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HelpTest ID BLOD0539 Phenytoin
Synonym
Dilantin, Fosphenytoin, Total Phenytoin
Specimen Type/Requirements
Light Green top (Lithium Heparin w/gel) tube - Plasma (preferred)
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Specimen should be centrifuged and separated within 2 hours of collection. Draw just prior to next dose.
Sioux Falls, Fargo, Bemidji
Test is not affected by hemolysis or lipemia.
Bismarck
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
Sioux Falls, Fargo, Bemidji
| Room Temperature | 2 days | |
|---|---|---|
| Refrigerated | 1 month | Preferred for transport |
| Frozen | 5 months |
Bismarck
| Room Temperature | Not Acceptable | |
|---|---|---|
| Refrigerated | 1 month | Preferred for transport |
| Frozen | 3 months |
Performed Test Frequency
Monday through Sunday
Report Available
1 - 3 days
Methodology
Enzymatic Immunoassay
Performing Lab
Sanford Laboratories Sioux Falls, Fargo, Bismarck, Bemidji
CPT
80185