Clinical trial Recruiting at 1 site Interventional Ages 8 and up

Comparing surgery and hair removal for pilonidal disease treatment

Official title: Comparing Operative vs Non Operative Treatment for Pilonidal Disease

Run by Stanford University · NCT05439291 · Data updated 2026-11-12

This study is testing whether people with pilonidal disease can avoid surgery by just keeping up with regular hair removal after their symptoms go away.

Quick facts

Study typeInterventional
Ages8 Years and up
SexAll
Enrollment400 (estimated)
SponsorStanford University
Academic / other
Locations1 site (Palo Alto, California)
StatusRecruiting
StartedJuly 19, 2022
Main results expectedJanuary 2027
Study endsJanuary 2027
Registry record updatedNovember 22, 2024
Trial IDNCT05439291 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are patients aged 8 years and older with pilonidal disease being treated at Stanford Healthcare.

Probably not a fit

Patients who cannot read, write, or understand English or Spanish, or those with intellectual disabilities that prevent comprehension of the study materials will not benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates whether surgical excision is necessary for patients with pilonidal disease who follow a regular hair removal regimen, such as laser epilation, after their initial symptoms resolve. It involves a randomized controlled trial where participants will be assigned to either continue with hair removal alone or undergo surgical excision in addition to hair removal. The study aims to assess the effectiveness of these approaches in preventing recurrence of the disease, which can cause significant discomfort and social challenges for affected individuals. Patient surveys and clinical notes will be utilized to gather data on outcomes and experiences.

Why it matters

Potential benefit: If successful, this study could provide a less invasive treatment option for patients with pilonidal disease, reducing the need for surgery.

How similar studies have gone: While the standard treatment involves surgical excision, this approach of comparing non-operative management with surgery is relatively novel and has not been extensively tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients at Stanford Healthcare with pilonidal disease.
* Patients over the age of 8yrs.

Exclusion Criteria:

* Inability to read, write or understand English \*\*\*or Spanish
* Intellectual disability precluding the patient from being able to comprehend or respond to the questionnaire

Where it's running

  • Stanford University School of Medicine
    Palo Alto, California, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.