Podcast
Questions and Answers
When removing a malignant tumor, a surgeon should excise the tumor plus a minimum of 2/3 cm of normal tissue in all directions (length, width, depth).
When removing a malignant tumor, a surgeon should excise the tumor plus a minimum of 2/3 cm of normal tissue in all directions (length, width, depth).
True (A)
Which of the following tissues are NOT typically resected during tumor removal?
Which of the following tissues are NOT typically resected during tumor removal?
- Tendons (correct)
- Muscle
- Cartilage (correct)
- Ligaments (correct)
A ______ suture is a type of suture that is used to reduce tension on a wound by placing sutures further away from the skin edge.
A ______ suture is a type of suture that is used to reduce tension on a wound by placing sutures further away from the skin edge.
external tension relieving
What is the primary advantage of using axial pattern flaps over tissue expanders for large wounds?
What is the primary advantage of using axial pattern flaps over tissue expanders for large wounds?
Match the following methods of skin stretching with their descriptions:
Match the following methods of skin stretching with their descriptions:
Dog ears are more likely to occur with thin skin.
Dog ears are more likely to occur with thin skin.
What is the purpose of relaxing incisions made adjacent to a wound?
What is the purpose of relaxing incisions made adjacent to a wound?
Which of the following is NOT an appropriate method for wound debridement?
Which of the following is NOT an appropriate method for wound debridement?
A horse with a wound involving the synovial joint should be prepared with sterile prep applied directly over the wound to avoid introducing new bacteria.
A horse with a wound involving the synovial joint should be prepared with sterile prep applied directly over the wound to avoid introducing new bacteria.
Which type of bandage is most commonly used?
Which type of bandage is most commonly used?
What type of suture is preferred for closing wounds in horses, and at what distance from the cut edge should it be placed?
What type of suture is preferred for closing wounds in horses, and at what distance from the cut edge should it be placed?
The preferred method for draining dead space in a wound is to use a ______ drain, placed ______.
The preferred method for draining dead space in a wound is to use a ______ drain, placed ______.
When applying a secondary bandage layer, it is important to apply firm, even pressure, overlapping each layer by 50% as you move upwards.
When applying a secondary bandage layer, it is important to apply firm, even pressure, overlapping each layer by 50% as you move upwards.
What is the primary function of the tertiary bandage layer?
What is the primary function of the tertiary bandage layer?
When applying a bandage, it is important to place ______ between the toes to prevent moisture buildup and potential complications.
When applying a bandage, it is important to place ______ between the toes to prevent moisture buildup and potential complications.
Match the following bandage types with their primary uses:
Match the following bandage types with their primary uses:
Which of the following is NOT a key aspect to look for when checking a bandage?
Which of the following is NOT a key aspect to look for when checking a bandage?
Open fractures should be casted in a similar way to closed fractures.
Open fractures should be casted in a similar way to closed fractures.
What is the primary step in wound management for large animal?
What is the primary step in wound management for large animal?
What is the most common form of surgical site infection (SSI)?
What is the most common form of surgical site infection (SSI)?
Antisepsis can completely sterilize the skin without affecting the natural protective function.
Antisepsis can completely sterilize the skin without affecting the natural protective function.
What is the time frame within which a surgical site infection must occur for it to be classified as such?
What is the time frame within which a surgical site infection must occur for it to be classified as such?
___________ is preferred over Povidone Iodine for surgical site preparation.
___________ is preferred over Povidone Iodine for surgical site preparation.
Match the following terms with their definitions:
Match the following terms with their definitions:
Which surgical wound classification involves a major break in technique with gross spillage from the GI tract?
Which surgical wound classification involves a major break in technique with gross spillage from the GI tract?
Antibiotics are always necessary after surgery, regardless of the procedure.
Antibiotics are always necessary after surgery, regardless of the procedure.
What is the recommended fasting period for equines before surgery?
What is the recommended fasting period for equines before surgery?
IV fluids may be needed for a patient with ______ due to dehydration.
IV fluids may be needed for a patient with ______ due to dehydration.
Match the following conditions with their interventions:
Match the following conditions with their interventions:
What technique involves undermining wound edges with scissors?
What technique involves undermining wound edges with scissors?
What should be used to avoid tissue trauma when performing procedures on male dogs?
