Study: Colonoscopy leads to earlier diagnosis, longer survival

06/20/2013 | HealthDay News ·

Patients diagnosed with colorectal cancer during a colonoscopy screening generally had earlier-stage disease and better survival rates, according to a study by researchers at Massachusetts General Hospital and Harvard Medical School. The study found patients whose cancer was not diagnosed by colonoscopy had a recurrence rate of 13%, compared with 6% for those who had colonoscopy, as well as higher risk for invasive and metastatic tumors, higher death rates and shorter survival times.

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