Trimethadione and Dimethadione
| Abbrev Code: | XMISC | ||
| Order Code: | LAB4909 | Order Name: | Send Outs Misc Test |
| Synonyms: | Tridione | ||
| Methodology: | Gas chromatography | ||
| CPT Codes: | 80339 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 7-10 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 4 mL |
| Minimum\Peds Volume: | 1.6 mL Does not permit repeat analysis |
| Container: | Red (no gel) Alternate Containers: Purple (EDTA) |
| Collection Instructions: | Usual sampling time is immediately prior to next dose (trough). |
| Causes for Rejection: | Collection in a polymer gel tube. |
Processing and Shipping
| Specimen Processing: | Centrifuge within 1 hour of collection and aliquot 2 mL, 0.7 mL minimum. Store frozen. |
| Shipping Instructions: | Ship frozen. |
| Stability: | Undetermined at room temperature or refrigerated; 4 months frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (National Medical Services via ARUP) |
| Referral Lab number: | 4700SP |
Interpretive
| Reference Range: | Dimethadione: 300-800 ug/mL; trimethadione: 3-42 ug/mL |
| Use: | Therapeutic monitoring and assess toxicity. |
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