower Extremity Muscle Strains

  • Tenderness to palpation at the origin/insertion of affected muscle
  • Ecchymosis, swelling possible
  • Tenderness present with active ROM (AROM), but less or absent with passive ROM (PROM)
  • Tenderness with resisted ROM

Tools for Diagnosing Lower Extremity Muscle Strains

  • Consider X-rays if pain is over bone, or if the mechanism suggests possible fracture

Differential Diagnoses for Lower Extremity Muscle Strains

  • Avulsion fracture: The patient will be unable to perform AROM if they have an avulsed tendon
  • Osteoarthritis: Chronic recurrent pain is usually localized to a joint, may or may not include swelling
  • Osteonecrosis of the associated joint: Chronic dull ache
  • Bone tumor/cancer: Pain at rest or at night, increased pain with weight bearing

Treatment for Lower Extremity Muscle Strains

  • Avoid aggravating activities
  • Gentle stretching throughout ROM once pain has begun to resolve
  • Use PRICE: protection, rest, ice, compression, and elevation
  • NSAIDs
  • Battlefield Acupuncture (BFA)

Follow Up Instructions for Lower Extremity Muscle Strains

  • Avoid aggravating activities
  • Manage expectations; it may take several weeks to fully resolve
  • Return if pain increases, if numbness or tingling develop, or if unable to bear weight or perform ADL's
  • Follow-up Actions:
    • Return in 2 weeks
    • If no improvement, consider physical therapy consult, if available
    • Consider X-rays if available
    • If no improvement after 6 weeks, consider routine EVAC for PCM/orthopedics

Return to Duty Directives

  • Blue Directive: Battlefield Acupuncture (BFA)
  • Green Directive: Routine review by preceptor IAW 44-103, No BFA

Rhabdomyolysis

  • Rhabdomyolysis is the result of acute and excessive damage to skeletal muscle
  • Damaged results in necrosis and the release of intracellular myoglobin, creatinine kinase, and multiple electrolytes
  • A buildup of myoglobin can obstruct the renal tubular system and ultimately result in renal failure
  • It is not uncommon in the military population as a result of extreme physical exertion, the use of dietary supplements, and poor hydration
    • Members with Sickle Cell Disease or Sickle Cell Trait have a higher risk
  • Prolonged immobilization, compartment syndrome, crush injuries, and toxins are other common causes
  • 2020 Exertional Rhabdomyolysis Clinical Practice Guideline (CPG) - https://champ.usuhs.edu/sites/default/files/2020-11/hprc_whec_clinical_practice_guideline_for_managing_er.pdf

Signs and symptoms of Rhabdomyolysis are:

  • Severe muscle pain usually present
    • Usually proximal muscles
  • Weakness
  • Limb swelling
  • Dark urine ("coca-cola colored urine")

Focused History questions to ask regarding Rhabdomyolysis include:

  • Physical activity
  • Injuries/Trauma
  • Supplement use
  • Drug use
  • Recent illnesses

Physical Exam aspects to consider include:

  • Tenderness to palpation of muscles
  • Weakness
  • Swelling of affected muscles
  • Evidence of trauma or compartment syndrome

Lab work to determine Rhabdomyolysis:

  • Serum creatinine kinase (CK) at least 5 times upper limit of normal (ULN usually ~200 U/L), though often in 10's of thousands initially
    • Peaks 24-72 hours after injury
  • Urinalysis (dipstick shows hematuria)
    • Actually myoglobin
  • Metabolic panel (monitor Na+, K+, Ca+, Phos, and Creatinine for renal function)
  • Liver function tests (AST/ALT usually elevated)
  • Consider CBC to monitor for hemolysis or infection
  • Uric acid helps monitor potential renal injury

Differential diagnoses to consider other than Rhabdomyolysis

  • Compartment syndrome: Muscle pain is out of proportion (particularly with passive stretching of muscle), woody texture or muscle, weakness, diminished sensation, and decreased pulses distally
  • Muscle strain: Muscle pain, though not out of proportion and without additional exam and lab findings
  • Heat injury: Excessive activity resulting in elevated core body temperature and end-organ damage (liver, renal, and muscle)
  • Urinary tract infection: Hematuria, though without muscle pain

