Adult Dermatology

Question 1

Rectangular/polygonal lichenfied patches

Answer 1

Lichen simplex chronicus

Question 2

Velvety, warty surface with “stuck on” appearance

Answer 2

Seborrheic keratosis

Question 3

Silvery scales on bright red, well-demarcated plaques

Answer 3

Psoriasis

Question 4

Satellite pustules

Answer 4

Tinea intertrigo

Question 5

“Herald” patch, with “Christmas tree” rash eruption on trunk

Answer 5

Pityriasis rosea

Question 6

Violaceous red, well-localized, single or multiple plaques on head or trunk

Answer 6

Discoid &/or Subacute Lupus erythematosus

Question 7

Beefy red, well-circumscribed patches

Answer 7

Tinea intertrigo

Question 8

Cracking/maceration between toes

Answer 8

Tinea pedis

Question 9

Scaling on lateral edges of feet

Answer 9

Tinea pedis

Question 10

Circular patches of fine scale, hair loss, “black dot”

Answer 10

Tinea capitis

Question 11

Fine “powdery” scales

Answer 11

Tinea versicolor

Question 12

KOH –> “spaghetti & meatballs”

Answer 12

Tinea versicolor

Question 13

Resistant to griseofulvin

Answer 13

Tinea versicolor

Question 14

Honey colored crusts

Answer 14

Impetigo

Question 15

Slightly elevated, hardened red lesion that is well circumscribed
Legs are the most common site

Answer 15

Erysipelas

Question 16

Changing mole

Answer 16

Malignant melanoma

Question 17

Red man syndrome

Answer 17

CTCL, psoriasis, atopic dermatitis, contact dermatitis

Question 18

Flexural surfaces, not well demarcated

Answer 18

Atopic dermatitis