The light that cures: photo-dynamic therapy

Technology advancements are occurring at a rapid pace and are enormous. Gingivitis and periodontitis is a very common condition, causing destruction of the supporting structures of the teeth due to inflammation is a chronic disease process caused by the pathogenic micro-organisms within the oral cavity. Photodynamic therapy [PDT], has now recognized and established its place as a non-invasive method to treat bacterial, fungal and viral infectionsand requires the use of photosensitizers which are responsive to light.