Total reviews 420
Total reviews 420
Tests Included: 1
Est. 8-10 (business days) Turnaround
Specimen type: Blood
Quest Diagnostics Location
For the differential diagnosis of euthyroid hyperthyroxinemia from hyperthyroidism or for the differential diagnosis of euthyroid hypothyroxinemia from hypothyroidism.
Tests Included: 1
Est. 8-10 (business days) Turnaround
Specimen type: Blood
Quest Diagnostics Location
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Please do not exercise prior to testing. It is best that your blood is taken in a rested state.
Note: Turn around times on results are an estimate and are not guaranteed. The lab may need additional time due to holidays, confirmation/repeat testing, etc. You can contact us to discuss when your results should be ready and we will contact the lab on your behalf immediately.
| Adult | 0.9-2.2 ng/dL |
| Prematures, 25-30 Weeks | |
| Birth-7 Days | 0.5-3.3 ng/dL |
| Prematures, 31-36 Weeks | |
| Birth-7 Days | 1.3-4.7 ng/dL |
| Cord Blood, >37 Weeks | 1.2-2.2 ng/dL |
| Birth-4 Days | 2.2-5.3 ng/dL |
| 2 Months-2 Years | 1.2-2.5 ng/dL |
| 3 Years-17 Years | 1.0-2.4 ng/dL |
| Pregnancy | |
| First Trimester | 0.9-2.0 ng/dL |
| Second Trimester | 0.8-1.5 ng/dL |
| Third Trimester | 0.8-1.7 ng/dL |
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