Cicatricial Alopecia in a 56-Year-Old Woman with Idiopathic Thrombocytopenic Purpura

The document discussed cicatricial alopecia, focusing on a 56-year-old woman with idiopathic thrombocytopenic purpura who presented with patchy hair loss over 2 years. Physical examination revealed scarring alopecia with central hypopigmentation and erythema. Diagnoses to consider included discoid lupus erythematosus, lichen planopilaris, and others. Histologic findings for discoid lupus erythematosus included lymphocytic interface dermatitis and follicular plugging. Treatment options ranged from intralesional and topical corticosteroids to systemic retinoids, methotrexate, and antimalarial agents, with isotretinoin and thalidomide for severe cases.