[Two cases of surgically treated triple cancer]

Two cases of surgically treated triple cancer are reported. Case 1: Three tumors, one in the lung, one in the stomach, and one in the colon of a 74-year-old man were diagnosed preoperatively. First a subtotal gastrectomy and transverse colectomy were performed and, second 27 days later, a lobectomy of the lower left lung. Pathologically, each tumor proved to be a primary sion. Case 2: A 70-year-old woman, treated surgically for left breast cancer 5 years ago, was found to have anemia. Gastric endoscopy showed a cancer in the antrum. A subtotal gastrectomy was performed. Intraoperatively another tumor in the cecum was found and a right hemicolectomy was also performed. Pathologically each tumor was a primary lesion.