" /> Ultraviolet A Radiation - CISMeF





Preferred Label : Ultraviolet A Radiation;

NCIt synonyms : UVA Radiation;

NCIt definition : Ultraviolet A Radiation is the 320 to 400 nanometers portion of the sun's radiant electromagnetic energy spectrum, partially absorbed by the Earth's protective stratospheric ozone layer. It is may be up to 1,000 times more intense than UVB. UVA radiation can penetrate to underlying tissues of the skin and cause photo-aging or long-term skin damage. Recent ozone depletion has permitted more UV radiation to reach the Earth's surface with a wide range of potentially damaging health effects related to skin, eyes, and immune system. (NCI04);

Alternative definition : NCI-GLOSS: Invisible rays that are part of the energy that comes from the sun. Ultraviolet A radiation also comes from sun lamps and tanning beds. Ultraviolet A radiation may cause premature aging of the skin and skin cancer. It may also cause problems with the eyes and the immune system. Skin specialists recommend that people use sunscreens that protect the skin from ultraviolet radiation. In medicine, ultraviolet A radiation also comes from special lamps or a laser and is used to treat certain skin conditions such as psoriasis, vitiligo, and skin tumors of cutaneous T-cell lymphoma.;

Codes from synonyms : CDR0000269471; CDR0000666694;

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08/05/2025


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