Pilonidal Sinus

A small cyst consisting of hair, debris or dirt at the centre, left or top part of the buttocks is known as Pilonidal Sinus.

General Questions

What Is Pilonidal Sinus?
The term ‘Pilonidal Sinus’ describes a condition found in the natal cleft overlying the coccyx, consisting one or more, usually non-infected, midline openings, which communicate with a fibrous track lined by granulation tissue and containing hair lying loosely within the lumen. A common affliction among the military, it has been referred to as ‘jeep disease’.
How Common Is Pilonidal Sinus?
It is a common ailment that affects men, particularly young adults who sit for long hours and lead a sedentary lifestyle.


It is more common in men than women.

What Are The Symptoms Of Pilonidal Sinus?
A small dimple is usually the sole symptom when the process of Pilonidal Sinus begins. Once this small dimple gets infected, it turns into a sinus and ultimately gets swollen and inflamed. Once it reaches that stage, it also starts collecting pus.

Some more symptoms are:

  • Pain while sitting
  • Sore or red skin around the depression
  • Swelling of cyst
  • Formation of cyst/abscess
  • Blood or pus oozing out from the sinus
  • Foul odor
What Are The Procedures Used By Dr. Ajay Chauhan To Cure Pilonidal Sinus?
Dr. Ajay Chauhan uses a variety of procedures to cure Pilonidal Sinus, the procedure selection is done after inspecting the patient and the severity of the case at hand.

Dr. Ajay Chauhan believes that a permanent solution for Pilonidal Sinus is only adequate surgery along with permanently making your back free of hair.

Causes, Prevention & Diagnosis

How Is Pilonidal Sinus Prevented?
The following ways help in preventing Pilonidal Sinus are:

  • Maintaining hygiene and cleanliness
  • Increasing activity levels
  • Keep your back free from hair by any means
  • Avoiding a sedentary lifestyle
How Is Pilonidal Sinus Diagnosed?
No special studies or tests are conducted for the purpose of diagnosing Pilonidal Sinus. A physical examination is generally enough.
What Are the Causes Of Pilonidal Sinus?
There are multiple causes of Pilonidal Sinus. Activities like sitting cause friction and promote the hair to start growing inside the buttocks and back into the skin. When this process occurs the body starts considering the hair as foreign particles and begins launching an immune response against the hair.

This immunization process gives birth to a cyst around the hair. Overall Pilonidal Sinus is triggered by the following reasons:

• Abnormal growth of hair
• Friction caused by the clothes
• Sitting for long durations
• Inactive lifestyle
• Prolonged sitting
• Obesity
• Excess body hair

Consult Dr. Ajay Chauhan

Your Better Health is His Mission

Same Day Appointments are Available.


BLK Super Speciality Hospital, New Delhi

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