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.
연구 개요
상세 설명
'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.'
연구 유형
등록 (추정된)
단계
- 해당 없음
연락처 및 위치
연구 연락처
- 이름: Walaa Ashraf Sayed
- 전화번호: MBBS
- 이메일: walaaashraf464@yahoo.com
연구 장소
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Asyut Governorate
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Asyut, Asyut Governorate, 이집트, 71511
- Faculty of medicine, Al-Azhar University Assuit
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참여기준
자격 기준
공부할 수 있는 나이
건강한 자원 봉사자를 받아들입니다
연구 대상 성별
설명
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.
공부 계획
연구는 어떻게 설계됩니까?
디자인 세부사항
- 주 목적: 치료
- 할당: 무작위
- 중재 모델: 병렬 할당
- 마스킹: 하나의
무기와 개입
참가자 그룹 / 팔 |
개입 / 치료 |
|---|---|
|
실험적: 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. |
|
활성 비교기: 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. |
연구는 무엇을 측정합니까?
주요 결과 측정
결과 측정 |
측정값 설명 |
기간 |
|---|---|---|
|
Degree of Repigmentation
기간: At baseline and 6 months after treatment
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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
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공동 작업자 및 조사자
연구 기록 날짜
연구 주요 날짜
연구 시작 (추정된)
기본 완료 (추정된)
연구 완료 (추정된)
연구 등록 날짜
최초 제출
QC 기준을 충족하는 최초 제출
처음 게시됨 (실제)
연구 기록 업데이트
마지막 업데이트 게시됨 (실제)
QC 기준을 충족하는 마지막 업데이트 제출
마지막으로 확인됨
추가 정보
이 연구와 관련된 용어
추가 관련 MeSH 약관
기타 연구 ID 번호
- MSC/AZ.AST./DVA021/9/245/4/26
개별 참가자 데이터(IPD) 계획
개별 참가자 데이터(IPD)를 공유할 계획입니까?
IPD 계획 설명
Individual participant data will not be shared with other researchers.
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