People want to know is called kidney renal cyst appeared in size ranging from not connected with the outside of cystic masses, common renal cyst can be pided into adult polycystic kidney and simple renal cysts and renal cyst. Adult polycystic kidney is a congenital hereditary disease, kidney essence is filled with countless size with the outside world is round cyst, bag containing liquid, the naked eye can not see, and indeed tens of centimeters, so called polycystic kidney.
Performance for nocturia increased, low back pain, hypertension, etc.. There is a small amount of urine hematuria, proteinuria, often slowly develop into chronic renal failure. 10% of people with kidney stones, and 30% with polycystic liver. Experienced doctors with B ultrasound, intravenous pyelography can be diagnosed.
Simple renal cysts may be a congenital anomaly, is unilateral or bilateral kidney and one or a plurality of circular sizes with the outside world is not communicated with the cavity, mostly unilateral, so simple renal cyst. Its incidence can be increased at any age, people over 50 years of age to do B ultrasound, there are 50% can be found in this cyst. With B ultrasound, CT can be diagnosed.
Acquired renal cysts are mainly caused by uremia or after dialysis treatment. It has nothing to do with age. It's about the time of hemodialysis. Kidney is not a renal cyst, according to literature reports, dialysis time more than 3 years or so, most patients will appear cyst phenomenon. It has a kidney at least four cysts, diameter of more than two to three cm, some cysts can be infected, and even lead to cancer, B ultrasound or CT examination can be diagnosed.
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