Some patients with Crohn’s disease, a chronic inflammatory disease that affects the lining of the digestive tract, require surgery to remove part or all of the large intestine; however, surgery does not cure the condition and many patients relapse after surgery. A new review and analysis of published studies provides insights on the rates of relapse and predictors of relapse ...

Scientists at the Johns Hopkins Kimmel Cancer Center and University of Melbourne report they have used a genetic test that spots bits of cancer-related DNA circulating in the blood to accurately predict the likelihood of the disease’s return in some — but not all — of a small group of patients with early-stage colon cancer. The DNA-based test, described in ...