Test Code TT3 T3, Total
Specimen Information
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stability |
| SST | Serum | Refrigerate | 4.0 mL | 1.0 mL | 0.6 mL | 7 days |
| Lithium Heparin | Plasma | Refrigerate | 4.0 mL | 1.0 mL | 0.6 mL | 7 days |
Instrumentation / Method
Ortho Vitros 5600 / Chemiluminescence Immunoassay
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Not available STAT
Reference Range
| Age | Sex | Low | High | Units |
| 0 - 2 weeks | All | 31 | 301 | ng/dL |
| 2 wks - 10 yrs | All | 139 | 301 | |
| 10 yrs - 18 yrs | Male | 127 | 339 | |
| Female | 112 | 208 | ||
| ≥18 yrs | All | 97 | 169 |
CPT / LOINC / Order Code
| Meditech | Medent | LOINC | CPT |
| TT3 | TT3 | 3053-6 |
84480 |