Test Code LAB23 Digoxin
Department
CHEMISTRY
Collection Requirements
6-8 hrs post dose.
If patient is on digibind notify chemistry.
Primary Collection Container
Green PST (Lithium Heparin)
Alternate Collection Container
Green Microtainer PST
Transport
Plasma refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge and separate from gel if testing is to be delayed more than 8 hours.
Stability
Refrigerated: 24 hours
Frozen: 1-2 weeks
If testing is delayed longer than 8 hours, plasma must be removed from gel.
Minimum Testing Volume
0.5 mL
Reference Range
1.0-2.0 ng/mL
Methodology
Roche c503 Kinetic interaction of microparticles in solution (KIMS) as measured by changes in light transmission.
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
80162
Unacceptable Conditions
Gross hemolysis.
Specimens remaining on gel longer than 8 hours are unacceptable.