Treatment

  • Fluids (IV or oral) maintains higher urine output to dilute myoglobin to prevent renal injury
    • CK < 20,000 U/L can often be treated as outpatient with oral hydration
    • If starting IV fluids, recommend NS at 1-2L/hr initially
    • Goal urine output > 200mL per hour or 1L every 6 hours
    • Monitor electrolytes and renal function frequently given high levels of fluids
  • Rest
    • Bed rest for 24-72 hours if outpatient treatment

Gradual Return to Duty After Potential Rhabdomyolysis

  • Phase 1:
    • Strict light indoor duty for 72 hours and encourage oral hydration, and salting of food;
    • No weight training;
    • Must sleep seven to eight consecutive hours nightly;
    • Must remain in a thermally controlled environment;
    • Must follow-up in 24-72 hours for repeat CK/UA;
    • If the CK value at 24-72 hours continues to be <5X ULN and UA continues to be normal, Phase 2 may begin after the initial 72 hours of limited duty. (Physiologic Muscle Breakdown Profile)
    • If a CK value at 24-72 hours follow-up is >5X ULN and/or UA is positive for blood with no RBC's the Warfighter needs to be considered for high-risk markers and inpatient versus continued outpatient follow up.
    • The Warfighter is to continue on Phase 1 delineated above (Low Risk Rhabdomyolysis Profile) with clinical judgment and followed in 24-72 hours with CK, creatinine, and UA
    • When CK value is <5X ULN and UA has returned to normal, begin Phase 2. Otherwise, remain in Phase 1 and return every 72 hours for repeat CK/UA until the criteria above are met;
    • If CK remains >5X ULN and/or UA is persistently abnormal for 2 weeks after injury or hospitalization, refer for expert consultation.
  • Phase 2:
    • Begin light outdoor duty, no strenuous physical activities;
    • Lightweight resistance training;
    • Supervised (i.e., physical therapy, athletic trainer) physical activity at their own pace and distance;
    • Follow-up with a care provider in one week;
    • If clinical symptoms do not return, begin Phase 3. Otherwise, remain in Phase 2 and return at 1-week intervals. Progress to Phase 3 when there is no significant muscle weakness, swelling, pain, or soreness. If myalgia persists without objective findings beyond 4 weeks, consider specialty evaluation to include psychiatry.
  • Phase 3:
    • Return to regular outdoor duty and physical training;
    • Follow-up with care provider as needed.

Additional Information Regarding Rhabdomyolysis

  • Rest is essential
  • Monitor urine output, goal > 200mL/hr, titrate fluids to reach goal
  • Seek medical evaluation if there is increasing pain, chest pain, shortness of breath, palpitations, significantly increasing edema

Follow Up Actions

  • Return in 24 hours for reevaluation and labs if outpatient treatment.
  • Blue Directive: Contact preceptor immediately, may require transfer/evacuation depending on severity

Compartment Syndrome

  • Skeletal muscles are surrounded by connective tissue known as fascia
  • The surrounding fascia is strong and non-compliant, separating muscles into sections or compartments
  • If there is a buildup of excessive fluid within a compartment, the pressure in that compartment rises ultimately resulting in tissue/muscle damage and compromising circulation distal to the edema
  • Trauma (crush injury or penetrating), long bone fractures, construction from circumferential burns, constructing bandages or splints, bites and stings are all common causes
  • The lower leg and forearm are common sites given their well-defined compartments
    • The foot, thigh, and gluteal region are other likely sites
    • Compartment syndrome can occur within the abdomen when patients are provided a high volume of IV fluids
      • The pathophysiology and management are similar to compartment syndrome of the extremities
  • Compartment syndrome can be intermittent (exercise-induced) and requires the measurement of intracompartmental pressures during exercise to diagnose

Signs and symptoms of Compartment Syndrome

  • “Pain out of proportion”
  • Swelling
  • Decreased pulses distally
  • Decreased sensation and paralysis are late signs

Focused History Questions for Compartment Syndrome

  • Recent trauma
  • Physical activity

Physical Exam signs for Compartment Syndrome

  • Pain with passive stretch of the muscle group
  • Tense woody texture or the affected muscle group
  • Edema/Swelling of limb
  • Weakness
  • Decreased pulses distal to injury
  • Diminished sensation distal to injury
  • Look for circumferential burns that may act as a tourniquet

