NCIt definition : An inflammatory process affecting the anus. It is usually caused by sexually transmitted
infectious agents and/or inflammatory bowel disease.;
Alternative definition : CTCAE: A disorder characterized by inflammation of the rectum.; NCI-GLOSS: Inflammation of the mucous membrane that lines the rectum (the last several
inches of the large intestine closest to the anus).; NICHD: Inflammation of the rectum.;
Codes from synonyms : E10943; CDR0000454770; CDR0000449746;