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Association of khellin and 308-nm excimer lamp in the treatment of severe alopecia areata in a child
Ist Teil von
Journal of cosmetic and laser therapy, 2018-06, Vol.20 (3), p.156-158
Ort / Verlag
England
Erscheinungsjahr
2018
Quelle
MEDLINE
Beschreibungen/Notizen
Alopecia areata (AA) is an autoimmune inflammatory disorder of hair, characterized by non-scarring hair loss. A 308-nm excimer lamp (EL) has been reported as one effective modality in the treatment of AA. Khellin is a furanochromone photosensitizer whose chemical structure is close to psoralens and has previously proven its efficacy in vitiligo in association with ultraviolet A. We evaluated the efficacy and safety of a combination of topical khellin and 308-nm EL in the treatment of a refractory ophiasic AA, of 1-year evolution, in a 5-year-old boy. Treatment consisted in topical application of khellin 45 mn before irradiation with EL (starting dose 50 mJ/cm
) twice a week for 3 months. The result was a complete regrowth of hair with no recurrence 1 year later. Further studies should be carried out to confirm this promising result and to propose khellin-excimer as a new alternative treatment for resistant cases of AA in children.