Pediatrics

Question 0

How soon after CRPP of supracondylar humerus fractures is range of motion expected to be >90% of normal?

Answer 0

6 months

Question 1

Olecranon fractures in skeletally immature patients are pathognomonic of which condition?

Answer 1

osteogenesis imperfecta

Question 2

What physeal zone is affected by the mutation leading to achondroplasia?

Answer 2

zone of proliferation

Question 3

What is the usual outcome of thoracolumbar kyphosis associated with achondroplasia?

Answer 3

It usually resolves with ambulation

Question 4

What is the name of the bacteria responsible for Lyme disease?

Answer 4

Borrelia burgdorferi

Question 5

When placing pedicle screws for adolescent idiopathic scoliosis, which screw placement technique is associated with increased pullout strength? Straight-forward or anatomic?

Answer 5

Straight-forward

Question 6

What is the recommended treatment for advanced glenohumeral joint dysplasia in the setting of brachial plexus birth palsy?

Answer 6

Rotational osteotomy of the humerus

Question 7

Munchausen syndrome (a factitious disorder by proxy) most often is perpetrated by which family member?

Answer 7

Biologic mother who has knowledge of medicine

Question 8

Which way does the femoral neck displace in relation to the femoral epiphysis in SCFE?

Answer 8

Distal and anteriorly

Question 9

Congenital pseudoarthrosis of the clavicle almost always presents on which side?

Answer 9

right, middle 1/3

Question 10

What are the Kocher criteria?

Answer 10

• WBC > 12,000
• ESR > 40
• history of fever
• non-weightbearing

Question 11

What pediatric condition is characterized by cauliflower ears and “hitchhiker thumb”?

Answer 11

Diastrophic dysplasia

Question 12

What is the most accurate diagnostic test with contractures of the hip, knee, or ankle?

Answer 12

CT scanography

Question 13

What is the most common cause of anterolateral tibial bowing?

Answer 13

Neurofibromatosis

Question 14

What additional diagnostic test is most sensitive to diagnose pediatric spondylolysis when AP and lateral radiographs are normal?

Answer 14

single photon emission computed tomography (SPECT)

Question 15

Which nerve is most commonly injured with a pediatric, flexion-type supracondylar humerus fracture?

Answer 15

ulnar nerve

Question 17

Which zone of the growth plate do physeal fractures usually occur?

Answer 17

Zone of hypertrophy (zone of provisional calcification)

Question 18

Gigantism affects which region of the growth plate?

Answer 18

Zone of proliferation

Question 19

The mutation of which gene is associated with cleidocranial dysplasia?

Answer 19

RUNX2

Question 20

What are some risk factors for DVT associated with pediatric osteomyelitis?

Answer 20

1. CRP>6
2. MRSA infection
3. surgical treatment
4. Age greater than 8

Question 21

From which direction does the bloody supply to the lateral condyle of the distal humerus come?

Answer 21

posterior

Question 22

What is the treatment for a child with symptomatic Kohler’s disease (AVN of the navicular)?

Answer 22

short leg walking cast

Question 23

What factor is the best predictor of successful non-operative treatment of an osteochondritis dissecans lesion in the knee?

Answer 23

open femoral physis