Investigation of choice of depth of penetration and nodal stage in rectal carcinoma is
Correct Answer: Transrectal USG
Description: A colonoscopy is required if possible in all patients to exclude a synchronous tumour, be it an adenoma or a carcinoma. If a proximal adenoma is found, it can be conveniently snared and removed the colonoscope. If a synchronous carcinoma is present, the operative strategy will need changing. If a full colonoscopy is not possible, a CT colonography or barium enema can be performed Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1232
Category:
Surgery
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