NCIt definition : Examination of the ureter using a specialized video camera (ureteroscope).;
Alternative definition : NCI-GLOSS: Examination of the inside of the kidney and ureter, using a ureteroscope.
A ureteroscope is a thin, tube-like instrument with a light and a lens for viewing.
It may also have a tool to remove tissue to be checked under a microscope for signs
of disease. The ureteroscope is passed through the urethra into the bladder, ureter,
and renal pelvis (part of the kidney that collects, holds, and drains urine).;