Figure legend
Figure 1. Endoscopic and ultrasonography findings of case 1. A-B: Cystoscopy performed when macroscopic haematuria was first noticed. C: Cystoscopy performed 7 days post CSP application, while antimicrobial and anti-inflammatory therapies were on course. Note the protrusion of the mucosa and mild accumulation of sabulous material. E-F-G: Ultrasound images of the bladder respectively at 3, 7, and 21 days post CSP application (cranial is to the right).