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Xavier Bessa

Researcher at Autonomous University of Barcelona

Publications -  133
Citations -  6391

Xavier Bessa is an academic researcher from Autonomous University of Barcelona. The author has contributed to research in topics: Colorectal cancer & Population. The author has an hindex of 38, co-authored 126 publications receiving 5815 citations. Previous affiliations of Xavier Bessa include University of Barcelona & Pompeu Fabra University.

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Accuracy of Revised Bethesda Guidelines, Microsatellite Instability, and Immunohistochemistry for the Identification of Patients With Hereditary Nonpolyposis Colorectal Cancer

TL;DR: The revised Bethesda guidelines constitute a useful approach to identify patients at risk for HNPCC in patients fulfilling these criteria, and both microsatellite instability testing and immunostaining are equivalent and highly effective strategies to further select those patients who should be tested for MSH2/MLH1 germline mutations.
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Renal failure after upper gastrointestinal bleeding in cirrhosis: incidence, clinical course, predictive factors, and short-term prognosis

TL;DR: Renal failure is a common event in patients with cirrhosis and gastrointestinal bleeding, the occurrence of which is mainly related to the severity of bleeding and baseline liver function.
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Postoperative Surveillance in Patients With Colorectal Cancer Who Have Undergone Curative Resection: A Prospective, Multicenter, Randomized, Controlled Trial

TL;DR: A more intensive surveillance strategy improves the prognosis of patients with stage II colorectal cancer or those with rectal tumors and inclusion of regular performance of colonoscopy seems justified up to the fifth year of follow-up.
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Mismatch repair status in the prediction of benefit from adjuvant fluorouracil chemotherapy in colorectal cancer

TL;DR: Benefit from 5-FU adjuvant chemotherapy depends on the MMR status of tumours in patients with colorectal cancer but this benefit from chemotherapy cannot be extended to patients with MMR deficient tumours.