During incision & drainage of ischiorectal abscess, which nerve is/are affected/injured:
Correct Answer: Inferior rectal nerve
Description: B i.e. Inferior rectal nerveThrough a posterior horse shoe shaped recess both ischiorectal fossae are connected behind the anal canal; so a unilateral abscess may become bilateral.During dissection of ischio rectal fossa, inferior rectal, pudendal, posterior scrotal or labial nerve & vessels along with perforating branches of S2-S3 and perineal branches of S4 nerve may get damaged.
Category:
Anatomy
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