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Overview of the Urinary Tract

By

Glenn M. Preminger

, MD, Duke Comprehensive Kidney Stone Center

Last full review/revision Jun 2019| Content last modified Jun 2019
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Each kidney continuously produces urine, which then drains through the ureter into the bladder at a low pressure. From the bladder, urine drains through the urethra and exits the body through the penis in males and at the vulva (the area of the external female genital organs) in females. Usually, urine is free of bacteria and other infectious organisms.

Organs of the Urinary Tract

Organs of the Urinary Tract
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Polycystic Kidney Disease (PKD)
Polycystic kidney disease (PKD) is an inherited disorder in which multiple fluid-filled sacs, or cysts, form in the kidneys. Occasionally, symptoms of PKD are so mild that a person lives his or her entire life unaware of having the disorder. In addition to cysts, which typically enlarge over time, individuals with PKD often develop other medical issues. Which of the following is NOT a medical issue known to affect people with PKD?
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