Tomonori Hamada

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BACKGROUND Although liver resection is widely accepted as a potentially curative treatment for colorectal liver metastases, there is an ongoing debate on the indications for hepatectomy for the treatment of liver metastases from non-colorectal primary tumors. The number of candidates for hepatectomy for non-colorectal liver metastases may increase due to(More)
Indications for the resection of liver metastases from gastric cancers (GLM) remain controversial, and few previous studies have reported subsequent surgical outcomes. Thus, the present retrospective study was designed to clarify the benefits of surgical treatment and identify prognostic factors. Outcomes of 47 patients with or without hepatectomy for GLM(More)
We herein report a case of laparoscopic high anterior resection with D3 lymph node dissection for rectosigmoid colon cancer with a horseshoe kidney. A 65-year-old Japanese man referred to our hospital for rectosigmoid colon cancer was found to have a horseshoe kidney on a CT scan. On 3-D CT angiography, an aberrant renal artery was visualized feeding the(More)
Two cases of metastatic carcinoma strikingly simulating angiosarcoma in the liver are described. The first case was a 53-year-old female with cystic liver tumors which were found 22 months after surgery for ureteral cancer. The second case was an 81-year-old female with multiple tumors in the liver and the pancreas, and a post-mortem examination was carried(More)
Malignant fibrous histiocytoma (MFH) of the vulva is extremely rare; to date, there have been nine case reports. Almost all of these cases involved middle-aged women. We encountered a 21-year-old woman with a 4.5 × 2.6 cm superficial, localized, exophytic tumor of the right vulva. Microscopic findings on punch biopsy of the tumor initially suggested a(More)
Gastrointestinal stromal tumors (GISTs) of the stomach presenting as an intra-abdominal abscess are extremely rare. We herein report a case that underwent successful laparoscopic resection of gastric GIST presenting with an intra-abdominal abscess. A 70-year-old man presented with a 3-day history of acute upper abdominal pain with a fever. Laboratory data(More)
A sixty-eight-year-old man was operated on for Stage IV gastric cancer with total gastrectomy and D3 lymph node dissection. The right gastric artery was filled with tumor thrombosis, but tumor tissue was left on the cut stump. Intraoperative ultrasonic liver scanning revealed the suspected metastatic images. Mitomycin C 20 mg dissolved in glue was then(More)
AIM The present study investigated the clinical outcome of stage Ia1 squamous cell carcinoma (SCC) of the uterine cervix at a single institute. MATERIALS AND METHODS Subjects were 84 patients with cervical SCC, International Federation of Gynecology and Obstetrics stage Ia1 diagnosed according to conization findings between January 2000 and June 2009.(More)
BACKGROUND Several authors have reported on the utility of a laparoscopic approach for the palliation of malignant bowel obstruction (MBO); however, the advantages of laparoscopic surgery for MBO have not yet been confirmed. METHODS We retrospectively reviewed the medical records of patients who underwent palliative surgery for MBO between 2007 and 2015.(More)
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