Common Cutaneous Problems –
2025 Updated Edition with High-
Yield Clinical Cases and Treatment
Guidelines
well defined border with central clearing - ANSW✔️-tinea corporis
Pruritic, purple, polygonal planar papules and plaques (6 P's) - ANSW✔️-lichen planus
Rx topical steroids, calciptriene (Dovonex), UV B, methotrexate, anti-TNF (infliximab) - ANSW✔️-
psoriasis
bullae move laterally is what sign - ANSW✔️-Nikolsky
+ nikolsky sign think - ANSW✔️-pemphigus vulgaris Bad!
target lesion Dx - ANSW✔️-erythema multiforme
, vesicles w ery base successive crops, single dermatome - ANSW✔️-zoster
vesicles ery base Dx not crops but all over - ANSW✔️-small pox
Rx zoster - ANSW✔️-Valtrex 1 g TID X 7d
Rx narcs, Neurotin, Lyrica, tricy, sympathetic nerve blocks - ANSW✔️-postherpetic neuralgia
herpes zoster vaccine (inactivated), give 2 mo apart - ANSW✔️-Shingrix
Rx Permethrin 5% for - ANSW✔️-scabies
flexor surface papules Dx - ANSW✔️-atopic dermatitis
Rx predisone 20 mg BID X 7 d for - ANSW✔️-rhus dermatitis
Rx avoid hot tubs - ANSW✔️-pseudomonas folliculitis
boil (another term) - ANSW✔️-furuncle
many furuncles is a - ANSW✔️-carbuncle
Usual cause of furuncle - ANSW✔️-staph aureus
severe hot tub folliculitis Rx - ANSW✔️-Cipro
MRSA Rx - ANSW✔️-Bactrim, clind, doxy. BCD