20 Result(s)
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Article
Open AccessClinicopathological features and prognosis of primary small bowel adenocarcinoma: a large multicenter analysis of the JSCCR database in Japan
The clinicopathological features and prognosis of primary small bowel adenocarcinoma (PSBA), excluding duodenal cancer, remain undetermined due to its rarity in Japan.
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Feasibility of the semi-opened method of specimen resection for a circumferential resection margin in rectal cancer surgery: a multicenter study
A circumferential resection margin (CRM) > 1 mm is a surrogate marker of oncologic outcomes in rectal cancer patients. In Japan, because the mesentery is removed from the rectum, the CRM cannot be measured. Th...
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Open AccessEvaluation of a 55-gene classifier as a prognostic biomarker for adjuvant chemotherapy in stage III colon cancer patients
Adjuvant chemotherapy reduces the risk of recurrence of stage III colon cancer (CC). However, more effective prognostic and predictive biomarkers are needed for better treatment stratification of affected pati...
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Open AccessPedunculated early colorectal cancer with nodal metastasis: a case report
Pedunculated polyps are more likely to be amenable to complete resection than non-pedunculated early colorectal cancers and rarely require additional surgery. We encountered a patient with a pedunculated early...
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Can general surgeons perform laparoscopic surgery independently within 10 years of training? A nationwide survey on laparoscopic surgery training in Japan
There is no standard program for laparoscopic surgery training in Japan, and competency in these procedures does not require the acquisition of board certification. The purpose of this survey was to investigat...
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Article
Verification of oncological local control for hand-assisted laparoscopic abdominal lymph node dissection in esophageal cancer surgery: a propensity score-matched analysis
In esophageal cancer, long-term outcomes of minimally invasive surgery using endoscopic surgery are currently being verified. However, most trials have compared thoracic procedures; few studies have focused on...
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Impact of endoscopic resection on the choice of surgical procedure in patients with additional laparoscopic gastrectomy
Additional surgery is recommended for patients with noncurative resection after endoscopic submucosal dissection (ESD) for early gastric cancer. Additional resection requires the excision of an area larger tha...
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Association of the primary tumor’s SUVmax with survival after surgery for clinical stage IA esophageal cancer: a single-center retrospective study
Compared to other esophageal cancers, clinical stage IA esophageal cancer generally has a good prognosis, although a subgroup of patients has a poor prognosis. Unfortunately, clinical diagnoses of invasion dep...
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Open AccessLeft colon as a novel high-risk factor for postoperative recurrence of stage II colon cancer
It is not clear whether stage II colon and rectal cancer have the same risk factors for recurrence. Thus, the purpose of this study was to identify the risk factors for postoperative recurrence in stage II col...
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Article
Alport–leiomyomatosis syndrome requiring subtotal esophagectomy for refractory gastroesophageal reflux disease after childhood partial esophagogastrectomy: a case report
Alport–leiomyomatosis syndrome is an extremely rare condition occurring at a young age in which Alport syndrome coexists with diffuse leiomyomatosis of the digestive tract (primarily the esophagus). Most patie...
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Open AccessJapanese Society for Cancer of the Colon and Rectum (JSCCR) guidelines 2019 for the treatment of colorectal cancer
The number of deaths from colorectal cancer in Japan continues to increase. Colorectal cancer deaths exceeded 50,000 in 2016. In the 2019 edition, revision of all aspects of treatments was performed, with corr...
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Risk factors for postoperative pneumonia in elderly patients with colorectal cancer: a sub-analysis of a large, multicenter, case-control study in Japan
Postoperative pneumonia affects the length of stay and mortality after surgery in elderly patients with colorectal cancer (CRC). We aimed to determine the risk factors of postoperative pneumonia in elderly pat...
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Article
Effects of obesity on the outcome of laparoscopic surgery for colorectal cancer
This study evaluated the feasibility and safety of laparoscopic colorectal surgery for cancer in obese patients based on the short-term outcomes.
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Article
Open AccessInferior oncological prognosis of surgery without oral chemotherapy for stage III colon cancer in clinical settings
Cancer patients not admissible for adjuvant chemotherapy are generally at high risk of considerably inferior prognosis. The aim of this retrospective study was to evaluate poorer survival without administratio...
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Article
A bioabsorbable polymer patch for the treatment of esophageal defect in a porcine model
Although several materials have been used to replace the esophagus, none of the materials appears to be feasible for clinical use. Our group has developed a bioabsorbable polymer that can be used to repair the...
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Development and validation of a modified fecal incontinence quality of life scale for Japanese patients after intersphincteric resection for very low rectal cancer
Fecal incontinence is a frequently observed symptom after lower rectal surgery with sphincter manipulation. The aim of this study was to evaluate a proposed modification to the fecal incontinence quality of li...
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Article
Current therapeutic strategies for anal squamous cell carcinoma in Japan
In Western countries, chemoradiotherapy (CRT) is well established as the standard therapy for stages II/III anal squamous cell carcinoma (ASCC). In Japan, the therapeutic modalities for and outcomes of this di...
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Article
Hepatocellular adenoma in a male with familial adenomatous polyposis coli
Hepatocellular adenoma (HA) is a benign liver tumor most frequently occurring in young women using oral contraceptives. We report a rare case of HA in a 27-year-old male patient with familial adenomatous polyp...
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Article
Primary liver cancer with bidirectional differentiation into hepatocytes and biliary epithelium
A 70-year old Japanese man with hepatitis B infection developed a 4.8-cm liver tumor in the right lobe. Computed tomographic findings suggested hepatocellular carcinoma or combined hepatocellular and cholangio...
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Article
Detection of regional lymph node metastases in colon cancer by using RT-PCR for matrix metalloproteinase 7, matrilysin
Lymph node metastasis is the most important prognostic factor in colon cancer. However, more accurate screening for metastasis than that afforded by conventional pathology remains elusive. We have employed a r...
