Ultraviolet-A1 phototherapy in Asian skin: A review of 159 cases in Singapore.

Background: Ultraviolet-A1 phototherapy has been used to treat many inflammatory dermatoses.

Aims: To determine the efficacy and safety of ultraviolet-A1 phototherapy in Asian skin.

Materials And Methods: We performed a review of records of patients undergoing ultraviolet-A1 phototherapy at our dermatology unit in Singapore from January 2007 to January 2011.