Definition:
A cytology exam of urine is used to detect cancer and inflammatory diseases of the urinary tract.
Alternative Names:
Urine cytology
How the test is performed:
A clean catch (midstream) urine sample is needed. For information on how to obtain the sample, see clean catch urine specimen. The urine sample is processed in a laboratory and examined under a microscope by a pathologist who looks for abnormal cells.
How to prepare for the test:
No special preparation is needed.
How the test will feel:
There is no discomfort associated with a clean catch urine specimen.
Why the test is performed:
The test is done to detect cancer and inflammatory diseases of the urinary tract. The test is often done when bladder lesions are noted on an x-ray. The test may occasionally be ordered for individuals who are at high risk of developing bladder cancer. The test can also detect cytomegalovirus and other viral diseases.
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