MAGNESIUM, URINE, 24-HOUR | |
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Test Code: 4UMG | Specimen Collection: Urine |
Component: Magnesium, 24 Hour | Method: CALC |
Collection Notes: Collect urine specimen in a plastic screw-capped container. Acidify sample to pH 1 with concentrated HCl to prevent precipitation of magnesium ammonium phosphate. Record total volume. | |
Clinical Utility: | |
CPT Code: 83735 | Testing Location: AML |
SPECIMEN/STABILITY TYPETemperature:Urine (10 mL) Refrigerated 7 Days Frozen >7 Days |