A member asked:

Do low level lasers help scalp psoriasis?

A doctor has provided 1 answer

Phototherapy: Special lasers called 308nm excimer lasers. This type of laser is specially designed to produce ultraviolet radiation at a very specific wavelength -- 308 nanometers. This wavelength of ultraviolet light is highly effective at treating psoriasis. A nearly identical wavelength of light, 311nm is referred to as narrow band uvb (nb-uvb), and is also effective at treating psoriasis.

Answered 12/20/2012

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