Bladder Tumour Ultrasound scan showing a tumor on the back wall of the bladder. CT scan of the bladder showing bladder carcinoma (arrow).

Kidney Stones Coronal non-contrast CT images of kidney stones. A. Left-sided stone obstructing the ureteropelvic junction. B. Lower pole nonobstructing stone.

Hydronephrosis

Depiction of unilateral left-sided hydronephrosis with a filling defect in the left ureter.

Cryptorchidism

Classification of cryptorchidism according to the location of maldescended testis in relation to the inguinal canal, with respective relative frequency of incidence: abdominal or intra-abdominal testis (top red oval), inguinal or canalicular testis (middle red oval), and suprascrotal or high scrotal testis (bottom red oval).