title: Pilar sheath acanthoma. A new benign follicular tumor.
abstract: Pilar sheath acanthoma is a recently recognized entity. The tumor is a benign follicular neoplasm, occurring on the skin of the upper lip. This paper reports the 10th recorded case.
mesh_terms: D000328:Adult; D006801:Humans; D008046:Lip / Q000473:pathology*; D008048:Lip Neoplasms / Q000473:pathology*; D008297:Male; D010212:Papilloma / Q000473:pathology*