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â High blood pressure: it is also one kidney shrinkage symptoms. â Hematuria: when patients are suffering from some infections such as urinary tract infections, hematuria will occur. The kidney shrinkage causes and symptoms are able to help patients get correct treatment.
The kidneys are extremely sensitive to any decrease in blood flow. When renal artery narrows due to plaque buildup (stenosis) and blood flow is restricted to even one kidney, high blood pressure (hypertension) can occur. Renal artery stenosis causes about 5% of all cases of hypertension and can reduce kidney size.