Sodium, 24 Hour Urine
Code: 61639
Keywords/Mnemonics: NA U, sodium, 24 hour, 24 hr
Updated: 03/14/2017
| Specimen Required: | Urine, 24 Hour Collection: Submit an entire 24 hour urine collection in a urine container with no preservative. Refrigerate specimen during collection and transport.
Start and end times of collection are required on requisition.
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| Patient Prep: | Results vary markedly with dietary intake of sodium. |
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| Reference Values: | 40 - 220 mmol/24 hours |
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| Days Performed: | Daily |
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| Days Reported: | Daily |
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| Rejection: | Specimen collected with preservative. |
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| Methodology: | Integrated Multi-Sensor |
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| CPT Code(s): | 81050 Urine timed measurement
84300 Sodium |
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| Supporting Documents: | 24 Hr Urine Instructions Spanish.pdf
24 Hr Urine Instructions English.pdf |
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