Fractional CO2 Laser vs Dermabrasion With 5-Fluorouracil for Acquired Leukoderma
Fractional Co2 Laser vs Dermabrasion 5-Flurouracil Delivery in Acquired Leukoderma: A Comparative Study
This randomized controlled prospective single-blinded comparative clinical study aims to compare the efficacy and safety of fractional carbon dioxide (CO2) laser therapy versus mechanical dermabrasion, both combined with topical 5-fluorouracil, in the treatment of acquired non-vitiligo leukoderma. The study will evaluate repigmentation, clinical improvement, patient satisfaction, and treatment-related adverse effects.
Study Overview
Status
Conditions
Intervention / Treatment
Detailed Description
'Non-vitiligo leukoderma represents a heterogeneous group of acquired hypopigmentary disorders that may occur following burns, inflammatory dermatoses, trauma, or other cutaneous insults. Treatment can be challenging because of altered skin architecture, scar formation, and impaired melanocyte function or availability.
This randomized controlled prospective single-blinded comparative clinical study will include 16 patients with acquired non-vitiligo leukoderma recruited from the outpatient clinic of Al-Azhar University Hospital (Assiut). Eligible lesions will be treated using either fractional carbon dioxide (CO2) laser therapy followed by topical 5-fluorouracil or mechanical dermabrasion followed by topical 5-fluorouracil. Random allocation will be performed using a computer-generated random allocation sequence.
Fractional CO2 laser sessions will be performed at 4-6-week intervals, with a total of 3-4 sessions. Mechanical dermabrasion will be performed until pinpoint bleeding appears, followed immediately by topical 5-fluorouracil application, with a total of 3-4 sessions. Similar post-procedure care will be provided.
Treatment outcomes will be assessed using objective and subjective measures, including the Vancouver Scar Scale, Vitiligo Analysis by Computer Assisted Grid (VACAG), assessment of treatment-related adverse effects, physician assessment of clinical improvement using the Mean Improvement Score by Physician (MISP), standardized clinical photography, and patient satisfaction using a 10-point visual analogue scale. Adverse effects such as infection, scarring, Koebner phenomenon, aggravation of depigmentation, pain, burning sensation, erythema, and edema will be documented.
The study will be conducted after approval by the local Ethics Committee of the Faculty of Medicine, Al-Azhar University, Assiut. Written and verbal informed consent will be obtained from participating patients, and privacy of the collected data will be maintained.'
Study Type
Enrollment (Estimated)
Phase
- Not Applicable
Contacts and Locations
Study Contact
- Name: Walaa Ashraf Sayed
- Phone Number: MBBS
- Email: walaaashraf464@yahoo.com
Study Locations
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-
Asyut Governorate
-
Asyut, Asyut Governorate, Egypt, 71511
- Faculty of medicine, Al-Azhar University Assuit
-
-
Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Patients receiving topical treatment will be required to undergo a two-week washout period.
- No sex predilection.
- Cooperative patients.
- Patients with non-vitiligo leukoderma, including post-burn leukoderma, post-inflammatory hypopigmentation, and stable hypopigmented scar.
Exclusion Criteria:
- Vitiligo leukoderma.
- History of bleeding disorder or current anticoagulant therapy.
- Pregnancy or lactation.
- Keloid scarring or hypertrophic scars.
- Unrealistic expectations.
- Laser therapy within one month prior to enrollment.
- Koebnerization.
- Photosensitivity.
- Seizure disorders.
- Active dermatosis or active bacterial, viral, or fungal cutaneous infection within the treatment area.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Single
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
Experimental: Fractional CO2 Laser + 5-Fluorouracil
Patients will receive fractional carbon dioxide (CO2) laser therapy followed by topical 5-fluorouracil. Laser parameters will be adjusted according to the site and size of the lesions. Treatment sessions will be performed at 4-6-week intervals for a total of 3-4 sessions. Post-procedure care will include topical antibiotic ointment and emollients. |
Fractional carbon dioxide (CO2) laser therapy followed by topical 5-fluorouracil application. Laser parameters will be adjusted according to lesion size and site. Topical 5-fluorouracil applied immediately after fractional CO2 laser or dermabrasion according to the assigned study arm. |
|
Active Comparator: Dermabrasion + 5-Fluorouracil
Patients will undergo mechanical dermabrasion using manual or motor-driven dermabrasion until the appearance of pinpoint bleeding, followed immediately by topical 5-fluorouracil application. A total of 3-4 sessions will be performed. Similar post-procedure care will be provided. � |
Topical 5-fluorouracil applied immediately after fractional CO2 laser or dermabrasion according to the assigned study arm. Mechanical dermabrasion using manual or motor-driven dermabrasion followed immediately by topical 5-fluorouracil application. |
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Degree of Repigmentation
Time Frame: At baseline and 6 months after treatment
|
Repigmentation will be assessed by two blinded dermatologists using the Mean Improvement Score by Physician (MISP), based on a 5-grade scale: grade 1, <25% improvement; grade 2, 25-49%; grade 3, 50-74%; grade 4, >75-99%; and grade 5, 100% complete repigmentation. |
At baseline and 6 months after treatment
|
Collaborators and Investigators
Sponsor
Study record dates
Study Major Dates
Study Start (Estimated)
Primary Completion (Estimated)
Study Completion (Estimated)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Actual)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Skin Diseases
- Pigmentation Disorders
- Skin and Connective Tissue Diseases
- Vitiligo
- Hypopigmentation
- Heterocyclic Compounds, 1-Ring
- Heterocyclic Compounds
- Therapeutics
- Surgical Procedures, Operative
- Pyrimidines
- Uracil
- Pyrimidinones
- Plastic Surgery Procedures
- Cosmetic Techniques
- Dermatologic Surgical Procedures
- Fluorouracil
- Dermabrasion
Other Study ID Numbers
- MSC/AZ.AST./DVA021/9/245/4/26
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
Individual participant data will not be shared with other researchers.
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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