Disorders of the Eye, Ear, Skin and Bones

Question 1

Treatment of neonatal conjunctivitis secondary to Chlamydia

Answer 1

oral erythromycin x 2 wk

Question 2

Treatment of gonococcal ophthalmia

Answer 2

ceftriaxone

Question 3

Epidemic keratoconjunctivitis is caused by?

Answer 3

adenovirus type 8

Question 4

Most common cause of orbital cellulitis in children

Answer 4

Paranasal cellulitis

Question 5

Most common cause of external otitis media

Answer 5

Pseudomonas

Question 6

Most effective prophylaxis for otitis externa

Answer 6

instillation of dilute alcohol or acetic acid 2% immediately after swimming or bathing

Question 7

Three most common pathogens in acute otitis media

Answer 7

Streptococcus pneumoniae
Nontypiable Haemophlus influenzae
Moraxella catarrhalis

Question 8

Criteria for antibacterial agent treatment or observation in children with AOM
<6 mo
6 mo-2 yr
>2 yr

Answer 8

<6 mo: antimicrobial therapy
6 mo-2 yr: antibacterial therapy if severe illness; observation if nonsevere
>2 yr: observation option

Question 9

Drug of choice for uncomplicated AOM

Answer 9

amoxicillin x 10 days

Question 10

Indications for myringotomy in children with AOM

Answer 10

• severe, refractory pain
• hyperpyreia
• complications such as facial paralysis, mastoiditis, labyrinthitis, CNS infection
• immunologic compromise from any source

Question 11

Most demonstrated infectious cause of SJS

Answer 11

Mycoplasma pneumoniae

Question 12

TEN involves __ of the body surface area

Answer 12

> 30%

Question 13

Manifests as pain over the tibial tubercle in a growing child

Answer 13

Osgood-Schlatter disease

Question 14

Two types of developmental dysplasia of the hip

Answer 14

typical, teratologic

Question 15

Diagnostic modality of choice for DDH

Answer 15

Ultrasonography before 4-6 months (before the appearance of the femoral head ossific nucleus)

Question 16

Results from temporary interruption of the blood supply to the proximal femoral epiphysis, leading to osteonecrosis and femoral head deformity

Answer 16

Legg-Calve-Perthes Disease

Question 17

Most common etiology of torticollis

Answer 17

congenital muscular torticollis

Question 18

Torticollis with GER

Answer 18

Sandifer syndrome

Question 19

Most common infective organism in oteomyelitis

Answer 19

staphylococcus aureus

Question 20

Second most common cause of osteomyeltis in <5 yr

Answer 20

Kingella kingae

Question 21

Subacute osteomyelitis showing radiographic lucency and surrounding reactive bone

Answer 21

Brodie abscess

Question 22

Duration of treatment for osteomyelitis

Answer 22

21-28 days, provided that patient shows prompt resolution of signs and symptoms within 5-7 days and the CRP and ESR have normalized

Question 23

Most common cause of septic arthritis in all age groups

Answer 23

Staphylococcus aureus

Question 24

A blood lead level of __ is considered a level of concern for public health purposes

Answer 24

10 mcg/dL

Question 25

Lead encephalopathy is more likely to be observed in children with BLL __

Answer 25

higher than 100 mcg/dL

Question 26

A confirmed venous BLL of __ requires prompt chelation therapy using DMSA, EDTA, British antiwistle and penicillamine

Answer 26

45 mcg/dL

Question 27

Predominant bacterial species isolated from infected dog bite wounds

Answer 27

Staphylococcus aureus
Pasteurella multicoda
Staphylococcus intermedius
C. canimorsus

Question 28

Predominant bacterial species in cat bite wounds

Answer 28

P. multicoda

Question 29

Drug of choice for prophylaxis and treatment of rat-inflicted injuries

Answer 29

procain penicillin

Question 30

drug of choice for empirical oral therapy for human and animal bites

Answer 30

amoxicillin-clavulanate