Pilonidal Sinus of Nasal Dorsum: A Common Disease at Uncommon Site

Pilonidal Sinus of Nasal Dorsum: A Common Disease at Uncommon Site

Though most commonly found in sacrococcygeal region, pilonidal sinus, it can also be seen in rare localizations like umbilicus, forehead, scalp, clitoris interdigital area, penis, abdomen, neck and axilla. Occurrence of this lesion in the nasal pyramid and dorsum is all the more uncommon.

A 45 year old male, a known hypertensive presented to ENT OPD of AVBRH with complaints of swelling over the nasal dorsum since birth. Local examination revealed a deformed external nasal pyramid with a swelling located in midline over the nose at junction of bony cartilaginous dorsum. A sinus opening was seen over the swelling with hair coming out through it. The lesion was reported histopathologically as a pilonidal sinus.