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Male urinary system

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Sodium - urine

Alternative Names: Urinary 24 hours sodium; Urine Na+ Normal Values: Normal values are generally 15 to 250 mEq/L/day, depending on hydration status and daily intake of dietary sodium. Normal value ranges may vary slightly among different laboratories. Text Continues Below Note: mEq/L/day = milliequivalents per liter per day What abnormal results mean: Higher-than-normal urine sodium levels may indicate excessive salt intake. Lower-than-normal urine sodium levels may indicate: Aldosteronism Congestive heart failure Diarrhea and dehydration status Renal failure Additional conditions under which the test may be performed: Acute tubular necrosis Hepatorenal syndrome Medullary cystic disease Glomerulonephritis Prerenal azotemia Uncontrolled high blood pressure (hypertension)

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