What should be used to avoid tissue trauma when performing procedures on male dogs?
Camelids require a 24-hour fast without water prior to surgery.
Camelids require a 24-hour fast without water prior to surgery.
The tips of towel clamps are considered sterile when placed through the skin.
The tips of towel clamps are considered sterile when placed through the skin.
What is the most important question to consider when working in the field?
What is the most important question to consider when working in the field?
What type of sutures are typically used for skin closures in male dogs?
What type of sutures are typically used for skin closures in male dogs?
Ultrasound adds __________ but is not definitive.
Ultrasound adds __________ but is not definitive.
Match the healing types with their characteristics:
Match the healing types with their characteristics:
What is the recommended method for treating a wound for 7 days?
What is the recommended method for treating a wound for 7 days?
Soiled sponges should not be placed back onto the __________.
Soiled sponges should not be placed back onto the __________.
Saline lavage is irrelevant in the management of wounds.
Saline lavage is irrelevant in the management of wounds.
What type of suture is preferred for closing wounds in horses?
What type of suture is preferred for closing wounds in horses?
It is recommended to apply a sterile prep directly over a wound to avoid introducing bacteria.
It is recommended to apply a sterile prep directly over a wound to avoid introducing bacteria.
What is the most common complication arising from improper bandaging in equine medicine, specifically related to granulation tissue?
What is the most common complication arising from improper bandaging in equine medicine, specifically related to granulation tissue?
Before taking a horse to surgery or euthanizing, the most important thing to ensure is __________ between the referring veterinarian, owner, and insurance company.
Before taking a horse to surgery or euthanizing, the most important thing to ensure is __________ between the referring veterinarian, owner, and insurance company.
Match the following wound terms with their definitions:
Match the following wound terms with their definitions:
What is the preferred method of draining dead space in a wound?
What is the preferred method of draining dead space in a wound?
A horse that has been vaccinated for more than 2 months does not require a booster.
A horse that has been vaccinated for more than 2 months does not require a booster.
What is the primary risk of local anesthesia in large animals?
What is the primary risk of local anesthesia in large animals?
The 'golden period' for wound management refers to the first 6-8 hours after injury, during which bacterial multiplication is minimal.
The 'golden period' for wound management refers to the first 6-8 hours after injury, during which bacterial multiplication is minimal.
Which of the following are primary areas addressed in patient preparation for surgical procedures? (Select all that apply)
Which of the following are primary areas addressed in patient preparation for surgical procedures? (Select all that apply)
It is possible to completely sterilize the skin without impairing its natural protective function.
It is possible to completely sterilize the skin without impairing its natural protective function.
What is the most common form of surgical site infection?
What is the most common form of surgical site infection?
For surgical site preparation, ______ Gluconate is preferred over Povidone Iodine.
For surgical site preparation, ______ Gluconate is preferred over Povidone Iodine.
Which of the following are considered risk factors for colic in broodmares?
Which of the following are considered risk factors for colic in broodmares?
Antibiotics are always necessary after equine surgery.
Antibiotics are always necessary after equine surgery.
What is the primary consideration when working in the field, according to the provided content?
What is the primary consideration when working in the field, according to the provided content?
In order to minimize tension when surgically closing a wound, wound edges can be ______ with scissors.
In order to minimize tension when surgically closing a wound, wound edges can be ______ with scissors.
Match the surgical wound classifications with their descriptions:
Match the surgical wound classifications with their descriptions:
Which of the following is NOT a method to reduce tension when surgically closing a wound?
Which of the following is NOT a method to reduce tension when surgically closing a wound?
Surgical incisions should always be made perpendicular to the tension lines of the skin.
Surgical incisions should always be made perpendicular to the tension lines of the skin.
What type of fluids should be administered to a dehydrated patient?
What type of fluids should be administered to a dehydrated patient?
A ______ is a protein that helps expand blood volume.
A ______ is a protein that helps expand blood volume.
Camelids require a 24-hour fast with no water access before surgery.
Camelids require a 24-hour fast with no water access before surgery.
Which of the following wound classifications are characterized by microbial levels greater than 10^5 CFU, indicating an infection?
Which of the following wound classifications are characterized by microbial levels greater than 10^5 CFU, indicating an infection?
