Urethral sphincter mechanism (12-5-2001)

The segment of the urethra that influences storage and emptying of urine in the bladder. Acts like a valve that controls bladder emptying and urination by tightening to close off the flow or urine or by relaxing, which opens the outlet from the bladder,... Continue Reading

Urolithiasis (12-5-2001)

Stones in the urinary system.  Read More →

Urinalysis (12-5-2001)

 A test of a urine sample that can reveal many problems of the urinary system and other body systems. The sample may be observed for physical characteristics, chemistry, the presence of drugs or germs or other signs of disease.  Read More →

Urate (12-5-2001)

A salt of uric acid.  Read More →

Umbilical Cord Blood Transplantation (12-5-2001)

The injection of umbilical cord blood to restore a patient’s blood production system that has been suppressed by chemotherapy and/or radiation therapy used in treating severe blood disorders such as aplastic anemia or cancer. Cord blood contains... Continue Reading

Urination (12-5-2001)

The passing of urine.  Read More →

UCR (12-5-2001)

Usual, Customary, and Reasonable (UCR) fee. The maximum amount an insurance company considers eligible for reimbursement.  Read More →

Urethritis (12-5-2001)

Inflammation of the urethra.  Read More →

URS (12-5-2001)

Also known as ureteroscopy. A ureteroscope is inserted through the urethra and bladder to inspect the ureters. Often used for retrieval of kidney stones.  Read More →

Urethra (12-5-2001)

The tube that carries urine or semen to the outside of the body.  Read More →

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