Dear Dr. Roach: I am a 64-year-old female who is in moderate health. After a monthslong bout of diarrhea, blood work, and a colonoscopy, I’ve been diagnosed with microscopic colitis. After a round of ...

Focal active colitis (FAC) is when a specific type of white blood cell enters tiny structures in the colon wall, causing inflammation. Various conditions can lead to FAC, such as Crohn’s disease.

(a) Atrophic/withering crypts (red arrow) and lamina propria vascular congestion. Notice that the cellularity of the lamina propria is not significantly increased. (b) Vascular congestion and ...

Colitis is an inflammation of the lining of the colon. A person with colitis will typically experience abdominal pain, discomfort, and diarrhea. People with colitis may experience mild chronic pain or ...

In 1976, a Swedish pathologist, C.G Lindström, published a paper describing a colonic anomaly. Through his microscope, he noted that part of the large intestinal wall of one of his patients was ...

Irritable bowel syndrome and ulcerative colitis are chronic conditions that affect the digestive tract. These conditions may have similar symptoms, but there are important differences in how they’re ...