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What is PUVA? PUVA or photochemotherapy is a type of ultraviolet radiation treatment (phototherapy) used for severe skin diseases. PUVA is a combination treatment which consists of Psoralens (P) and then exposing the skin to UVA (long wave ultraviolet radiation). It has been available in its present form since 1976.
Pus is a mixture of white blood cells, bacteria, and cell debris that forms during an infection. Its appearance in the urine indicates a urinary tract infection. The presence of pus in urine is called pyuria. Py/uria.