TY - CHAP M1 - Book, Section TI - Colorectal Cancer A1 - Ursem, Carling A1 - McQuaid, Kenneth R. A2 - Papadakis, Maxine A. A2 - McPhee, Stephen J. A2 - Rabow, Michael W. A2 - McQuaid, Kenneth R. PY - 2023 T2 - Current Medical Diagnosis & Treatment 2023 AB - Key Clinical Updates in Colorectal CancerFor the 50% of patients with metastatic CRC who have KRAS/NRAS/BRAF wild-type tumors, cetuximab and panitumumab (monoclonal antibodies to the epithelial growth factor receptor, in combination with chemotherapy, can extend median survival by 2 to 4 months compared with chemotherapy alone. For the 5% to 10% with BRAF V600E sequence variations, targeted combination therapy with BRAF and EGFR inhibitors extend overall survival to 9.3 months, compared with 5.9 months for those receiving standard chemotherapy.In four randomized clinical trials (n = 458,002), intention to screen with 1- or 2-time flexible sigmoidoscopy versus no screening was associated with a significant decrease in CRC–specific mortality.National Comprehensive Cancer Network. https://www.nccn.org/professionals/physician_gls/pdf/colon.pdfNational Comprehensive Cancer Network. https://www.nccn.org/professionals/physician_gls/pdf/rectal.pdfShaukat A et al. Am J Gastroenterol. [PMID: 33657038] SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/18 UR - accessmedicine.mhmedical.com/content.aspx?aid=1193162528 ER -