Primary Localized Cutaneous Amyloidosis Presenting as Pigmented Papules Over Pinna
January 2022
in “
Indian dermatology online journal
”
New to Tretinoin? There is a guide in the encyclopedia. Read the guide → Studysummary This case report presents the first documented instance in India of cutaneous amyloidosis causing pigmented papules on the ear pinna, with lesions resolving after treatment with topical tretinoin.
Our plain-language summary. Not medical advice or a treatment recommendation. Consult a qualified healthcare professional before changing treatment. Full disclaimer
A 38-year-old Indian woman presented with asymptomatic pigmented papules on her ear pinna, diagnosed as primary localized cutaneous amyloidosis, a rare condition not linked to systemic diseases. Dermoscopy and biopsy confirmed the diagnosis, showing characteristic amyloid deposits. The lesions resolved after 5 months of topical tretinoin treatment. This case highlights the importance of considering cutaneous amyloidosis in the differential diagnosis of pigmented papules on the pinna.
