Effect of Polarized Light Therapy on Hair Regrowth in Alopecia Areata

Abstract
Background: Polarized light has a lot of uses and in this study I use it to help patients with alopecia areata ti regain their hair.
Aim of Study: To determine the effect of polarized light therapy on ptients with Alopecia Areata.
Material and Methods: 7-point assessment scale and hair counting.
Thirty patients (male and female) with ages ranging from 18-35 years suffering from alopecia areata participated in this study. They were selected randomly from Cairo University Hospitals, they were randomly divided into 2 equal groups in number, one study Group (A) and a control one (B). The control Group (B) who not received the polarized light therapy (Bioptron light therapy) but they just received minoxidil, and they were instructed about their nutrition, the study Group (A) who received the polarized light therapy (Bioptron light therapy) for 10 minutes every session, application was done 2 times per week for 2 months as a total period of treatment. Measurements were conducted before starting the treatment as a first record and at the end of the second month of treatment as a second (final) record.
Results: Result showed that the polarized light therapy was effective and fruitful in increasing hair regrowth in alopecia as evidenced by the highly significant increase in the 7-point assessment scale and hair counting.
Conclusion: Polarized light therapy is beneficial in im-proving hair regrowth in alopecia.