Tools for Diagnosing Compartment Syndrome

  • Intracompartmental pressures may be obtained by Orthopedics
  • Labs are not necessary for diagnosis
    • May order CK, Metabolic panel, LFTs, UA, and Uric acid as with Rhabdomyolysis

Differential Diagnoses for Compartment Syndrome

  • Rhabdomyolysis: Muscle pain and swelling without elevated intracompartmental pressures
  • Muscle strain: Muscle pain, though not out of proportion and without additional exam and lab findings
  • Heat injury: Excessive activity resulting in elevated core body temperature and end-organ damage (liver, renal, and muscle)

Treatment for Compartment Syndrome

  • Release of the pressure is required and it is a medical emergency.
    • Fasciotomy performed by a trained provider
    • Pain management, consider the risk for renal and hepatic toxicities
    • Fluids may be considered given likely underlying muscle injury and possible rhabdomyolysis

Treatment Follow-Up

  • Requires hospital admission, close monitoring
  • Fasciotomies require coverage with wet sterile dressings which are changed frequently
  • Follow-up action:
    • Will be set after hospital discharge
    • May require skin grafts to cover fasciotomies
  • Red Directive: Immediate Evacuation; Contact preceptor ASAP

Red Flags That Merit Additional Investigation

  • Trauma
  • Duration of pain lasting more than six weeks
  • Neurologic deficit such as bowel or bladder incontinence, saddle anesthesia, or lower extremity weakness
  • Fever
  • Severe nocturnal or disabling pain
  • Unexplained pain after age 55
  • Unexplained weight loss
  • Steroid use

Anterior and posterior ligaments of the Spine

  • Limit motion and provide support
  • Divided into 5 areas
    • Cervical area
    • Thoracic area
    • Lumbar area
    • Sacrum area
    • Coccyx area

Muscles of the Head and Neck

  • Sternocleidomastoid (SCM) muscles: rotate and flex forward.
  • Other head movements (extend, bend, rotate):
    • Splenius capitus
    • Semispinalis

Neck Pain

  • Etiology is often multifactorial with the underlying disorder exacerbated by fatigue, physical deconditioning, muscle pain, poor posture, weakness of stabilizing muscles, decreased flexibility, and sometimes psychosocial stress or psychiatric abnormality
  • Degenerative disk disease is a common cause of pain in the cervical spine and will respond well to conservative therapy
  • Pain can also be musculoskeletal in nature - secondary to poor posture, trauma (like whiplash), stress, tension, and rapidly advancing an exercise program

Signs and Symptoms of Neck Pain

  • Depending on the cause, the pain can manifest as stiffness, muscle tension, spasm, and tenderness
  • May be accompanied by neurologic symptoms
  • Pain, and limited ROM, encourage patient to describe
  • If the nerve root is affected, pain may radiate distally along the distribution of that root; radicular pain
    • Strength, sensation, and reflexes of the area innervated by that root may be impaired
  • If the spinal cord is affected:
    • Strength, sensation, and reflexes may be impaired at the affected spinal cord level and all levels below

Focused History Questions for Neck Pain

  • OPQRST - Onset, Provocation/Palliation, Quality, Region/Radiation, Severity, and Time
  • Presence of numbness, tingling or weakness
  • Assess for red flag symptoms
  • Tobacco/ETOH use
  • History of back or neck problems
  • Recent activity
  • History of fever; could indicate meningitis

Physical Exam for Neck Pain

  • Assess posture
  • Limited ROM secondary to pain
  • Motor and sensory dysfunction represent radicular symptoms.
  • Spurling test:
    • Specific for cervical radiculopathy
    • Negative does not rule out radicular pain

Tools used to Detect Neck Pain

  • Most atraumatic neck pain does not require imaging, although a traumatic even does
  • Consider imaging using the UpToDate algorithm - Progressive neurologic findings - Constitutional symptoms (weight loss, fatigue, fever) - Infectious risk with systemic symptoms - History of malignancy - Persistent moderate to severe neck pain lasting greater than 6 weeks and affecting sleep or ADLs

Differential Diagnoses for Neck Pain

  • Shoulder problems: pain may be radiating from shoulder
  • Peripheral nerve entrapment (CTS): positive Phalen, Tinel at elbow or wrist where pain radiates proximal to distal
  • Cervical radiculopathy: numbness or tingling in the upper extremity
  • Cervical sprain/strain: neck pain without associated symptoms

