Intermammary pilonidal sinus: a rare presentation

Introduction Pilonidal sinus is a sinus that contains hairs. It occurs mainly in the sacrococcygeal area. However, it may occasionally occur in other areas like axilla, groin, interdigital web, umbilicus, nose, suprapubic area, clitoris, prepuce, penis, or occiput.

Case Report A 16 -year-old female with chronically discharging sinus (pilonidal sinus) in the intermammary area for one year duration. Complete excision of sinus tract with abscess cavity was performed under general anesthesia. Primary closure was done.

Drain was put. Histopathological examinations confirmed pilonidal sinus. The wound showed clear margins after four months of follow-up.

Conclusion Although rare, pilonidal sinus may occur in intermammary area with relatively same presentations.