Peri-appendiceal inflammation in an 8-year-old child with chronic ulcerative colitis.

The peri-appendiceal red patch (PARP) or appendiceal orifice inflammation (AOI) is a known complication of non-pancolonic ulcerative colitis (UC), but it is not well documented in the pediatric pathology and gastroenterology literature. Here we describe the youngest patient with this manifestation to date and provide a brief review on PARP associated UC.