Treatment Plan to Consider for neck pain

  • Rest, ice, or heat whatever feels better
  • Gentle ROM stretching
  • NSAIDS
  • Battlefield Acupuncture (BFA - Only if certified in BFA: Can administer up to 10 treatments if provider is a certified acupuncturist as long as there is a clinical benefit to the patient and no adverse issues
  • Muscle relaxants if most likely diagnosis is spasm
    • Cyclobenzaprine with preceptor guidance
    • Methocarbamol
  • Avoid narcotics/steroids

Course of Action for Neck Pain

  • Avoid aggravating activities
  • Gentle stretching throughout ROM
  • Modify posture
  • Follow-up Actions:
    • Return in 2 weeks if no improvement
      • Consider physical therapy
    • If gross motor weakness is present, then arrange EVAC or transfer

Follow Up Directives for Neck Pain

  • Blue Directive: Contact preceptor immediately for approval if considering Battlefield Acupuncture (BFA)
  • Green Directive: Routine review by a preceptor IAW 44-103, No BFA

Low Back Pain

  • LBP is among the most common medical complaints although it is a symptom, not a disease
  • The exact cause is often difficult to diagnose and is often multifactorial
  • Because of the multifactorial nature, clinicians should determine whether pain has a spinal or extra spinal cause and whether the cause is a serious disorder

Signs and Symptoms of Low Back Pain

  • Pain in the lower back with or without ROM
  • Acute up to four weeks, subacute between 4-12 weeks, or chronic after 12 weeks
  • May present with radicular symptoms
    • Pain that traverses the length of the affected nerve root
  • Radiation into the buttock is common
  • Difficulty standing

Focused History Questions for Lower Back Pain

  • Use “OPQRST”
  • Note History or Mechanism of Injury
  • Pay attention to PMHx of back pain
  • Note numbness or tingling in LE
  • Difficulty controlling bowel or bladder function
  • Observe radiation of pain

Physical Exam

  • Tenderness to palpation at the lumbar paraspinal muscles
  • Muscle spasm in the lumbar paraspinal muscles may be appreciable and tender
  • ROM is limited by pain
  • Straight leg raise assesses whether sciatic nerve is involved.
  • Assess Motor and Sensory deficits as they represent a more ominous problem

Guidelines for Low Back Pain Diagnoses

  • If no “red flag symptoms," x-rays are not appropriate unless the patient has had pain greater than 6 weeks.
  • Refer to VA/DoD Clinical Practices Guidelines for low back pain.

Differential Diagnoses

  • Cauda Equina Syndrome: evidence of paralysis, bowel/bladder dysfunction
  • Disk herniation: unilateral radicular symptoms that extend below the knee
  • Infection: fever, chills, night sweats
  • Causes outside the spine: constipation, pancreatitis, kidney stones
  • Fracture: mechanism of injury

"If No Red Flag", Low Back Pain Treatment to Consider

  • Rest, ice or heat whatever feels better
  • Gentle ROM stretching
  • NSAIDs
  • Battlefield Acupuncture (BFA)
  • Muscle relaxants

AVOID

  • Narcotics/steroids are to be avoided

In the event of "Red Flag" symptoms or "Gross Motor Problems"

  • If present, EVAC or transfer immediately

Recovery Expectations of Pain

  • Most low back pain is acute and will resolve on its own within a few days with self-care and there is no residual loss of function
  • Some cases may last a few months
  • Refer patient to The National Institute of Neurological Disorders and Stroke

Follow-Up Action

  • Follow up in 2 weeks if there is still no improvement.
    • Reccomend physical therapy if able
    • If therapy is unavailable, continue stretching and consider changing muscle relaxants or NSAIDs.
  • Return at 6 weeks is still in pain.
    • Perform and X-ray if available
    • Consider EVAC/transfer/specialist consult

Treatment Directives to consider

  • Blue Directive: Battlefield Acupuncture (BFA)
  • Green Directive: Routine review by a preceptor IAW 44-103, No BFA

Disk Herniation

  • Prolapse of an intervertebral disk through a tear in the surrounding annulus fibrosus
    • See image above in Low Back Pain
  • The tear causes pain when the disk impinges on an adjacent nerve root, a segmental radiculopathy with paresthesias, and weakness in the distribution of the affected root results – The disc will compress onto nerve
  • In the cervical area, C6 and C7 are most commonly affected
  • In the lumbar area, over 80% of disk ruptures affect L5 or S1 nerve roots

