Anorectal carcinoma

Case contributed by Dr Prashant Mudgal


Mass protruding out of anus since last 2 years

Patient Data

Age: 54 years
Gender: Male

An enhancing irregular mass forming thickening of distal rectum and anal canal, invading transmurally into internal and external anal sphincters, levator ani, perianal fat and bilateral ischiorectal fossae more prominently on the right side. Inferiorly the lesion is involving the anal notch and subcutaneous fat in bilateral gluteal cleft more prominently on the left side.

A fistulous tract is visualized parallel to the anal canal and directed diagonally posteriorly downwards on the right side. 

There is right anterior perirectal and bilateral superficial inguinal lymphadenopathy.

Case Discussion

Cross sectional and MPR imaging play important role in diagnosis, staging and management of anorectal carcinoma, MRI is more sensitive and specific than CT due to its greater tissue differentiation capabilities. 

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Case information

rID: 44413
Published: 14th Jan 2017
Last edited: 14th Aug 2019
Tag: pm
Inclusion in quiz mode: Included

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