Introduction
Nevus comedonicus (NC) is a rare hamartomatous malformation caused by a defective development of the folliculosebaceous unit. To date, more than 200 cases have been reported worldwide, with a global incidence of approximately 1 in…

Nevus comedonicus (NC) is a rare hamartomatous malformation caused by a defective development of the folliculosebaceous unit. To date, more than 200 cases have been reported worldwide, with a global incidence of approximately 1 in…