label: Trichodiscoma
label_lc: trichodiscoma
description: "A small benign fibrovascular tumor of the dermal part of the hair disk. Trichodiscoma is rather simple in appearance and consists of a dome-shaped fibrous tumor with a prominent vascular component that fills the papillary dermis under an atrophic epidermis. As in a normal hair disk, a hair follicle may be present at one edge of the papular lesion."