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Undescended testicle repair is surgery to correct undescended testes (cryptorchism).See also: Undescended testicle
Review Date:
8/15/2006
Unicompartmental knee arthroplasty (UKA) is minimally invasive surgery to replace one of the knee’s three parts (thighbone, shinbone, or kneecap) so that the knee works better. Because only part of the damaged knee is replaced, it is often called a partial knee replacement.See also: Total knee replacement
Review Date:
5/6/2007
Unilateral hydronephrosis is swelling of one kidney due to a backup of urine.See also: Bilateral hydronephrosis
Review Date:
5/10/2006
Unstable angina is a type of acute chest pain that occurs when your heart doesn't get enough oxygen. It can be a warning sign of a heart attack.See also:Stable anginaVariant angina
Review Date:
4/3/2007
Ureteropelvic junction (UPJ) obstruction is a blockage in the area that connects the renal pelvis (part of the kidney) to one of the tubes (ureters) that move urine to the bladder.
Review Date:
10/9/2006
Upper airway biopsy is surgery in which a small piece of tissue is removed from the upper airway (nose, mouth, throat) for examination.
Review Date:
7/25/2007
An upper GI and small bowel series is a set of x-rays taken to examine the esophagus, stomach, and small intestine. These x-rays are taken after the patient has swallowed barium, which shows up on x-rays. See also barium enema (lower GI series).
Review Date:
10/25/2006
Urine urea nitrogen is a measure of protein breakdown in the body. A test can be done to measure the amount of urea in the urine.
Review Date:
10/22/2007
Ureteral retrograde brush biopsy cytology is a diagnostic procedure in which tissue from the kidney or ureter (tube that connects a kidney to the bladder) is removed for examination.
Review Date:
10/24/2006
A ureterocele is swelling in one of the tubes (ureters) that carry urine from the kidney to the bladder. The swelling can block urine flow.A ureterocele is a birth defect.
Review Date:
5/3/2006