Director & Consultant PediatricsView Profile
Consultant Physician & CardiologistView Profile
M.S. SurgeonView Profile
In Charge Path. Lab.View Profile
Senior Consultant & Head of Obst. & GyaneView Profile
A pilonidal sinus (PNS) is a small cyst or abscess that occurs in the cleft at the top of the buttocks. A PNS usually contains hair, dirt, and debris. It can cause severe pain and can often become infected. If it becomes infected, it may ooze pus and blood and have a foul odor.