ortho review

Question 1

uneven gluteal folds and easy posterior dislocation of hip in children suggests developmental dysplasia of hip, how do you work this up?

Answer 1

Sonogram is Diagnostic, xrays wont help

Question 2

Insidious development of limping, decreased hip motion, amd hip or knee pain suggests

Answer 2

avasc necrosis of the capital femoral epiphysis.

Question 3

A lanky or chubby boy of age 13, complaining of groin or knee pain and limping suggests

Answer 3

Slipped capital femoral epiphysis. an ortho emergency

Question 4

genu varum is normal up till what age?

Answer 4

3, otherwise its Blount disease - disruption of medial proximal tibial growth plate

Question 5

how do you manage Osgood Schlatter’s disease?

Answer 5

RICE -
rest
ice
compression 
elevation

Question 6

Supracondylar fractures of the humerus can occur in children when

Answer 6

elbow is hyperextended - call on extended arm - at risk for vascular and nerve injury

Question 7

which fractures involving the growth plate can be treated by closed reduction?

Answer 7

those displaced laterally from the metaphysis but are in one piece

Question 8

The most common primary malignant bone tumor is

Answer 8

osteogenic sarcoma (ages 10-25)

Question 9

Typical xray features of osteogenic sarcomas

Answer 9

sunburst patterns

Question 10

Typical pattern for Ewing sarcoma is

Answer 10

Onion skinning

Question 11

Old men with fatigue, anemia and localized pain is often

Answer 11

multiple myeloma

Question 12

Soft tissue sarcomas metastasize to

Answer 12

lungs but not to lymph nodes

Question 13

Findings on anterior dislocation of shoulder

Answer 13

arm close to body but rotated out - shaking hands

Question 14

which fractures are less likely to lead to avascular necrosis?

Answer 14

Intertrochanteric fractures in comparison with femoral neck fractures