What Is Phototherapy?

Phototherapy is a medical treatment that uses specific wavelengths of light to treat various skin conditions. It involves exposing the skin to controlled amounts of natural or artificial light, usually under medical supervision.

How It Works

There are several different types of phototherapy, including narrowband UVB, broadband UVB, and UVA. The most appropriate type of phototherapy will depend on the specific skin condition being treated and the individual’s overall health and preferences.

 

The ultraviolet light works in a variety of ways, according to the condition for which it is being used. It can: suppress an overproduction of skin cells, stimulate skin pigment productions, and affect the immune system which can aid in healing the skin. Phototherapy is not a cure but it is a means of clearing and controlling certain skin conditions and often decreasing or suspending the need for cortisone use.

 

A phototherapy consult needs to be scheduled in order for the doctor to determine whether these treatments are appropriate and which would work best. Patients generally begin therapy by coming three times per week. As their skin improves, the frequency is tapered. There are certain skin problems for which an extended maintenance regimen keeps the condition in remission. Phototherapy is generally safe and effective, but it is important to follow the recommended treatment plan and precautions provided by a healthcare provider to minimize the risk of side effects.

phototherapy treatment on female

FAQs

What skin conditions does phototherapy treat?

Phototherapy is used to treat a variety of skin conditions, including:

  • Psoriasis
  • Eczema/Dermatitis
  • Pruritis
  • Mycosis
  • Fungoides
  • Vitiligo
  • Licen Planus
  • Granuloma
  • Annulare
  • Alopecia Areata
  • Polymorphous Light Eruption
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