Contributed by: Healthians Team What is a pilonidal sinus? The pilonidal sinus (PNS) is a small hole in the external skin of the anus. It usually appears at the top…
PNS causes
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Contributed by: Healthians Team What is a pilonidal sinus? The pilonidal sinus (PNS) is a small hole in the external skin of the anus. It usually appears at the top…