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melanosis coli

Etiology: 1) anthraquinone-containing laxatives, senna, cascara - appears within 4 months of laxative use, disappears in same amount of time 2) other causes Pathology: - pigment in macrophages & lamina propria

General

sign/symptom

References

  1. UpToDate Online, version 15.1 http://www.utdol.com
  2. Medical Knowledge Self Assessment Program (MKSAP) 19 Board Basics. An Enhancement to MKSAP19. American College of Physicians, Philadelphia 2022