title: An esophageal collision tumor.
authors: Department of Surgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan.
authors: Kensuke
authors: K
authors: Adachi
authors: Department of Surgery, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan.
authors: Yuki
authors: Y
authors: Tateno
authors: Department of Pathology, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan.
authors: Haruka
authors: H
authors: Okada
mesh_terms: D019002:CD56 Antigen / Q000032:analysis; D018278:Carcinoma, Neuroendocrine / Q000150:complications* / Q000175:diagnosis* / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000150:complications* / Q000175:diagnosis* / Q000473:pathology; D053379:Chromogranin A / Q000032:analysis; D004938:Esophageal Neoplasms / Q000175:diagnosis* / Q000473:pathology*; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology*; D006651:Histocytochemistry; D006801:Humans; D007150:Immunohistochemistry; D019394:Ki-67 Antigen / Q000032:analysis; D008297:Male; D008853:Microscopy; D008875:Middle Aged; D016708:Synaptophysin / Q000032:analysis
chemical_list: D019002:CD56 Antigen; D053379:Chromogranin A; D019394:Ki-67 Antigen; C522918:NCAM1 protein, human; D016708:Synaptophysin