Fig. 1

Magnetic resonance imaging of bladder cancer patient. A) MRI image revealed irregular and nodular enhancement, the largest which had a size of 2.9*1.2 cm in the bladder (sagittal and coronal) in November 2017. B) Pelvic MRI showing thickening of the posterior urinary bladder, and obvious intensification after enhancement (sagittal and coronal) in May, 2018. C) Pelvic MRI showing multiple nodular enhancement, the largest which had a size 0.6*0.8 cm in the bladder (sagittal and coronal) in November, 2018. D) Pelvic MRI showing signal abnormalities with the size of 0.9*0.7 cm in the bladder (sagittal and coronal) in June, 2019