| The most rare form of primary cutaneous amyloidosis, a skin disease characterized by the accumulation of amyloid deposits in the dermis. Clinical characteristics are yellowish waxy-crusted nodules and papules on the face, lower extremities, trunk, scalp, and genitalia. Histological characteristics are the localized deposition of immunoglobulin-derived amyloid in the papillary dermis and subcutis. |