Question 1

What is pilonidal disease/pilonidal sinus?

Accepted Answer

A condition in the skin of the buttocks where small holes form along the crease. The holes lead to a subcutaneous pocket that usually contains loose hairs and inflamed tissue. The name 'pilonidal' comes from Latin and means 'nest of hair'.

Question 2

"Is this the same disease as "ingrown hair" or "ingrowing hair?"

Accepted Answer

Yes, these are common folk names for the same disease, although they are not medically anatomically accurate.

Question 3

Is the disease present from birth (congenital)?

Accepted Answer

No. It is an acquired disease that develops during life, usually around the teenage years.

Question 4

Is this a contagious disease?

Accepted Answer

No. It is caused by inflammation of the hair follicles and fat in the skin in the buttocks, not by contagion.

Pilonidal Sinus - Frequently Asked Questions

What is pilonidal disease/pilonidal sinus?

"Is this the same disease as "ingrown hair" or "ingrowing hair?"

Is the disease present from birth (congenital)?

Is this a contagious disease?