Urea Nitrogen (BUN), Plasma/Serum
Code: 60302
Keywords/Mnemonics: BUN, UN
Updated: 04/03/2012
| Specimen Required: | 1 green top heparin or 1 gold top serum gel tube. Send 1.0 mL (minimum 0.5 mL) plasma or serum refrigerated. |
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| Patient Prep: | None |
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| Reference Values: | 7-22 mg/dL |
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| Days Performed: | Daily |
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| Days Reported: | Daily |
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| Methodology: | Enzymatic/Colorimetric |
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| CPT Code(s): | 84520 |
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