Pedia: Derma Flashcards
Why does seborrheic dermatitis occur in the first 6 mos of life?
There is physiologic overproduction of sebum.
Which of the following appears later than the other and is due to a tcell mediated response?
Irritant contact derm
Allergic contact derm
Allergic
Differentiate Ecthyma from impetigo
Ecthyma has a firm dry dark crust with surrounding redness and induration
What is the DOC for cellulitis from S. aureus? From strep?
Oxacillin staph
Penicillin strep
SSSS acts on which layer of the epidermis?
Granulosum
Besides the apples what other drug may be used for tinea versicolor?
Selenium sulfide 2.5%
Hamartomas of the vascular endothelium on which part of the body are most persistent?
Lip hemangiomas
A big hemangioma on the face is a RED FLAG for which possible syndrome?
PHACES
Posteior fossa anomaly
Hemangioma
Arterial cardiac and eye anomalies
How does one dfx SJS from TEN?
TEN involves >30% body area
What is the most convincingly demonstrated infectious cause if SJS?
Mycoplasma pneumoniae
Which aging the fetal circulation has the lowest resistance?
Placenta
What is the MOST COMMON form of VSD? Of ASD?
Membranous type
Secundum
VSDs after this age are unlikely to close
4 years old
What form of VSD is a definite indication for closure?
Supracristal because of the high risk of AR development
Based on S2 dfx ASD from VSD
ASD with split S2 and VSD with loud and single s2
What is the most common cause of cyan otic congenital heart dz in newborns?
TGA
What is the treatment of choice for a 2 month old with TOF?
Gore tex shunt
For more than 3 mos, blalock taussig
Truncus arteriosus is treated with?
Rastelli
The Ross procedure is for what CHD? How about the brock procedure?
Ross for Aortic stenosis
Brock for pulmo stenosis
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?
- 5 years or until 21 to whichever is longer
- 10 years or 21
- 10 years or until 40
Give 2 CHDs that may present with wide pulse pressure with a bounding pulse.
PDA and AR
What 2 organisms are responsible for native valve endocarditis? How about prosthetic valves?
Viridans strep AND staph aureus
Staph epidermidis
What are the 2 major criteria in the duke criteria for BE?
2 cultures positive and echo evidence (cardiac mass, dehiscence of prosthetic valves, prosthetic valve regurg flow, native valve regurg flow and abscess)
Coronary artery aneurysms develop in what week for Kawasaki dz?
2nd to 3rd week. Ergo give IVIG in 10 days.
