John Garvey is the Director of Ergonomics at a massive corporation in New England. After being diagnosed with Rheumatoid Arthritis as a teen, he has developed a passion for ergonomics and proper chair support. John reviews office chairs in his blog, hoping to help others in similar situations.
Ulcerative Colitis - When To Call a Doctor. Call a doctor immediately if you have been diagnosed with ulcerative colitis and you have: 1  Fever over 101Â°F (38.3Â°C) or shaking chills. 2  Lightheadedness, passing out, or rapid heart rate.  Stools that are almost always bloody.
Colitis refers to inflammation of the inner lining of the colon. There are numerous causes of colitis including infection, inflammatory bowel disease (Crohn's disease, ulcerative colitis), ischemic colitis, allergic reactions, and microscopic colitis.