This prospective study will include 30 patients with NSV, attending the Outpatient Clinics of Dermatology at Sohag University Hospitals, as well as 30 normal volunteers as control.~This study will be submitted for approval by Research and Ethical committees at Sohag Faculty of Medicine. An informed written consent will be obtained from each subject prior to participation in the study after full explanation of the procedure.
Evaluation of Serum Interleukin-15 and Interleukin-22 Levels in Patients with Non-segmental Vitiligo before and after phototherapy