METHOTREXATE
| Synonyms: | |
| Computer Code: | (MTRX) |
| Specimen Collection: | 3 mL blood (red top tube only). |
| Minimum Volume: | 0.5 mL |
| Handling Instructions for Offsite Areas: | Allow to clot, centrifuge for 20 minutes, remove serum, refrigerate. |
| Reference Values: | Contact pharmacy for methotrexate, levcovorin and glucarpidase dosing protocols and interpretation. |
| Lab Code: | Chemistry |
| Requisition: | TOXI |
| Test Frequency: | Daily |
| Routine TAT: | 2 hrs |
| Stat TAT: | 60 min |
| CPT Code(s): | 80299 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |