Find a condition
Filter by morphology, mechanism, acuity, reaction pattern, and more. Tags are ancestor-aware — picking palm also surfaces hand and upper-extremity conditions.
Press Enter to search. 5 results with current filters.
Central centrifugal cicatricial alopecia (CCCA)
Primary scarring alopecia of the central scalp, disproportionately affecting Black women — early recognition is the only way to halt permanent hair loss.
Contact dermatitis (allergic and irritant)
Geometric, pattern-matched dermatitis driven by contact with an allergen (type IV hypersensitivity) or an irritant — history and distribution are diagnostic; patch testing confirms allergens.
Lichen planus
T-cell-mediated inflammatory dermatosis classically defined by the 'four P's' (purple, pruritic, polygonal papules); lichen planus pigmentosus is a distinct skin-of-color variant.
Lichen planus like keratosis
Psoriasis
Chronic immune-mediated inflammatory skin disease with distinct morphology in skin of color (violaceous rather than salmon-pink); treatable to clear with modern biologics.