THYROID STIMULATING HORMONE
| Synonyms: | TSH |
| Computer Code: | (TSH) |
| Specimen Collection: | 3 mL blood (green top preferred. Red/gold acceptable). |
| Minimum Volume: | 1 mL |
| Handling Instructions for Offsite Areas: | If red or gold top, allow to clot. All tube types should be centrifuged for 20 minutes and refrigerated. Serum must be removed from red top tube. Min 0.5 mL serum/plasma. |
| Reference Values: | 0-12 years: 0.79 – 5.85 uIU/ml. 12-19 years: 0.68 – 3.35 uIU/ml. 19+ years: 0.45 – 4.50 uIU/ml. |
| Lab Code: | Chemistry |
| Requisition: | SPEC C |
| Test Frequency: | Daily |
| Routine TAT: | 4 hrs |
| Stat TAT: | 60 min |
| CPT Code(s): | 84443 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |