Hydronephrosis is the result of a problem in the urinary tract. Urine drains from the kidneys into the bladder. With hydronephrosis, urine backs up into the kidneys causing a buildup of pressure.
|Urinary Tract Blocked By a Stone|
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Causes of hydronephrosis:
- Kidney stones
- Blood clots
- Growths or tumors
- Scarring—can happen from an accident or surgery
- An enlarged prostate
- Urine can't drain into the bladder
- Bladder is not draining well
Your risk is higher if you have:
Some people don't have symptoms. If symptoms appear, they may cause:
- Pain in the back, waist, lower belly, or groin
Problems related to urination:
- Lower output
- Cycles of lower and higher output
- Bladder not feeling emptied out
- Nausea or vomiting
The doctor will ask about your symptoms and health history. You may also have:
The goal of care is to treat the cause. This will help ease pressure and limit further problems.
Care may involve:
If you have problems with your kidneys, getting prompt care will lower your chances of complications.
National Institute of Diabetes and Digestive and Kidney Diseases https//www.niddk.nih.gov
National Kidney Foundation https://www.kidney.org
Health Canada https://www.canada.ca
The Kidney Foundation of Canada https://www.kidney.ca
Hydronephrosis. Cleveland Clinic website. Available at: https://my.clevelandclinic.org/health/diseases/15417-hydronephrosis. Updated March 18, 2014. Accessed June 5, 2018.
Hydronephrosis. National Kidney Foundation website. Available at: https://www.kidney.org/atoz/content/hydronephrosis. Accessed June 5, 2018.
Hydronephrosis. NHS Choices website. Available at: https://www.nhs.uk/conditions/hydronephrosis/. Updated June 23, 2015. Accessed June 5, 2018.
Nephrolithiasis. EBSCO DynaMed Plus website. Available at: https://www.dynamed.com/topics/dmp~AN~T114904/Nephrolithiasis . Updated February 5, 2018. Accessed June 5, 2018.
Obstructive uropathy. Merck Manual Professional Version website. https://www.merckmanuals.com/professional/genitourinary-disorders/obstructive-uropathy/obstructive-uropathy. Updated March 2018. Accessed June 5, 2018.
- Reviewer: EBSCO Medical Review Board Adrienne Carmack, MD
- Review Date: 05/2018
- Update Date: 06/05/2018