This is 30 year old female with lobulated cystic lesion in right perirectal region abutting right lateral wall of rectum and extending into right ischiorectal fossa, hyperintense on T2 weighted images and moderately hyperintense on T1 weighted images as well. Possible benign cystic lesion with proteinaceous / chronic organised contents appear to be likely. Differentials include enteric duplication cyst / neurenteric cyst or epidermoid cyst. Histological correlation was suggested. Case submitted by Dr Swati Shah, FRCR.
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