title: An unusual epithelial-connective tissue naevus with perifollicular mucinosis.
mesh_terms: D000293:Adolescent; D005148:Facial Dermatoses / Q000473:pathology*; D006801:Humans; D008297:Male; D009077:Mucins; D009508:Nevus, Pigmented / Q000473:pathology*; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology*
chemical_list: D009077:Mucins