Determination of serum 25-hydroxyvitamin D levels in patients with alopecia areata and their comparison with levels in healthy controls: A cross-sectional studyCapsule Summary

• Main Authors: Felix Paolo J. Lizarondo, MD (Author), Mia Katrina R. Gervasio, MD (Author), Charmaine Vanessa S. Chamberlin, MD (Author), Charissa Mia S. Gnilo, MD (Author), Claudine Y. Silva, MD (Author)
• Format: Book
• Published: Elsevier, 2021-12-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Background: Alopecia areata (AA) has been postulated to be an autoimmune disease affecting the hair follicles. Because vitamin D receptors are present in the immune system and hair follicles, vitamin D has been hypothesized to affect the disease. Objective: The aim of this study was to determine ser...