Pedia: Derma

Question 1

Why does seborrheic dermatitis occur in the first 6 mos of life?

Answer 1

There is physiologic overproduction of sebum.

Question 2

Differentiate Ecthyma from impetigo

Answer 2

Ecthyma has a firm dry dark crust with surrounding redness and induration

Question 3

What is the DOC for cellulitis from S. aureus? From strep?

Answer 3

Oxacillin staph

Penicillin strep

Question 4

SSSS acts on which layer of the epidermis?

Answer 4

Granulosum

Question 5

Besides the apples what other drug may be used for tinea versicolor?

Answer 5

Selenium sulfide 2.5%

Question 6

Hamartomas of the vascular endothelium on which part of the body are most persistent?

Answer 6

Lip hemangiomas

Question 7

A big hemangioma on the face is a RED FLAG for which possible syndrome?

Answer 7

PHACES
Posteior fossa anomaly
Hemangioma
Arterial cardiac and eye anomalies

Question 8

How does one dfx SJS from TEN?

Answer 8

TEN involves >30% body area

Question 9

What is the most convincingly demonstrated infectious cause if SJS?

Answer 9

Mycoplasma pneumoniae

Question 10

Which aging the fetal circulation has the lowest resistance?

Answer 10

Placenta

Question 11

What is the MOST COMMON form of VSD? Of ASD?

Answer 11

Membranous type

Secundum

Question 12

VSDs after this age are unlikely to close

Answer 12

4 years old

Question 13

What form of VSD is a definite indication for closure?

Answer 13

Supracristal because of the high risk of AR development

Question 14

Based on S2 dfx ASD from VSD

Answer 14

ASD with split S2 and VSD with loud and single s2

Question 15

What is the most common cause of cyan otic congenital heart dz in newborns?

Answer 15

TGA

Question 16

What is the treatment of choice for a 2 month old with TOF?

Answer 16

Gore tex shunt

For more than 3 mos, blalock taussig

Question 17

Truncus arteriosus is treated with?

Answer 17

Rastelli

Question 18

The Ross procedure is for what CHD? How about the brock procedure?

Answer 18

Ross for Aortic stenosis

Brock for pulmo stenosis

Question 19

In a person with rhematic fever presenting as:
1. arthritis
2. Carditis
3. Residual heart dz
How long does one treat with Pen q3w injections?

Answer 19

1. 5 years or until 21 to whichever is longer
2. 10 years or 21
3. 10 years or until 40

Question 20

Give 2 CHDs that may present with wide pulse pressure with a bounding pulse.

Answer 20

PDA and AR

Question 21

What 2 organisms are responsible for native valve endocarditis? How about prosthetic valves?

Answer 21

Viridans strep AND staph aureus

Staph epidermidis

Question 22

What are the 2 major criteria in the duke criteria for BE?

Answer 22

2 cultures positive and echo evidence (cardiac mass, dehiscence of prosthetic valves, prosthetic valve regurg flow, native valve regurg flow and abscess)

Question 23

Coronary artery aneurysms develop in what week for Kawasaki dz?

Answer 23

2nd to 3rd week. Ergo give IVIG in 10 days.

Question 24

Which of the following appears later than the other and is due to a tcell mediated response?
Irritant contact derm
Allergic contact derm

Answer 24

Allergic