Resolution of Pseudoainhum with Acitretin Therapy in a Patient with Palmoplantar Keratoderma and Congenital Alopecia

The user discusses their experience with diffuse unpatterned alopecia and acquired progressive hair kinkering, noting improvements with treatments including biotin, pantothenic acid, finasteride, ketoconazole, and zinc pyrithione shampoo. They report thicker, healthier hair and improved scalp condition, attributing success mainly to biotin, pantothenic acid, and finasteride.

The user is experiencing diffuse thinning and inflammation despite using 2.5mg dutasteride daily, ciclopirox, and ketoconazole shampoos. They are considering treatments like hydroxychloroquine and JAK inhibitors due to suspected scarring alopecia and have faced challenges in obtaining a scalp biopsy.

Dihydrotestosterone (DHT) impacts various skin conditions, including Androgenetic alopecia and seborrheic dermatitis, by causing overactivity in sebaceous glands. Topical medications Tacrolimus and Clobetasol can reduce these inflammatory conditions, and treatments like RU58841, Minoxidil, and Finasteride may also be beneficial.

An arthritis drug, baricitinib, is discussed as a potential treatment for autoimmune alopecia, not androgenetic alopecia. Ritlecitinib is also mentioned as a possible treatment for scarring alopecia.

The conversation discusses using tretinoin for hair loss and whether applying SPF on the scalp is necessary if hair covers the treated areas. The user is considering this treatment despite having no completely bald patches.

Pelage Pharmaceuticals' PP405 aims to treat hair loss by reactivating dormant hair follicle stem cells, showing promising results in early trials. The company plans to present their findings at the American Academy of Dermatology Annual Meeting in 2026.