peri- + colorectal
pericolorectal (not comparable)
- (anatomy) Surrounding the colon and rectum
2015 December 18, “Anaplastic Lymphoma Kinase Rearrangement in Digestive Tract Cancer: Implication for Targeted Therapy in Chinese Population”, in PLOS ONE[1], →DOI:The tumor invaded through the muscularis propria into pericolorectal fat tissues.