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| UWHC Lab Test Details | |
|---|---|
| Test Name | TSH |
| Test Code(s) | TSH |
| CPT Code(s) | 84443 |
| Methodology | Chemiluminescent Immunoassay |
| Testing Site | University Hospital, East Madison Hospital |
| Days Performed | Daily, 24 hours. |
| In-Lab Turnaround Time | 4 hours. |
| Stat In-Lab Turnaround Time | 1 hour. |
| Collection Requirements | |||||
|---|---|---|---|---|---|
| Specimen | Blood | ||||
| Collection Container |
| ||||
| Collection Volume | 1 mL | ||||
| Pediatric Collection Volume | 0.6 mL | ||||
| Specimen Processing Requirements | |
|---|---|
| Sample Analyzed | Plasma or serum |
| Testing Volume | 0.5 mL |
| Pediatric Testing Volume | 0.2 mL |
| Specimen Processing | Centrifuge. If a complete barrier has not formed, transfer cell-free plasma/serum to plastic vial. Refrigerate. |
| Specimen Transport | Transport specimen to the laboratory. Transport with coolant pack if coming from clinic location. |
| Interpretation | |
|---|---|
| Reference Interval | Age 9 days and up: 0.35-4.94 uIU/mL |