Puncture wounds are characterized by a small skin opening but can cause deep tissue damage.
Puncture wounds are characterized by a small skin opening but can cause deep tissue damage.
What is the term used for extensive skin loss, where the skin surface remains intact but is separated from the underlying subcutaneous tissue and blood supply, leading to tissue necrosis?
What is the term used for extensive skin loss, where the skin surface remains intact but is separated from the underlying subcutaneous tissue and blood supply, leading to tissue necrosis?
The ______ is a type of wound closure where the wound edges are brought together within 3-5 days, before granulation tissue forms.
The ______ is a type of wound closure where the wound edges are brought together within 3-5 days, before granulation tissue forms.
Match the following wound closure techniques with their corresponding healing intent:
Match the following wound closure techniques with their corresponding healing intent:
Which of the following wound types is commonly associated with HIGH risk of sepsis and infection?
Which of the following wound types is commonly associated with HIGH risk of sepsis and infection?
Decubital ulcers are also known as pressure sores, and they typically develop in areas where skin and subcutaneous tissue are compressed between bony prominences and hard surfaces.
Decubital ulcers are also known as pressure sores, and they typically develop in areas where skin and subcutaneous tissue are compressed between bony prominences and hard surfaces.
What is the primary goal of lavage in wound management?
What is the primary goal of lavage in wound management?
The ______ is a type of wound closure used when the wound is left open to heal by contraction and epithelialization, often employed in cases where tissue loss is extensive or infection is a concern.
The ______ is a type of wound closure used when the wound is left open to heal by contraction and epithelialization, often employed in cases where tissue loss is extensive or infection is a concern.
The old method for initial trauma assessment, known as ABCs, prioritized airway, breathing, and circulation.
The old method for initial trauma assessment, known as ABCs, prioritized airway, breathing, and circulation.
What is the primary reason for the shift from the ABCs method to the M^2ARCH^2E method for initial trauma assessment?
What is the primary reason for the shift from the ABCs method to the M^2ARCH^2E method for initial trauma assessment?
The ______ is a technique used to remove foreign objects or debris from the airway.
The ______ is a technique used to remove foreign objects or debris from the airway.
What is the primary concern with cyanotic gums (blue gums) in a trauma patient?
What is the primary concern with cyanotic gums (blue gums) in a trauma patient?
Match the breathing patterns with their potential causes:
Match the breathing patterns with their potential causes:
Tourniquets are commonly used in veterinary medicine to control bleeding.
Tourniquets are commonly used in veterinary medicine to control bleeding.
When assessing circulation, what is the significance of a rapid heart rate with a prolonged capillary refill time (CRT)?
When assessing circulation, what is the significance of a rapid heart rate with a prolonged capillary refill time (CRT)?
An open pneumothorax requires covering the wound to prevent further ______ into the chest cavity.
An open pneumothorax requires covering the wound to prevent further ______ into the chest cavity.
What is the primary purpose of immobilizing a fracture above and below the affected joint?
What is the primary purpose of immobilizing a fracture above and below the affected joint?
Which of the following is a common method for draining dead space in a wound?
Which of the following is a common method for draining dead space in a wound?
What is the difference between the primary layers: adherant, non-adherant, occlusive, and semi-occlusive?
What is the difference between the primary layers: adherant, non-adherant, occlusive, and semi-occlusive?
What is an antimicrobial agent commonly used for burn wounds?
What is an antimicrobial agent commonly used for burn wounds?
What is an antimicrobial agent that has broad-spectrum hydrophilic properties?
What is an antimicrobial agent that has broad-spectrum hydrophilic properties?
What is an antimicrobial agent that is effective against gram-negative bacteria, and which specific bacteria does it target?
What is an antimicrobial agent that is effective against gram-negative bacteria, and which specific bacteria does it target?
What is an antimicrobial agent that is effective against gram-positive and some gram-negative bacteria?
What is an antimicrobial agent that is effective against gram-positive and some gram-negative bacteria?
What antimicrobial agent is commonly used to treat severe wounds?
What antimicrobial agent is commonly used to treat severe wounds?
What are the characteristics of honey in wound management?
What are the characteristics of honey in wound management?
What is the primary difference between clean, clean-contaminated, contaminated, and dirty wound classifications?
