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CompletedNCT05892198Updated Jun 7, 2023

A Single Center Experience in the Management of Pilonidal Disease

An interventional study of surgery in Pilonidal Sinus, sponsored by Mansoura University. Completed. Open to participants aged 18 Years to 60 Years. Per ClinicalTrials.gov, last updated 2023-06-07.

Sponsored by Mansoura University · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 8 years 4 months after the study started (first participant enrolled Jan 2015, registered May 2023).
Phase
Not applicable
Study type
Interventional
Enrollment
101
Allocation
Non-randomized
Ages
18 Years to 60 Years
Sex
All
01

Study summary

Sacrococcygeal pilonidal disease (PND) is a common entity affecting the skin and subcutaneous tissue of the upper portion of the natal cleft of the buttocks. It is characterized by the presence of sinus tracts with recurrent inflammation and infection. It poses a significant healthcare problem due to its related morbidity, impaired quality of life, and financial costs.

Read the detailed description

This acquired disease is caused by negative suction of the hair present in the natal cleft region, leading to a foreign body reaction and subsequent granuloma . It affects 26 per 100000 people, and it mainly affects young men . Surgery for PND is frequently performed in Egypt by general surgeons, with no published data regarding its incidence or prevalence in the Egyptian population.

The PND patient may report different presentations ranging from asymptomatic disease to acute infection and abscess formation. Others may have a chronic disease with recurrent perianal inflammation and discharge.

Multiple surgical options have been described for chronic PND. However, no technique has been universally accepted. The idea of any procedure is to excise the pits with the related sinus tracts leaving healthy tissue as possible to decrease recurrence. The most commonly performed surgical techniques include excision with either primary closure, lay open, or flap-based reconstruction.

02

Conditions studied

  • Pilonidal Sinus

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Keywords

  • sacrococcygeal pilonidal sinus
  • primary closure
  • limberg flap
  • rotational flap
03

In context

Pilonidal Sinus

109 studies on the registry are indexed under Pilonidal Sinus; 32 are open to participants now.

This study's enrollment of 101 is above the median of 80 across 72 interventional studies indexed under Pilonidal Sinus.

Browse Pilonidal Sinus studies →

Lead sponsor

Mansoura University is the lead sponsor of 1,119 studies on the registry; 183 are open to participants now.

Of its 9 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 60 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Both sexes
  • aging between 18- 60 years old
  • who underwent surgical intervention for the pilonidal sinus (Either primary or recurrent)
  • The surgical intervention includes excision with primary closure or lay open technique, Rhomboid flap and rotational flap.

Exclusion criteria

Exclusion Criteria:

  • surgically unfit due to commodities.
  • those who lost follow up
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Non-randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
101 participants (actual)

Study arms

  • Active comparator
    primary closure

    The group in which the pits location were in midline ,underwent excision with primary closure

    Procedure: surgery

  • Active comparator
    Rhomboid flap group

    in which more lateral pits and pits located \<2cm from mid line natal cleft

    Procedure: surgery

  • Active comparator
    Rotational flap group

    in which more lateral pits and pits located \>2cm from mid line natal cleft

    Procedure: surgery

Interventions

  • Proceduresurgery

    surgery with primary closure, Rhomboid flap , or Rotational flap

    Also known as: surgical procedure

06

What researchers measure

Primary outcomes

  1. Select the best operative technique as regard the number and distribution of the pits in pilonidal sinus cases.

    best surgical option based on pits location

    Time frame: 6 months

  2. Recurrence rate

    how many cases developed recurrence

    Time frame: 6 months - 1 year

Secondary outcomes

  1. the incidence of complications such as: wound infection, wound dehiscence, postoperative pain.

    complication rate

    Time frame: 1 month

07

Study locations

No study locations are listed for this record.

08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Jan 2015 to primary completion in Jun 2020, 65 months.

Of 35 interventional studies with no phase under Pilonidal Sinus, half reached primary completion within 24 months of starting (the median), counting those still running; a quarter within 11 and three quarters within 35. This study's 65 months is above that.

How these figures are worked out, and which studies are left out of them.

Registered
May 28, 2023
First posted
Jun 7, 2023
StartActual
Jan 1, 2015
Primary completionActual
Jun 30, 2020
CompletionActual
Dec 30, 2021
Last update
Jun 7, 2023
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Jun 7, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05892198
Responsible party
Ahmad Sakr (Lecturer of general surgery, Mansoura University) — Principal investigator
First posted
Jun 7, 2023
Start date
Jan 1, 2015
Primary completion
Jun 30, 2020
Completion
Dec 30, 2021
Last update
Jun 7, 2023

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in May 2023. You cannot join it, but the record below documents what was studied.

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