Summary Document

Question 1

Scaphoid imaging

Answer 1

AP
Lateral
2 Obliques

Question 2

Can you tell how old a bruise is

Answer 2

No

Question 3

Paget’s?

Answer 3

Abnormal osteoclastic activity with compensatory increased osteoblastic activity

Abnormal structure with reduced bone strength due to increased turnover

Presents with pain, deformity, deafness or compression neuropathies (can include cranial nerves if skull involved)

Predisposes osteosarcoma

Treated with bisphosphonates

Question 4

DEXA scanning scores?

Answer 4

Within 1 S.D. of young adult reference mean = normal

1-2.4 S.D. = osteopenia

2.5+ = osteoporosis

If <20y/o, only the Z score reported

Question 5

Salter-Harris Classification?

Answer 5

SALTR

I - Slipped (physis)
II - Above (physis + above)
III - Lower (physis + below)
IV - Through (epiphysis straight up through physis to metaphysics)
V - Rammed (crush fracture - often cannot tell on XR)