Nodular scabies is an uncommon clinical form of scabies.

Clinical features:

(1) reddish to brown papules and nodules up to 1.5 cm in diameter

(2) usual locations: axillae, penis, scrotum, groin, buttocks

(3) severe pruritis

(4) positive parasite exam (scrapings, dermoscopic, histologic) for mites, eggs, etc

(5) responds to topical permethrin and oral ivermectin

To read more or access our algorithms and calculators, please log in or register.