title: [Q & A. A raised rectal lesion having black depressions].
authors.forename: Mikihiro
authors.initials: M
authors.lastname: Fujitani
authors.forename: Yutaka
authors.initials: Y
authors.lastname: Kogo
mesh_terms: D000368:Aged; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology*; D012004:Rectal Neoplasms / Q000473:pathology*