Dermatology

Question 1

pruritic rash on wrists and shins. Violaceous polygonal papules. Diagnosis?

Answer 1

lichen planus

Question 2

one week after genital herpes rash of raised target lesions on truck and extremities. Diagnosis?

Answer 2

erythema multiforme

Question 3

tx for actinic keratosis?

Answer 3

precancerous so removal

Question 4

pemphigus vulgaris vs bullous pemphigoid. Nikolsky? oral lesions? tx?

Answer 4

PV: + nikolsky, oral lesions, steroids
BP: - nikolsky, no oral lesions, topical steroids

Question 5

Hep C virus develops skin bilsters whenever he goes out in the sun. Diagnosis? Mangement?

Answer 5

porphyria cutanea tarda

avoid alc, estrogen, phlebotomy

Question 6

chrstmas tree rash, salmon colored oval plaques.

Answer 6

pityriasis rosea

Question 7

tx of tinea unguium?

Answer 7

oral antifungal

Question 8

tx of tinea pedis?

Answer 8

topical antifungal

Question 9

tx of tinea corporis

Answer 9

topical antifungal

Question 10

tx of tinea capitis?

Answer 10

oral antifungal (griseofulvin)

Question 11

Patient with rash x 2 years has thick erythematous plaques with silver scales involving scalp elbows and knees. diagnosis? tx?

Answer 11

psoriasis

emollients, topical steroids, topical calcineurin inhibitors

Question 12

crusting and scaling scalp with erythematous greasy appearing scaly plaques involving eyebrows and nasolabial foldsd. Dx? Tx?

Answer 12

seborrheic dermatitis

antifungal shampoo