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What are the symptoms of a kidney cyst?

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Simple kidney cysts usually do not cause symptoms. In most cases, a doctor finds them during an ultrasound or computerized tomography scan done for another reason. However, simple kidney cysts may:

Simple kidney cysts have been associated with high blood pressure, but it is unclear what the relationship is between the two.

  • Cause pain in your side, back, or upper abdomen if they enlarge and press on other organs
  • Bleed
  • Become infected, causing fever, chills, or other signs of infection
  • Impair kidney function (rare)

From: Kidney Cyst WebMD Medical Reference

Reviewed by Minesh Khatri on September 15, 2019

Medically Reviewed on 9/15/2019

SOURCES:

Cleveland Clinic: "Simple Kidney Cysts."

National Kidney and Urologic Diseases Information Clearinghouse: "Simple Kidney Cysts."

Spectrum Health: "Kidney Cancer."

Baysal, T. Diagnostic and Interventional Radiology, 2009.

Eknoyan, G.   , Sept. 1, 2009.  Journal of the American Society of Nephrology

Terada, N. , June 2004. BJU International

Reviewed by Minesh Khatri on September 15, 2019

SOURCES:

Cleveland Clinic: "Simple Kidney Cysts."

National Kidney and Urologic Diseases Information Clearinghouse: "Simple Kidney Cysts."

Spectrum Health: "Kidney Cancer."

Baysal, T. Diagnostic and Interventional Radiology, 2009.

Eknoyan, G.   , Sept. 1, 2009.  Journal of the American Society of Nephrology

Terada, N. , June 2004. BJU International

Reviewed by Minesh Khatri on September 15, 2019

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How is a kidney cyst treated?

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THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.

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