Before revision: November 10, 2010 - Nature (journal) published an article claiming that Photodynamic diagnosis (PDD) can improve surgical outcome on bladder URL Bladder cancer: Photodynamic diagnosis can improve surgical outcome Nature Reviews Urology 7, 598-599 (November 2010) | In 2016, the American Urological Association (AUA) updated the Diagnosis and Treatment of Non-Muscle Invasive Bladder Cancer Guidelines, which also endorses the technique in its recommendation : "In a patient with a history of NMIBC with normal cystoscopy and positive cytology, a clinician should consider prostatic urethral biopsies and upper tract imaging, as well as enhanced cystoscopic techniques (blue light cystoscopy, when available), ureteroscopy, or random bladder biopsies.
After revision: November 10, 2010 - Nature (journal) published an article claiming that Photodynamic diagnosis (PDD) can improve surgical outcome on bladder URL Bladder cancer: Photodynamic diagnosis can improve surgical outcome Nature Reviews Urology 7, 598-599 (November 2010) | In 2016, the American Urological Association (AUA) stated with respect to non-muscle invasive bladder cancer : "In a patient with a history of NMIBC with normal cystoscopy and positive cytology, a clinician should consider prostatic urethral biopsies and upper tract imaging, as well as enhanced cystoscopic techniques (blue light cystoscopy, when available), ureteroscopy, or random bladder biopsies.