Phenytoin
Methodology
Ortho Vitros 7600: enzymatic heterogeneous, competitive immunoassay
Performing Laboratory
Heart of the Rockies Regional Medical Center
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red top tube preferred, serum gel also acceptable
Specimen Volume: Full tube
Collection Instructions: Plasma is not acceptable.
Specimen Transport Temperature
Ambient/Refrigerated OK
Reference Values
10-20 ug/mL
Critical values: <10 or >30 ug/mL
Day(s) Test Set Up
All
Test Classification and CPT Coding
80185