title: Photodynamic therapy in head and neck cancer.
abstract: Photodynamic therapy is a nonsurgical, minimally invasive technique that uses a light source to activate light-sensitive drugs or photosensitizers to treat cancer and other diseases. The effect on living organisms caused by light in the presence of a photosensitizer and oxygen is known as the photodynamic effect or photodynamic action.
authors.affiliation: Ear, Nose and Throat Specialty Care of Minnestota, 2211 Park Avenue South, Minneapolis MN, 55404, USA. bielx001@tc.umn.edu
authors.forename: Merrill A
authors.initials: MA
authors.lastname: Biel
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D017323:Dihematoporphyrin Ether / Q000627:therapeutic use; D006258:Head and Neck Neoplasms / Q000188:drug therapy*; D006415:Hematoporphyrins; D006801:Humans; D053685:Laser Therapy; D010778:Photochemotherapy; D017319:Photosensitizing Agents / Q000627:therapeutic use*
chemical_list: D006415:Hematoporphyrins; D017319:Photosensitizing Agents; C071875:photosan III; D017323:Dihematoporphyrin Ether