Carcinoma: Cancer that begins in the skin or in tissues that line or cover body organs. Examples are carcinoma of the breast, colon, liver, lung, pancreas, prostate, or stomach. From Cancer Resources Symptoms of Liposarcoma You Should KnowUnderstanding Treatment for Multiple MyelomaWhen Cancer Spreads Beyond Your Breast Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew Health Solutions From Our Sponsors