Congenital cause of the following diseases of the anal region is?

Congenital cause of the following diseases of the anal region is?

Congenital cause of the following diseases of the anal region is? 


A. External haemorrhoidal nodes
B. Anal fissura
C. Coccygodinia
D. Transsphincteric pararectal fistula
E. Sinus pilonoidale


Answer: E. Sinus pilonoidale


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