Fig. 1From: Role of PET/CT in the follow-up of postoperative and/or post-therapy cancer rectum: comparison with pelvic MRIa–d MRI study for a 39 years old male with anorectal mucinous carcinoma and received CRT. Coronal (a) and Axial (b–d) T2 WIs, revealed circumferential diffuse hypointense signal of the rectal wall/anal canal with mild submucosal hyperintense T2 signal (interpreted as post-therapy fibrotic changes with mild submucosal edema). Stranding appearance/smudging of the mesorectal fat planes and mildly thickened hypointense mesorectal fascia. Intact external anal sphincters and levator aniBack to article page