What is UVB light therapy?
It is light based treatment, where the skin is exposed to light with a wavelength between 320nm and 400nm. There are 2 forms of UVB light therapy. Broadband Ultraviolet B phototherapy and Narrowband Ultraviolet B phototherapy. We use Narrowband Ultraviolet B Phototherapy (NB-UVB), because it has been shown to be the most beneficial component of natural sunlight for the treatment of psoriasis.
Will UVB light therapy not cause skin cancer?
UVB light therapy will not increase your chances of developing skin cancer as long as the total number of treatments stays below 250. To induce remission in psoriasis using Narrowband Ultraviolet B phototherapy you will need between 20 and 30 treatments.
Which skin conditions can be treated with UVB light therapy?
- Psoriasis (Narrowband Ultraviolet B phototherapy is the treatment of choice)
- Severe eczema and dermatitis
- Lichen Planus
- Chronic itching
- Polymorphic light eruption
- Cutaneous T-cell lymphoma
What does the treatment involve?
Patients attend two to five times weekly. Patients will undress completely, except for their underwear and protective goggles. The ultraviolet lights are then switched on and the skin exposed to the ultraviolet light for a few seconds to minutes.
What side effects are there with UVB light therapy?
The same side-effects you can get when exposing yourself to sunlight, i.e. burning and blistering. These are however rare and is not necessary for the treatment to work.
How long does it take to start working when treating psoriasis?
Patches of psoriasis generally start to improve after about ten treatments. Most patients with psoriasis require 20 to 30 treatments to clear.
How long will I be free of psoriasis after finishing a treatment course?