Orthopedics

Question 1

What are the features of giant cell tumours of bone?

Answer 1

Pain and limited movement of joints. Swelling or pathological fractures.

Dx: biopsy
X-ray see soap bubble appearance

Rx: surgery

Mets to lung

Question 2

Feature of Ewing’s sarcoma?

Answer 2

Young people, males 10-20. Lyric lesions with a lamellated or onion like periosteal reaction on X-ray.
Poor prog if mets present - 5y survival is only 5-10%

Question 3

What’s the similarities and differences between golfs elbow and cubital tunnel syndrome?

Answer 3

Same - ulnar nerve involment - tingling in little fingers

Difference - GE has pain localised at elbow worse on wrist flexion
CTS - worse when elbow resting on surface or flex for long time

Question 4

Nerve damage at surgical neck of humerous?

Answer 4

Axillary

Question 5

Nerve damaged in mid humerus fracture?

Answer 5

Radial nerve

Question 6

Difference between colles and smiths?

Answer 6

Colles - dorsal angulation of distal fragment

Smiths - volar displacement of distal fragment