Etiology

  • Most common cause is a degenerative process in which as humans age, the nucleus pulposus; central part of the disk, becomes less hydrated and weakens
  • Second most common cause is trauma -Other causes include connective tissue disorders and congenital disorders.
  • Most likely to occur posterolaterally; more likely to compress the nerve root.
    -Lumbar disc herniation is commonly referred to as Sciatica (NCBI StatPearls 11/2020)

Signs and Symptoms

  • Back Pain
  • Presence of nerve root compression causes Weakness in UE/LE
  • Potential numbness or tingling in affected limb; Sciatica
  • Pain worse with sitting, coughing, sneezing, raising arms over head

Focused History Questions

  • Assess for “red flag" symptoms
  • History of injury
  • Physical Examination:

Actions to take with Physical Exam

  • Tenderness to palpation at the paraspinal muscles
  • Muscle spasm in the paraspinal muscles may be noted
  • limited by pain
  • Straight leg raise: will be + with sciatic nerve involvement
  • Motor and sensory deficits represent a more ominous problem

In order from least to worst, action items include:

  • If there are no "red flag" symptoms, x-rays are not appropriate unless the patient has had pain for >6 weeks.
  • https://www.youtube.com/watch?v=GfNLPgbnpAg

Differential

  • Cauda Equina Syndrome: evidence of paralysis, bowel/bladder dysfunction
  • Trochanteric bursitis: pain down lateral thigh, exquisite tenderness to palpation over the greater trochanter
  • Infection: fever, chills, night sweats
  • Causes outside the spine: constipation, pancreatitis, kidney stones
  • Fracture: mechanism of injury
  • Piriformis syndrome: "pseudo-sciatica"

Treatment for Herniated Disks

  • If no “red flag" symptoms
    • Rest, ice, or heat whichever-feels better
    • Gentle ROM stretching
    • NSAIDs
    • Battlefield Acupuncture, BFAMuscle relaxants
  • Medication to Avoid: -Aviod narcotics and steroids
  • If Red-Flag symptoms
    • Evacuation to a higher level facility.

General Muscle Strength Advice

  • Exercises include those in the area below the diaphragm to upper thigh both anterior and posterior.
  • Daily stretching should be incorporated
  • Should likely resolve gradually on its own in 6 weeks
  • Bed rest is contraindicated
  • PT or Home exercises to improve posture and strength back muscles are key to relieve nerve compression

Follow Up Action Advise

  • In 2 weeks if no improvement with conservative management,

    • manage patient expectations that improvement is gradual and total is not predictable or immediate.
  • **No Improvement" - "Refer to Physical Therapy"

  • **Unable to go to PT," - "Continue Stretches" - "Muscle Relaxtants

    if still there at six weeks with no improvement then, X-RAYS and/or EVAC Consider EVAC/transfer/specialist consult

CAUDA EQUINA SYNDROME

Definition and Cause:

  • Occurs when the nerve roots at the caudal end of the cord are compressed or damaged, disrupting motor and sensory pathways to the lower extremities and bladder
  • Most commonly results from a herniated disc in the lumbar spine
  • Congenital neurologic anomalies, spinal cord infection, spinal epidural abscess, tumor, trauma, stenosis, etc. also are potential causes

Action Items

  • Must be considered in the differential of all low back pain patients which is why good neuro exams are essential Distal leg paresis and sensory exam important along with Saddle Anesthesia exam.

Symptons:

  • Distal leg paresis and sensory loss in and around the perineum and anus with Saddle anesthesia.
  • Muscle tone and reflexes decreased in legs
  • Dysfunctional bowel or bladder - considered late finding Possible
  • bowel incontinence
  • Erectile dysfunction Latterly a patient
  • Urinary retention/frequency/incontinence issues
  • Paralysis of lower extremiities- will be a later finding

HISTORY:

Consider the history of:

  • Recent injury
  • Spinal Stenosis
  • Herniated disc
  • Bowel or bladder problems following injury

physicals;

-Low back exam

  • Neurology exam with focus on the LE Consider abilities of patient
  • Unable to rise from chair unassisted
  • Inability to walk on heels or toes
  • Motor or sensory dysfunction Loss of rectal tone

Physical tools

There if the patient -IF- the patient is available then lumbar film to help make the decision can be valuable, but doesn't need to be done

Diagnostics - CONSIDER WHAT THE GOAL IS

Additional differentials

  • Guillain-Barre Syndrome (Symmetrical Weakness) -intact sensation -symmetrical -spinal cord issues -Disk herniation unilateral radicular -Multiple sclerosis - history of various previous events or Vision and diplopia problems Spinal chord tumor - positive Babinski, spasticity

If the suspicion of "Cauda Equina Syndome is there, consider the steps of transfer by EVAC

  • The goal being to transfer immediately,

  • but if not possible then add a Foley catheter

  • supportive care while EVAC is awaited.

