Melanosis Ilei Clinical Gastroenterology and Hepatology Melanosis coli: Symptoms, causes, treatment, and more ICD 10 Coding for Loose Bowel Movements Bring Awareness to Crohn's and Colitis in December AAPC Knowledge Center ICD 10 Coding for Status Post Cholecystectomy MELANOSIS COLI** Melanosis coli is a disorder of pigmentation of the bowel wall. Histology demonstrates pigment laden macrophages It is associated with laxative abuse, especially **anthraquinone compounds such as senna**