Vitiligo is an acquired disorder of the skin and mucous membranes characterized by well circumscribed depigmented macules and patches that occur secondary to selective destruction of melanocytes (Zhang et al., 2009). Generalized vitiligo is the most common clinical presentation and often involves the face and acral regions (Alikhan et al., 2011).
Combined vitiligo treatments have been found to be superior to monotherapies regarding efficacy, early response and safety (Kandaswamy et al., 2013). Fractionated lasers represent a new modality for skin resurfacing based on the theory of fractional photothermolysis introduced by Manstein et al (2004). These lasers were shown to be efficient in treating facial photo aging changes as well as scars, and have an improved safety and recovery profile compared with traditional CO2 laser resurfacing. Fractionated lasers do not ablate the entire epidermis and thereafter leave intact skin between coagulated necrotic columns. This characteristic facilitates the skin healing process (Bogdan et al., 2010)
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
30
3 sessions of fractional CO2 laser one month apart Patients will start treatment Tarolimus ointment twice daily for 3 months.
3 sessions of fractional CO2 laser one month apart Patients will start treatment Calcipotriol ointment twice daily for 3 months.
3 sessions of fractional CO2 laser one month apart Patients will start treatment NB-UVB phototherapy twice weekly for 3 months
1- Re-pigmentation : that will be subjectively rated with a previously reported scoring system (Ghiya et al., 2016).
G0, \< 25% repigmentation (poor) * G1, 25-50% repigmentation (fair) * G2, 50-75% repigmentation (good) * G3 \> 75% repigmentation (excellent).
Time frame: up to 3 months
The VASI percent change
The VASI percent change will be calculated by subtracting the pre- procedure VASI score from the post-procedure VASI score and dividing by the pre-procedure VASI score.
Time frame: every month for 3 months
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