Surgical treatment of large bowel obstruction caused by eolorectal carcinoma(a report of 52 cases) / 中国实用外科杂志

ObjectiveTo study the surgical treatment of large bowel obstruction caused by colorectal carcinoma.MethodsRetrospective analysis of the experience of surgical treatment for the large bowel obstruction caused by colorectal carcinoma in 52 patients from 1995 to 1999 was performed. ResultsIn the 52 patients, the right hemnicolectomy was performed in 9 patients; left hemicolectomy with proximal colon fistulization was performed in 37patients;transvercolectomy was performed in 4 patients; sigmoid fistulization was performed in 2 patients for their rectum carcinoma couldn't be resected. The postoperative complication rate was 15.3%(8/52),and perioperative mortality rate was 3.8%(2/52). Conclusion More attention should be paid to large bowel obstruction caused by colorectal carcinoma. Selecting rational colectomy and appropriate perioperative management is important for reducing both complication and mortality rate.

Effect of transcatheter arterial chemoembolization on cell proliferation in hepatocellular carcinoma / 中国现代普通外科进展

Objective:To investigate the effect of transcatheter arterial chemoembolization (TACE) on cell proliferation in hepatocellular carcinoma(HCC).Methods:Expression of proliferating cell nuclear antigen (PCNA) was detected immunohistochemically in paraffinmbedded specimen of 65 HCCs.Results:PCNA labeling index was significantly lower in the group of HCCs who underwent TACE preoperatively (35.83?12.23% vs 59.92?23.57%,P