38 Questions
What is a possible consequence of a Scaphoid fracture in the proximal pole?
Higher likelihood of avascular necrosis
Which hand pathology primarily affects the 4th and 5th digits?
Dupuytren's Contracture
What wrist movement is associated with the mechanics of injury for Scaphoid Fracture?
Wrist hyperextension with radial deviation
In what age group does Dupuytren's Contracture commonly occur?
Individuals aged 40 and older
Which joint is affected by Mallet Finger?
Distal Interphalangeal Joint
What is the treatment for Dupuytren's Contracture?
Surgical intervention or fasciotomy
Which type of fracture is commonly referred to as the 'Dinner Fork Deformity'?
Colles fracture
What is a common complication associated with Colles Fracture?
Volkmann's ischemic contracture
What syndrome is characterized by pain, hyperesthesia, edema, discoloration, and loss of motion and function?
Complex Regional Pain Syndrome (CRPS)
In the context of carpal instability, what intervention may be needed if there is instability?
Closed or open reduction of carpal bone
What kind of exercises are recommended when treating Complex Regional Pain Syndrome?
Non-painful exercises to maintain motion
During what type of fall does a Colles Fracture commonly occur?
Fall on an outstretched arm
Which nerve innervates D1-D3 and half of D4?
Median nerve
Which wrist motion can contribute to carpal tunnel syndrome?
Flexion, ulnar deviation, supination
What is a common symptom of carpal tunnel syndrome?
Numbness and tingling in median nerve distribution
Which special test is used to diagnose carpal tunnel syndrome by tapping the ventral wrist?
Tinel's test
Which ligament may be cut during decompression surgery for carpal tunnel syndrome?
Transverse carpal ligament
What is a treatment consideration for carpal tunnel syndrome?
Splinting the affected wrist in 90 degrees of extension
Which carpal bone is part of both the radiocarpal and midcarpal joints?
Triquetrum
Which ligament provides lateral support to the wrist joint?
Radial collateral ligament
In which plane and about which axis does radial deviation occur at the wrist joint?
Frontal plane, sagittal axis
Which type of joint classification describes the radiocarpal joint?
Biaxial Condyloid
The palmar aponeurosis serves as an attachment for which muscle and structure?
Palmaris longus and flexor retinaculum
What is the common workplace condition that involves the entrapment of the median nerve within the carpal tunnel?
Carpal Tunnel Syndrome
What is the primary function of ligaments in the wrist?
Provide stability
Which condition is characterized by pain and swelling at the radial styloid?
DeQuervain’s Tenosynovitis
What is the special test used to diagnose DeQuervain’s Tenosynovitis?
Finklestein’s Test
In cases of wrist sprains without carpal instability, what is the recommended approach?
Immobilization of the wrist
Which of the following activities are commonly encouraged for wrist strengthening?
Gripping and pinching exercises
What is the characteristic motion that initiates as a wound heals according to the text?
Ulnar deviation
What is the treatment duration for splinting of a Boutonniere Deformity?
6 to 8 weeks
Which type of deformity results in PIP hyperextension and DIP flexion?
Swan Neck Deformity
What is the most common type of tendon damaged in tendon lacerations?
Flexor tendons
What characterizes the area called 'no man’s land' in the palm?
Characterized by tight flexor tunnels
What is the initial form of splinting recommended after surgery according to the text?
Static splinting
What type of movement is considered acceptable post-surgery regarding active extension of the hand?
Active extension is beneficial for recovery
In general joint protection considerations for an orthopedic patient, what is emphasized regarding pain?
Pain should guide rehabilitation efforts
What is the mechanism of injury in Boutonniere Deformity?
Rupture of stretch to the extensor tendon at the PIP joint
Test your knowledge on the anatomy of the wrist joint, including the radiocarpal and midcarpal joints. Explore the components of each joint and their movements in different planes.
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