title: Primary benign chondroblastoma cutis: extraskeletal manifestation without bone involvement.
mesh_terms: D000328:Adult; D001859:Bone Neoplasms; D002804:Chondroblastoma / Q000473:pathology*; D006801:Humans; D008297:Male; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology*