5-ala 5-aminolaevulinic acid Hal Pdd accuracy meta-analysis bladder cancer blue light cystoscopy cystoscopy hexaminolevulinate narrow band imaging photodynamic diagnosis fluorescence consultant for Janssen Ferring Photocure Taris Spectrum Pacific Edge QED Abbvie Johnson & Johnson Seattle Genetics Nucleix Aduro and BMS. Ashish Kamat is is a consultant for Photocure. Mihir Desai is a consultant for Procept Biorobotics and Auris Surgical. Yair Lotan is a consultant for Photocure. Angela Smith is an investigator for Urogen and a consultant for FerGene Urogen and Merck.