ARUP's Laboratory Test Directory
| 0090080: Digoxin |
| Test Mnemonic: DIG | |
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Methodology: Enzyme Immunoassay
Performed: Mon-Sat Reported: Within 24 hours |
| Specimen Required: | |
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Collect: One 4 mL plain red. Also acceptable: 3 mL green (sodium or lithium heparin).
Transport: 4 mL serum or plasma at 2-8°C. (Min: 0.2 mL) Submit specimen in an ARUP Standard Transport Tube. Pediatric Collection/Transport: 0.2 mL serum or plasma at 2-8°C. Remarks: Remove serum or plasma from cells ASAP. Specimens should be collected eight to 12 hours (no earlier than six hours) after administration of oral dose. Unacceptable Conditions: Separator tubes. Hemolyzed specimens. Specimens collected in sodium fluoride or potassium oxalate anticoagulants. Stability: After separation from cells: Ambient: 8 hours; Refrigerated: 1 week; Frozen: 6 months |
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| Reference Interval: |
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0.8-2.0 ng/mL Toxic: greater than 2.4 ng/mL |
| Interpretive Data: | |
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The presence of therapeutic anti-digoxin immune fragments in the specimen may result in spuriously high digoxin levels.
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| CPT Code(s): | |
| 80162 |