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What is pilonidal disease?

Pilonidal disease is a chronic infection of the skin in the region of the buttock crease. The condition results from a reaction to hairs embedded in the skin. It commonly occurs between the buttocks.

This condition is more common in men than in women. It frequently occurs between puberty and age 40. It is also common in obese people and those with thick, stiff body hair. However, anyone can develop this problem.

Patients with pilonidal disease may notice a pilonidal cyst (abscess) that ranges in size from a small dimple to a large, painful mass. This infected cyst can:

  • Drain clear, cloudy, or bloody fluid that might have a foul odor.

  • Cause the area to become red and tender.

  • Lead to fever, malaise, or nausea.

After the abscess improves, many patients will develop a pilonidal sinus. The sinus is a cavity below the skin surface. It connects to the surface with one or more small openings or tracts.

Although sinus tracts can sometimes resolve without therapy, many patients need a small operation to treat them. Without it, these sinus tracts can become inflamed and infected.

Acute treatment — Abscess drainage

Pilonidal disease can be challenging to treat and can result in large wounds with delays in healing.

Our fellowship-trained colorectal surgeons offer a range of options. The first is drainage of acute pilonidal abscesses. This can occur during an urgent care appointment. At Houston Colon, the process involves several steps:

  • The patient receives local anesthesia for this in-office procedure.

  • One of our surgeons will make an incision to release the pus in the cyst.

  • As the area drains, it reduces the inflammation and pain. 

Although this procedure in Houston, TX, can offer relief, it alone does not prevent recurrent pilonidal cysts. Additionally, a sinus tract may still form even after drainage.

Surgical treatment for chronic or recurrent disease

When conservative management fails or the disease is chronic, we may recommend pilonidal sinus surgery in Houston, TX.  

Houston Colon’s surgeons have received advanced fellowship training in evidence-based surgical methods. This means our team can perform several procedures to treat pilonidal disease. 

Excision involves removing the cyst and the surrounding tissue. The wound may be left open (open healing) or closed (closed healing).

  • Open healing reduces the likelihood of the problem recurring, but it slows down healing time.
  • Closed healing promotes faster healing and can be associated with recurrence.

A modern technique at Houston Colon is called a pilonidal cleft lift, also known as a Bascom flap. It involves removing the infected tissue and reshaping the buttock contour. Doing so reduces the risk of recurrence. 

Surgery is considered a last resort due to challenges with wound healing in this area. However, it is often the only lasting solution for recurrent disease. Seeing our board-certified specialists for pilonidal cyst surgery in Houston, TX, can also help improve the likelihood of long-term success. 

Prevention and non-surgical management

Sometimes, it’s possible to manage and even prevent recurrent pilonidal cysts.

The specialists at Houston Colon recommend the following practices: 

  • Taking warm baths

  • Removing hair to keep the area clean and hair-free

  • Practicing good hygiene by regularly washing the area and changing clothing

For mild or first-time cases, these measures can manage symptoms and reduce the risk of recurrence.

Frequently asked questions

Yes, pilonidal disease can come back even after treatment. However, practicing good hygiene and keeping the area hair-free can help prevent recurrence.
Recovery time for pilonidal cyst surgery varies anywhere from a few days to a few weeks. Your doctor can let you know exactly what to expect in your case.
While poor hygiene is a factor, it is not the only cause. Other causes include deep buttock creases, prolonged sitting, and thick body hair in that region.
You may want to consider pilonidal surgery if you have chronic, recurrent infections. Surgery can also help when sinus tracts (tunnels) form and don’t heal on their own.