title: [A Case of Collision Tumor of Gastric Malignant Lymphoma and Gastric Cancer].
abstract: A 71-year-old man with anemia, weight loss, and loss of appetite was admitted. Ultrasound examination found thickening of the wall of the stomach. A type 3 gastric tumor was detected in the greater curvature of the gastric corpus via upper gastrointestinal endoscopy. Total gastrectomy, transverse colon resection, and Roux-en-Y anastomosis reconstruction was performed. In the postoperative pathological results, adenocarcinoma, tub2, and diffuse large B cell lymphoma collision was found. The patient underwent chemotherapy for malignant lymphoma and although it was a relatively advanced neoplasia, he is alive without a recurrence.
authors.affiliation: Dept. of Gastroenterological Surgery, Kindai University Nara Hospital.
authors.forename: Keisuke
authors.initials: K
authors.lastname: Inoue
authors.forename: Yoshiyuki
authors.initials: Y
authors.lastname: Fujiwara
authors.forename: Shuhei
authors.initials: S
authors.lastname: Kogata
authors.forename: Hirofumi
authors.initials: H
authors.lastname: Kanaizumi
authors.forename: Shuichi
authors.initials: S
authors.lastname: Fukuda
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Takeyama
authors.forename: Kotaro
authors.initials: K
authors.lastname: Kitani
authors.forename: Masanori
authors.initials: M
authors.lastname: Tsujie
authors.forename: Masao
authors.initials: M
authors.lastname: Yukawa
authors.forename: Tomoko
authors.initials: T
authors.lastname: Wakasa
authors.forename: Yoshio
authors.initials: Y
authors.lastname: Ohta
authors.forename: Masatoshi
authors.initials: M
authors.lastname: Inoue
mesh_terms: D000230:Adenocarcinoma / Q000601:surgery; D000368:Aged; D017024:Chemotherapy, Adjuvant; D005743:Gastrectomy; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000188:drug therapy / Q000601:surgery; D008228:Lymphoma, Non-Hodgkin / Q000188:drug therapy / Q000473:pathology* / Q000601:surgery; D008297:Male; D009361:Neoplasm Invasiveness; D013274:Stomach Neoplasms / Q000188:drug therapy / Q000473:pathology* / Q000601:surgery; D016896:Treatment Outcome