Eating the right foods and drinking plenty of water is always important to your health. Focusing on good nutrition is even more important before and after you donate plasma. Follow these tips for a safe and successful plasma donation experience and to get your body ready to donate. On this page: Before you donate plasma, After you donate plasma, Anytime.
Screening Tests That Have Been Shown to Reduce Cancer Deaths. 1  Colonoscopy, sigmoidoscopy, and high-sensitivity fecal occult blood tests (FOBTs) These tests have all been shown to reduce deaths from colorectal cancer. 2  Low-dose helical computed tomography.
Blood tests can screen for cancer in healthy people and can help diagnose cancer in those with disease symptoms. Blood tests can also be used to monitor a person's response to cancer treatments and detect tumor recurrence.Doctors look for the presence of cancer cells in the blood or tumor markers, which are substances made by a cancerous tumor.lood tests combined with other diagnostic tools are used to diagnose cancer in people with disease symptoms. CA-125 is a tumor marker that can help determine if a woman has ovarian cancer that may spread to other sites.