What is the primary difference between clean, clean-contaminated, contaminated, and dirty wound classifications?
What are the most common electrolyte imbalances?
What are the most common electrolyte imbalances?
Flashcards
Benign tumor excision
Benign tumor excision
Remove benign tumor plus 1cm of normal tissue around it.
Malignant tumor excision
Malignant tumor excision
For malignant tumors, remove the tumor plus more than 2/3cm of normal tissue.
Tissue resistance
Tissue resistance
Cartilage and collagen-dense tissues do not require excision due to their resistance to neoplasia.
Pre-suture technique
Pre-suture technique
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Adjustable sutures
Adjustable sutures
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Skin stretchers
Skin stretchers
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Preventing dog ears
Preventing dog ears
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Relaxing incisions
Relaxing incisions
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Secondary layer (bandaging)
Secondary layer (bandaging)
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Tertiary/outer layer
Tertiary/outer layer
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Pressure bandage
Pressure bandage
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Ehmer sling
Ehmer sling
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Robert Jones bandage
Robert Jones bandage
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Most important checks for bandages
Most important checks for bandages
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Tie-Over bandage
Tie-Over bandage
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Wound management first step
Wound management first step
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Tetanus management
Tetanus management
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Booster requirement
Booster requirement
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Suture preference
Suture preference
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Wound dehiscence warning
Wound dehiscence warning
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Bone sequestration
Bone sequestration
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Drainage necessity
Drainage necessity
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Granulation tissue
Granulation tissue
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Euthanasia protocol
Euthanasia protocol
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Equine risk factors
Equine risk factors
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Surgical wound classifications
Surgical wound classifications
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Clean surgical wound
Clean surgical wound
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Contaminated surgical wound
Contaminated surgical wound
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Fasting requirements for horses
Fasting requirements for horses
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Suture patterns
Suture patterns
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Direction of surgical incisions
Direction of surgical incisions
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Patient safety question
Patient safety question
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Surgical Site Infection (SSI)
Surgical Site Infection (SSI)
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Organ/Space Infection
Organ/Space Infection
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Antimicrobial Prophylaxis
Antimicrobial Prophylaxis
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Chlorohexidine Gluconate
Chlorohexidine Gluconate
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Preoperative Skin Preparation
Preoperative Skin Preparation
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Clamp Prepuce
Clamp Prepuce
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Towel Clamps Sterility
Towel Clamps Sterility
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Do NOT reuse soiled sponges
Do NOT reuse soiled sponges
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Ultrasound Information
Ultrasound Information
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Delayed Healing
Delayed Healing
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Wet-to-Dry Bandages
Wet-to-Dry Bandages
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Muscle Suture Type
Muscle Suture Type
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Nonabsorbable Skin Suture
Nonabsorbable Skin Suture
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Golden period
Golden period
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Contaminated wound
Contaminated wound
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Wound healing by second intention
Wound healing by second intention
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M^2ARCH^2E
M^2ARCH^2E
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Massive hemorrhage
Massive hemorrhage
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Airway management
Airway management
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Respiration assessment
Respiration assessment
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Pneumothorax treatment
Pneumothorax treatment
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Circulation reevaluation
Circulation reevaluation
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CRT (Capillary Refill Time)
CRT (Capillary Refill Time)
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Tension pneumothorax treatment
Tension pneumothorax treatment
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Abnormal breathing sounds
Abnormal breathing sounds
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Geriatric risk factors
Geriatric risk factors
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Broodmares and colic
Broodmares and colic
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Antibiotics in surgery
Antibiotics in surgery
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Clean-contaminated wound
Clean-contaminated wound
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Fasting for ruminants
Fasting for ruminants
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Wound closure techniques
Wound closure techniques
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Skin incision direction
Skin incision direction
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Patient stabilization pre-surgery
Patient stabilization pre-surgery
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Tissue expansion
Tissue expansion
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Infected wound
Infected wound
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Class 1 wound
Class 1 wound
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Abrasion
Abrasion
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Puncture wound
Puncture wound
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Primary wound closure
Primary wound closure
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Secondary closure
Secondary closure
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Lavage
Lavage
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Avulsion
Avulsion
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Study Notes
Wound Management
- Golden period: 6-8 hours after wound contamination, before bacterial multiplication exceeding 105 CFU/gram of tissue.
