Alert
In This Section

Available Tests

  • Phenytoin, Free (Dilantin, Free)

Phenytoin, Free (Dilantin, Free)

                          x2

No Gel in Red Top Bullet

Tube Type

Test ID   LAB32
EPIC Order
  PHENYTOIN LEVEL, FREE
CPT Code(s)   80186
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   30
Specimen Routine: 7mL blood/royal blue top tube ONLY; see Comments for additional information
 
micro: 600 µL blood/red top pediatric bullet; seeComments for additional  information
Stability
Unspun - 4 hrs
Room Temp - 8 hrs
Refrigerated - 1 week
Frozen - 1 week
Availability Routine: 1 run daily/7 days
  STAT: N/A
Turnaround Time   Resulted by 4pm.
Reference Range Therapeutic: 1-2 mcg/mL (trough, steady state)
  Toxic: >2.5 mcg/mL
     
Internal Reference Testing Specimen Handling Instructions: Centrifuge, Aliquot, Refrigerate
Comments Collection information: Red Top Pediatric Tubes must NOT contain Serum Separator Gel.
Sample must be in the laboratory by 11:00am.

Reviewed by gloria_crawford on February 02, 2017

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514

Top