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<p>available for comparison.</p>

<p><big> Signs and symptoms </big></p>
<p>Symptoms can vary from person to person. Someone in early stage kidney disease may not feel sick or notice symptoms as they occur. When the kidneys fail to filter properly, waste accumulates in the blood and the body, a condition called <a href="page.php?w=azotemia">azotemia</a>. Very low levels of azotemia may produce few, if any, symptoms. If the disease progresses, symptoms become noticeable (if the failure is of sufficient degree to cause symptoms). Kidney failure accompanied</p><p>
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