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Flashcards in Dermatology Deck (23):
0

Darier sign

Mastocytosis

1

Black dot

Tinea Capitis

2

Tx of tinea capitis

Griseofulvin. No need to check labs in heathy kid. Alternatives = fluconazole, itraconazole

3

Exclamation point hairs

Alopecia areata

4

Breakage of hairs with tapering

Alopecia areata

5

Generalized thinning

Telogen effluvium

6

Varying hair length in a given area

Trichotillomania

7

Many neutrophils, no bacteria

Pustular Melanosis

8

Eosinophils on wright stain

Erythema toxicum

9

Many PMNs, no bacteria

Miliria rubra

10

Targetoid lesions on hands, feet, palms, soles

Erythema multiforme. Self limited. Most common cause : HSV

11

Which is fixed: urticaria or e. multiforme?

E. Multiforme

12

Lamotrigine, carbamazepine, phenytoin, phenobarbital

Cause SJS or TEN

13

Sulfa abx, PCN, cephalosporins, doxycycline/tetra/mino,

Can cause SJS/TEN

14

Most common infectious cause of SJS or TEN. (EM Major)

Mycoplasma pneumonia

15

Large congenital melanocytic nevi greater than 20 cm

Increased risk of melanoma (5-15%)

16

Tx with surgical excision prior to puberty 2/2 small risk of basal cell carcinoma

Nevus sebaceous (yellow/ pink waxy)

17

Perianal and perioral red rash

Zinc deficiency ( acrodermatitis enteropathica)

18

Flaky paint dermatitis

Kwashiorkor

19

Rheus dermatitis is not spread by the fluid contained in the vesicular or bullous lesion

True

20

Most common cause of erythema multiforme minor

HSV

21

Most common infectious cause of erythema multiforme major (SJS)

Mycoplasma pneumonia

22

Causes bullous impetigo

Staph and MRSA