A older patient is guided into a CT scanner — an essential diagnostic tool whose life-saving power is now being weighed against growing concerns about long-term radiation exposure. Computed tomography ...

Images of positive CT colonography (CTC) screening examination result in an asymptomatic 67-year-old man. Three-dimensional colon map from CTC (left image) shows the location of two sigmoid polyps ...

Whether it's a dull ache, sharp cramp or persistent discomfort, most of us have experienced some degree of stomach pain throughout our lives. While something as mild as indigestion, gas, bloating or ...

Learn about common early signs of ulcerative colitis, including blood in stool, diarrhea, cramping, bloating, and bowel changes, for a prompt diagnosis and effective treatment.