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Chabner Chapter 7
The Urinary System (Lab Tests & Clinical Procedures)
| Term | Definition |
|---|---|
| Blood urea nitrogen (BUN) (laboratory test) | Measurement of urea levels in blood. |
| Creatinine clearance (laboratory test) | Measurement of the rate at which creatinine is cleared from the blood by the kidney. |
| CT scan (x-ray) | X-ray images show multiple cross-sectional and other views of organs and tissues. |
| Cystoscopy | Direct visualization of the urethra and urinary bladder with an endoscope (cystoscope). |
| Dialysis | Process of separating nitrogenous waste materials from the blood. |
| Kidneys, ureters, and bladder (KUB) (x-ray) | X-ray ecamination (without contrast) of the kidneys, ureters, and bladder. |
| Lithotripsy | Urinary tract stones are crushed. |
| Magnetic resonance imaging (MRI) | Changing magnetic field produces images of the kidney and surrounding structures in three planes of the body. |