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Development of phlebosclerotic colitis under treatment with Chinese herbal therapy.

A 53-year-old woman visited our clinic due to severe diarrhea of three months duration in October 2013. She had received Chinese herbal medicines including sansisi (gardenia fruit) for approximately 13 years. A colonoscopic examination revealed dark purple-colored edematous mucosa with multiple areas of ulceration in the cecum (Picture 1). The lesions ranged in location from the cecum (Picture 1) to the descending colon (Picture 2). Computed tomography showed multiple regions of calcification alongside the colo-