DIG
Digoxin, Total, Serum
EPIC Test Procedure Code: LAB2106
Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Red gel tube
Specimen Type:
Serum
Preferred Volume:
2 mL
Minimum Volume:
1 mL
Collection Procedure:
Draw blood 6 hours after the last dose of digoxin.
Store and Transport:
Room Temperature: < 8 hrs
Refrigerated: 8 - 48 hrs
Refrigerated: 8 - 48 hrs
Stability:
Refrigerated - 48 hrs
Room temperature - 8 hrs
CPT Codes:
80162 - Digoxin (EAP 30012140)
Test Schedule:
Monday through Sunday
Method:
Chemiluminescence
Reference Ranges:
Therapeutic concentration:
0.6 - 1.2
ng/mL
Critical value:
> 2.0
ng/mL
Clinical Significance:
Given the narrow therapeutic range, target digoxin concentration of <1.2 ng/mL for atrial fibrillation indications and <1.0 ng/mL for heart failure indications