Test directory: Dilantin

Ordering Code440
Test NameDilantin
Preferred SpecimenSerum
Preferred ContainerSST (Gold)
Other Specimen/ContainerPlasma in Lithium Heparin (Green),
Serum in Plain (Red)
Optimum Volume0.5 mL
Handling InstructionsSend aliquot if transport time >24 hours.
Transport RequirementsOahu: Ambient
Airline: Ambient
Send frozen aliquot if transport time >4 days.
Specimen StabilityAmbient: 4 Days
Refrigerated: 4 Days
Frozen Serum: 1-2 months capped at -20 C
Frozen serum samples should be thawed only once. Test cannot be added to >24 hours, unaliquoted specimens.
Do not freeze Lithium Heparin Plasma.
Rejection CriteriaGrossly hemolyzed, Specimen older than stability limits,
Uncentrifuged gel separator tube specimens >2 hours old,
Unaliquoted gel separator tube specimens >24 hours old,
Frozen Lithium Heparin plasma
Avail. StatYES
Analytic Time1 Day
MethodologyKIMS (Kinetic interaction of microparticles in a solution)

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
DilantinALL10.0-20.0>= 30.010.0-20.0>= 30.0ug/mL