  • Action for treatment - patient to call for an EVAC so that they can then self- monitor for the red flags

  • Patients may requires EVAC and/or surgical decompression

Shoulder Problems

  • Differential Diagnoses:
    • Impingement Syndrome
    • Shoulder Dislocation/Instability
    • Adhesive Capsulitis
    • AC Joint Separation
    • Brachial Plexus Injury
    • Biceps Tendon Rupture
  • Important Considerations:
    • Treatment of shoulder pain and disorders should focus on return to acceptable function (if full function is not likely) and ROM with acceptable pain
      • Pain free is not always possible!
  • The objective of tx is the patients shoulder pain and what can provide them acceptable function.

Acromioclavicular Joint Separation (AC)

  • AC, also known as = acromioclavicular
  • Also known as a shoulder separation
  • This injury occurs most frequently when the patient has fallen on the shoulder or less often on an outstretched hand
  • Severe sprains tear the AC and coracoclavicular ligaments, which can displace the distal clavicle superiorly or inferiorly from the acromion

Signs of injury

  • Pain at and around the AC Joint with possible associate deformity
  • Swelling

Physical exam tests

  • Exan and palpate ENTIRE shoulder
    • SC joint entire length.
    • clavicle. -AC joint.
    • acromion - Spine of scapula.. - Coracoclavicular ligaments. If injured there could be Increased ROM (Springy) joint due to increased ROM.

Tools:

  • Reduced ROM
  • Bilateral clavicle X-ray if able as this could characterize degree of sprain and/or deformity.

Additional Information:

  • Impingement Syndrome" active ROM will be reduced but passive ROM will be full; patient can move that shouddler but they need someone elses help
  • Shoulder - Dislocation will be IN an incredible amount of pain and will be unlikely to even attempt a ROAM.
  • Tendinitis can have a history of overuse -If severe get evacuation

Action taken based on degree the degree of pain

  • Sling for 7-10 days
  • Gentle Exercises
  • Once pain subsides then we consider gentle exercises where before giving out, it would be considered for PT, so long as they know what they are doing. Treatments:
  • PRICE; "Protect, Rest, Ice, Compression, Elevate
  • NSAIDS
  • Battlefield Acupuncture (BFA) Sometime a patient with all of these is just needed to have an EvaC and have orthopedics fix the injury completely.

ACTION

After injury consider the following actions.

  • Avoid Aggravating activities Follow recommendation for PT and if not. Return for follow up in 5 to 7 days

Impingement syndrome

  • Impingement on the rotator cuff, subacromial bursa and other soft tissues compressed between the humeral head and undersurface of acromion, AC joint or coracoacromial arch. UpToDate 01/2021
  • Muscle strengthening imbalances, poor scapula control, rotator cuff tears, and subacromial bone spurs can be linked to it.

What to look for

Signs

  • PAIN with reaching or overhead motion

  • May include shoulder pain if they are sleeping on it

  • May be localized to an arm as well

  • Weakness, Pain rotating joint

  • Instability

what to consider in History of injury

  • Hand dominance,

  • Injury history.

  • Work habits

  • The physicals may be difficult because the area of palpation is hard in the Infraspinatus or supraspinatus fossa

  • X-Rays: are not going to be needed unless the injuries from trauma may have caused issues

Consider treating it from that area

  • Gentle Exercises - or Gentle Stretching without pain,
  • RICE -Rest, Ice, Elevate
  • NSAIDs
  • Acunpunture.
  • Avoid activities that make injury worse or "aggravating behaviors" Take medications as prescribed

Other action is needed then consider

  • In 2 weeks, - If not better then get a Physical Exam.

Directives if no improvment

Blue= contact Preceptor Green- review

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