Early Colonoscopy Improves the Outcome of Patients With Symptomatic Colorectal Cancer

BACKGROUND: Long waiting times from early symptoms to diagnosis and treatment may influence the staging and prognosis of patients with colorectal cancer. We analyzed the effect of colonoscopy timing on the outcome of these patients. OBJECTIVE: This study aimed to compare the outcome (tumoral staging and long-term survival) of patients with suspected colorectal cancer according to diagnostic colonoscopy timing. DESIGN: This study is an analysis of a prospectively maintained database. SETTINGS: The study was conducted at the Open Access Endoscopy Service of the tertiary public healthcare center Hospital Universitario de Canarias, in the Spanish island of Tenerife. PATIENTS: Consecutive patients diagnosed of colorectal cancer between February 2008 and October 2010, fulfilling 1 or more National Institute for Health and Clinical Excellence criteria, were assigned to early colonoscopy (

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