Male 55 years old Reason: Metastases and primary cancer/ staging History: Rectal Polyp Overall image quality: GoodPELVIS:PROSTATE/SEMINAL VESICLES: No significant abnormality noted. BLADDER: No significant abnormality noted. LYMPH NODES: Lymph nodes in the perirectal space, within the mesorectal fascia: Present. Reference measurement of 0.7 x 0.5 cm (series 7 image 13).Lymph nodes outside the mesorectal fascia: None.BOWEL, MESENTERY: Rectal Tumor:Size: 2.6 x 3.6 x 4.4 cm (image 28/series 5) (series 7 image 27)Tumor appearance on T2-weighted images: Hyperintense to muscle.Tumor location: (For lower rectal tumors):Distance of the lower edge of the tumor to the anal verge (lower edge of the anal canal): 4.5 cmDistance of the lower edge of the tumor to the pelvic floor (relationship of the tumor to the anal sphincter complex): Extends into the external sphincter complexCircumference of the rectum involved: 360Relationship and proximity of the tumor to adjacent structures (prostate, seminal vesicles): No prostate invasion.MRI T-stage: T3a - Tumor invades < 0.5 cm into perirectal fat or extramuralTumor Distance to Mesorectal Fascia: < 0.5 cm (image 22/series 7).BONES, SOFT TISSUES: No significant abnormality noted.OTHER: No significant abnormality noted.
Circumferential mass arising from the distal rectum with small adjacent perirectal lymph nodes as detailed above.