Dermatology Flashcards Preview

PPS - From Nelson's > Dermatology > Flashcards

Flashcards in Dermatology Deck (22)
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1
Q

salmon color rash with overyling hyperkeratosis

A

psoriasis

2
Q

enhanced penetration occurs in

A
flexural areas
external occlusion (diaper)
open skin (excoriation)
heat
hydration
3
Q

follows after HSV infection in kids with atopic dermatitis

disseminated pruritic vesiculopapular lesions

A

kaposi’s varicelliform eruption

eczema herpeticum

4
Q

herald patch ( pink oval patch with central clearing)

A

pityriasis rosea

5
Q

pinpoint bleeding on removal of scale
sign?
dx?

A

auspitz sign

psoriasis

6
Q

most common soft tissue tumor in infancy

A

hemangioma

7
Q

posterior fossa abnormality
extensive cervicofacial hemangioma
arterial abnormality of cerebrovasculature
coarctaition of the aorta or cardiac defects
eye abnormalities

A

PHACE

8
Q

port wine stain

nevus flammmeus

A

sturge weber

encephalotrigeminal angiomatosis

9
Q

site of hemiparesis of port wine stain

A

contralateral

10
Q

site of intracortical calcification port wine stain

A

same side

11
Q

capillary and venous malformation
venouse varicosities
hyperplasia of soft tissue (often bone)

A

klippel trenaunay weber syndrome

12
Q

abrupt onset
round deep red
well demarcated macule/papule
dusky gray or bullous center

A

erythema multiforme

13
Q

nikolsky sign

A

ssss

14
Q

dewdrops on rose petal

A

varicella

15
Q

vesicles on erythematous base

A

herpes

16
Q

excessive number of mast cells
darier sign
appear in infancy and resolve in childhood

A

urticaria pigmentosa

17
Q

darier sign

A

stroking of skin leads to localised subcutaneous anaphylactoid reaction leading to mast cell degranulation

18
Q

erythema multiforme can appear after this infection

A

hsv

19
Q

infection that causes SJS or TEN

A

mycoplasma pneumoniae

20
Q

infectious cause SJS

A

mycoplasma pneumonia

21
Q

most common pathogen cellulitis

A

staph

strep

22
Q

most common pathogen necrotizing fascitis

A
staph
strep
klebsiella
e. coli
anaerobic