- PHTN
Phenytoin (Dilantin)
Test Code
PHTN
Specimen Name
Phenytoin (Dilantin)
CPT Codes
- 80185
Collect
SST-Serum, Red-top Also acceptable Lithium-Heparin Plasma.
Stability
4 days refrigerated
Volume
1 mL
Minimum Volume
0.5 mL
Performed
Performed as needed
Components
—
Additional Information
Draw SST or Red-Top, allow to clot completely, then centrifuge and separate into specimen transport tube. Lithium-Heparin is also acceptable, centrifuge and pour off into a specimen transport tube.
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Common Lab Definitions
- Serum
- Plasma
- STT