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HelpTest Code DIGO Digoxin
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stability |
| SST | Serum | Refrigerate | 4 mL | 1 mL | 0.5 mL | 7 Days |
| Lithium Heparin | Plasma | Refrigerate | 4 mL | 1 mL | 0.5 mL | 7 Days |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
Per NMC Pharmacy:
Patients should be on the drug for 5 - 7 days (assuming normal kidney function) to achieve steady state prior to collection. Serum concentrations should be collected just prior to the next dose or at a minimum of 6 - 8 hours after the last dose (optimally 12 - 24 hours after a dose).
Instrumentation / Method
Ortho Vitros XT 7600 / Multi-point Immuno-rate
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Available STAT
Reference Range
Male and Female:
Therapeutic Concentration for A Fib: 0.8 - 2.0 ng/mL
Therapeutic Concentration for CHF: 0.5 - 1.0 ng/mL
Toxic: >2.5 ng/mL
Critical Value(s):
>2.2 ng/mL
CPT / LOINC / Order Code
| Meditech | Medent | LOINC | CPT |
| DIGOS | DIGOS | 83093-5 | 80162 |