Sample Requirements:
SST tube. No fasting needed.
Purpose:
Evaluates kidney function and hydration status.
High Levels:
Kidney disease, dehydration, high protein diet.
Low Levels:
Liver disease, malnutrition.
Reference Range:
7–20 mg/dL
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Test Code:
PDL0128
Division:
Chemistry
CPT Code:
84520
Sample Type:
Serum