Tomoaki Kaneko

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Although the definitive risk factors for parastomal hernia development remain unclear, potential contributing factors have been reported from Western countries. The aim of this study was to identify the risk factors for parastomal hernia in Japanese patients with permanent colostomies. All patients who received abdominoperineal resection or total pelvic(More)
We report a case of aortoesophageal fistula rupture during the course of chemotherapy following colon cancer resection. The patient was a 77-year-old woman. Following recurrence of cancer of the sigmoid colon, the patient received a course of XELOX plus bevacizumab(Bmab)to treat peritoneal dissemination and lung metastases. She was brought by ambulance to(More)
BACKGROUND Laparoscopic approaches for colorectal surgery have been improved recently; however, it is often difficult to achieve total mesorectal excision (TME) for lower rectal cancer laparoscopically because of a narrow pelvis and a thickened mesentery. METHODS TME was successfully performed in 6 patients (4 men, 2 women) with dissection of the rectum(More)
BACKGROUND Fournier's gangrene in the setting of rectal cancer is rare. Treatment for Fournier's gangrene associated with rectal cancer is more complex than other cases of Fournier's gangrene. We report on a patient with severe Fournier's gangrene in the setting of locally advanced rectal cancer who was treated with a combined modality therapy. CASE(More)
BACKGROUND/AIMS KRAS mutation is an important prognostic factor for patients with metastatic colorectal cancer receiving anti-epidermal growth factor receptor therapy. However, the influence of KRAS mutation on the response to mFOLFOX6 ± bevacizumab remains unclear. METHODOLOGY We retrospectively analyzed 49 patients who received modified FOLFOX6(More)
AIM Previous studies have shown sex and age differences in anal sphincter function, but few morphological studies have focused on the quality and quantity of the nerves that control the sphincter muscles. The present study aimed to determine whether there are morphological and quantitative sex and age differences in the nerves in the conjoined longitudinal(More)
PURPOSE Although successful treatment of squamous cell carcinoma (SCC) of the rectum using chemoradiation therapy (CRT) has been reported, a standard protocol has yet to be established. The aim is to ascertain the effectiveness of CRT with S-1 for three patients with SCC of the rectum. CASE PRESENTATION We treated three female patients complaining of(More)
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