UVB phototherapy ( ultraviolet radiation B, 290-320 nm) is a treatment which uses artificial ultraviolet light to treat various skin diseases. The initials UVB mean ultraviolet light type B. UVB rays are part of the sun light. Used with caution it becomes an extremely effective tool for the treatment of severe skin conditions.
UVB improves skin conditions because this type of ultraviolet radiation penetrates the skin and helps in slowing down the cells’ hyperproliferation in the affected areas. It also shows a strong anti-inflammatory action reducing inflammation that characterizes diseases such as psoriasis and eczema.
The frequency of the treatment depends on the condition. Initially most patients are treated 2-3 times weekly for a total of 12 to 24 sessions or less. A dosage increase takes place at every exposure session. First exposures last a few seconds and gradually increase to a few minutes. After a few months, when the [...]
Significant side effects are unusual. Sometimes a mild erythema occurs which subsides in the next days and must be treated with frequent placing of soothening cream. UVB impact is the same as the sun’s.
Some of the most common skin diseases which are treatable with UVB phototherapy are: Psoriasis: is a common inherited skin disorder, which may vary considerably in extent and severity. Neither phototherapy nor any other available treatment affects a permanent cure. Most psoriasis patients will have their psoriasis cleared or much improved after 12 to 24 [...]