Medically reviewed by Andrea L. Braden, MD A bladder ultrasound is a noninvasive imaging technique used to check for ...

You may have an infection. Sometimes x-rays of the kidney and ureter are taken during a ureteroscopy. This is called retrograde pyelography. The doctor places a tube (catheter) into the ureter. They ...

However, attempts to delineate the nature and origin of this mass by barium enema, repeat barium meal and intravenous pyelography were unsuccessful. An exploratory laparotomy was contemplated.