-“Characterized by intermittent secretory diarrhea in older patients, although all ages can be affected.”
-The cause is unknown
Diagnosis
H&P
Risk factors: More than 6 months of NSAID use, …
DDx and Etiology.
Biopsy of the transverse colon. “Only a biopsy from the transverse colon can confirm the diagnosis. Two histologic patterns are found: lymphocytic colitis and collagenous colitis.”
Treatment
–
Further Reading
Olesen M, Eriksson S, Bohr J, et al: Microscopic colitis: A common diarrhoeal disease. An epidemiological study in Orebro, Sweden, 1993–1998. Gut 2004;53(3):346-350.
Juckett G, Trivedi R: Evaluation of chronic diarrhea. Am Fam Physician 2011;84(10):1119-1126.
Nguyen GC, Smalley WE, Vege SS, et al: American Gastroenterological Association Institute guideline on the medical management of microscopic colitis. Gastroenterology 2016;150(1):242-246.