Thioridazine and Mesoridazine
| Abbrev Code: | LABCORP MISC | ||
| Order Code: | LAB4909 | Order Name: | Laboratory Miscellaneous Order |
| Synonyms: | Mellaril | ||
| Methodology: | Liquid chromatography/Tandem mass spectrometry | ||
| CPT Codes: | 80299 x2, 80299 x1 | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Mon-Fri; results are reported within 8-15 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) Alternate Containers: Green (lithium heparin, no gel), Green (sodium heparin, no gel) |
| Collection Instructions: | Usual sampling time is immediately prior to next dose (trough). |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 1 mL, 0.5 mL minimum. Store at room temperature. |
| Shipping Instructions: | Ship at room temperature. |
| Test Performed at or Referral Lab | Lab Sendouts (LabCorp) |
| Referral Lab number: | 811927 |
Interpretive
| Critical Range: | Thioridazine: 1800 ng/mL or greater; mesoridazine: 1500 ng/mL or greater |
| Reference Range: | Thioridazine: 250-1250 ng/mL; mesoridazine: 150-1000 ng/mL |
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