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12779 Anatomy

A patient presents to the emergency complaining of fever, chills, and a painful mass adjacent to his anus. On examination, a tender, fluctuant mass is palpated. Purulent material is noted through the skin and the diagnosis of ischioanal abscess is made. The patient is taken to the operation theatre, and incision and drainage of the abscess is performed. During the procedure, the extent of the lesion is underestimated, and the inferior rectal nerve is damaged. This nerve is a direct branch of which of the following nerves?

AInferior gluteal nerve
BPelvic splanchnic nerve
CPudendal nerve
DSciatic nerve
Anatomy
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