Effect of Narrow-Band Ultraviolet B Therapy of Psoriasis Vulgaris on Skin Directional Reflectance, Skin Density and Epidermal Thickness
Psoriasis is an inflammatory dermatosis manifested by the appearance of brown-red papules on the body, covered with silver scales.One of the most common and effective treatments for psoriasis is narrow-band UVB phototherapy.Narrow-band UVB has Headbands a wavelength of 311 nm, which results in shallow skin penetration, is absorbed only by the epide