For example, a ureter might swell and block the flow of pee into the bladder, or a kidney stone might block the urethra. ‌ In children, over half of hydronephrosis cases have unknown causes, and ...

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

Renal colic is pain that occurs due to a stone in the urinary tract. The urinary tract includes the kidneys, ureters, urinary bladder, and urethra. Treatments may include medication and surgical ...

The goal of this technique is the complete detachment of the ureter from the bladder, ... Management of Patients With Upper Urinary Tract Transitional Cell Carcinoma - Medscape - Aug 01, 2007.

The ureters are the tubes that carry urine from the kidney to the bladder. Upper urinary tract urothelial cancer can start in a part of the kidney called the renal pelvis. Or it can start in the ...

A urinary tract infection (UTI) is an infection of any part of the urinary tract, including the urethra, kidneys, ureters, and bladder. Bladder infections are the most common form of UTI.

Your urinary tract comprises two kidneys, two ureters, a bladder, and a urethra. A UTI happens when bacteria get into the urethra, or the tube that allows urine to pass out of the body, and multiple.