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Renal Cortical Cyst: Symptoms and Treatment

Renal Cortical Cyst develops in the outside region of the kidneys. Knowing its symptoms and treatment help control the cysts well.

Renal Cortical Cyst

Renal cortical cyst refers to the sacs that root in the outside region of the kidneys. They become more common as one grows older and usually grow to 10-15 centimeters or more. They can be found and located through an ultrasound. Good news is proper treatment and lifestyle changes help control the cyst and lead to a benign prognosis.


It's believed that renal cortical cysts arise from tubular or lymphatic obstruction. The incidence of renal cysts increases with age occurring rarely in neonates and the pediatric group, to over 50% in those over age 50. As Kidney Cysts develops, some symptoms may come to light.

- Large Mass. Large cortical cysts can show up as a palpable flank mass.

- Frequent urination. As kidney cyst may affect the renal tubule function, it may cause frequent urination.

- Pain. Symptoms of a renal cortical cyst include pain in your back and abdomen and along your side between your ribs and hip;

- Bloody or dark urine; it is also known as Hematuria.

- Fevers.

- High Blood Pressure. High Blood Pressure is another symptom of cortical cyst, which tends to occur as cyst enlarges enough.

If you experiencing any of these symptoms, speak to your physician, who can examine you and order tests that can detect renal cysts.


- no treatment. If your cortical cyst is smaller than 3cm, and cause no symptoms, your doctor may let it be and just ask you to follow up with additional monitor.

- Surgery. If your renal cortical cyst are dangerous, your doctor may recommend surgery. Using a needles, the surgeon can insert it to the cyst and removing the fluid and replaces it with alcohol.

- Chinese Herbal Medicine. Herbal medicines are applied to treat kidney cyst widely, because they can shrink cyst and protect kidneys from damage without side effects. No matter how large or small the cyst is, herbal treatment is available, but the prescriptions may differ as different condition. Email the size of your kidney cyst to, so kidney experts here can tell what medicines are helpful for you. 

In addition, you are suggested to change a healthier lifestyle. Quit smoking and drinking. Take low-diet diet. You can ask a suggestion list of lifestyle changes from your doctor or contacting us through the following message board.

  • Tag: Kidney Cyst Symptoms
  • previous:Cyst Rupture and Kidney Cyst
    next:Kidney Cyst and Proteinuria

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