- Contaminated vs. infected: assessed based on the number of microbes.
- Contaminated: presence of microbes in the first few hours without substantial multiplication.
- Infected: bacterial count greater than 105 CFU, indicating invading and replicating microbes.
- Wound classifications (based on time):
- Class 1: 0-6 hours, minimal contamination.
- Class 2: 6-12 hours, microbes haven't reached infection levels.
- Class 3: > 12 hours, microbial levels exceed 105 CFU/gram, indicating infection.
- 6 major wound types: abrasion, puncture, laceration, avulsion (including degloving, presenting extensive skin loss), and thermal burns (caused by heat or chemicals, high sepsis risk).
- Abrasion: superficial, minor bleeding, heals fast by re-epithelialization.
- Puncture: small skin openings with deep damage; extent correlates with projectile velocity.
- Laceration: created by tearing, can be deep or superficial.
- Avulsion/Degloving: tearing of tissues from attachments with extensive skin loss.
- Thermal burn: caused by heat or chemicals, high sepsis risk.
Wound Healing
- Primary wound closure: involves apposing wound edges immediately (<12 hours in equine).
- Delayed primary closure: involves apposition within 3-5 days, often after debridement.
- Healing by contraction and epithelialization: 2nd intention, where wound heals open.
- Healing by granulation and epithelialization: the most common type of wound healing.
Wound Debridement
- Removal of dead tissue, foreign bodies, and microbes to promote healing and prepare for primary or delayed closure.
- Types: sharp, mechanical (wet-to-dry bandages), autolytic.
- Use of specific topical antimicrobial agents.
- Silver sulfadiazine: commonly used for burn wounds.
- Nitrofurazone: broad-spectrum agent effective against a range of bacteria.
- Honey: Promotes wound healing, decreases inflammation, improves granulation tissue, and improves wound nutrition.
Bandaging
- Bandaging layers (in horses):
- Primary (contact): transfers exudates, permits breathability.
- Secondary (intermediate): inhibits bacteria, provides additional padding.
- Tertiary (outer): provides protection from external bacteria & other elements.
- Types of bandages: tape stirrups, soft padded, vet wrap, tie-over, and elastic bandages.
- Important considerations in bandaging: pressure points, edema, appropriate placement, and securing of bandages. Ensure the bandage does not interfere with blood flow.
Surgical/Medical Considerations
- Antibiotics: only used for severe wounds older than 6-8hrs and/or surgical complications.
- Lavage: reduces bacterial numbers.
- Casts for fracture: limb in standing position for at least 2 weeks post-casting, more padding = less immobilization; limb MUST be appropriately set and monitored; ensure underlying structures are protected. Maintain clean, dry, odor-free, and normal toe temperature. Cyanosis is a significant concern.
- Surgical complications: excessive granulation, hypoxic environment, pressure sores, bandage bows (tendon inflammation); important to communicate with owner and insurance company (if applicable); ensure proper patient stabilization measures are incorporated.
- Importance of wound debridement and meticulous wound care.
- Complications of LA anesthesia: hypotension must be addressed appropriately; longer time under anesthesia.
- Surgical classification system: clean, clean-contaminated, contaminated, dirty.
- Patient stabilization: addresses dehydration, anemia, electrolyte imbalances, and hypoproteinemia, as necessary before surgery. Prioritize administering IV fluids as needed.
Additional Topics
- Decubital ulcers: pressure sores, compression of skin and soft tissues between bony prominences and hard surfaces.
- Surgical site infections: superficial vs. deep, classification of CDC types and importance of wound care. Infected patients tend to experience a higher mortality rate.
- Bone sequestration: dead/infected bone requiring surgical removal.
- Cellulitis: serious swelling usually associated with wounds.
- Risk assessment for equine patients pre and post-op, including appropriate ASA risk assessment scale, and proper patient reporting.
Important Concepts
- Always be aware of dehiscence (wound opening).
- Pre-operative preparation (patient history, physical exam, diagnostics, lab data, ASA classification, communication with clients/owners).
- Accurate post-operative care.
- Appropriate wound management for specific wound types (location, size, and depth determine optimal approach).
- Maintain clear, open communication with owners. Prioritize patient safety. Wound assessment and treatment strategies should be tailored to specific patient needs.
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