Musculoskeletal and Dermatology Flashcards
7 cards from real AMC MCQ practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Musculoskeletal and Dermatology flashcards as text
An elderly man presents after a fall with a shortened, externally rotated leg and hip pain. What is the most likely injury?
Answer: Fractured neck of femur
A shortened, externally rotated leg after a fall is classic for a fractured neck of femur.
Which nerve is most commonly injured in a mid-shaft humeral fracture?
Answer: Radial nerve
The radial nerve runs in the spiral groove and is at risk in mid-shaft humeral fractures, causing wrist drop.
A patient has numbness and tingling over the thumb, index and middle fingers, worse at night. What is the most likely diagnosis?
Answer: Carpal tunnel syndrome
Median nerve compression at the wrist causes nocturnal paraesthesia in the radial three and a half digits.
Which feature most strongly suggests septic arthritis requiring urgent joint aspiration?
Answer: A hot, swollen joint with fever and inability to bear weight
An acutely hot, swollen, painful joint with fever is septic arthritis until proven otherwise.
A young athlete reports the knee 'giving way' and a positive anterior drawer test. Which structure is injured?
Answer: Anterior cruciate ligament
A positive anterior drawer and instability indicate an anterior cruciate ligament tear.
Which radiographic feature is characteristic of osteoarthritis?
Answer: Joint space narrowing with osteophytes
Osteoarthritis shows joint space narrowing, osteophytes, subchondral sclerosis and cysts.
A child presents limping with hip pain and a recent viral illness, but is afebrile and well. What is the most likely diagnosis?
Answer: Transient synovitis
Transient synovitis follows a viral illness, presenting with a limp in a well, afebrile child.