TSH with HAMA Treatment
Test code
CPT code(s)*
Test resources
Clinical focus
Details
Includes
Ultrasensitive TSH with and without HAMA treatment
Methodology
Immunoassay (IA)
Specimen requirements | |
|---|---|
| Patient preparation | Specimen collection after fluorescein dye angiography should be delayed for at least 3 days. For patients on hemodialysis, specimen collection should be delayed for 2 weeks after angiography. According to the assay manufacturer Siemens: samples containing fluorescein can produce falsely depressed values. |
| Preferred specimen(s) | 2 mL serum |
| Minimum volume | 1.5 mL |
| Transport container | Transport tube |
| Transport temperature | Room temperature |
| Specimen stability | Room temperature: 7 days Refrigerated: 7 days Frozen: 28 days |
Reference Range(s)
| TSH, HAMA Treated | See below |
| TSH, Untreated | |
| Premature infant (28-36 weeks), 1st week of life | 0.20-27.90 mIU/L |
| Term infant (>37 Weeks), serum or cord blood | 1.00-39.00 mIU/L |
| 1-2 Days | 3.20-34.60 mIU/L |
| 3-4 Days | 0.7-15.40 mIU/L |
| 5 Days-4 Weeks | 1.70-9.10 mIU/L |
| 1-11 Months | 0.80-8.20 mIU/L |
| 1-19 Years | 0.50-4.30 mIU/L |
| ≥20 Years | 0.40-4.50 mIU/L |
| Pregnancy | |
| First Trimester | 0.26-2.66 mIU/L |
| Second Trimester | 0.55-2.73 mIU/L |
| Third Trimester | 0.43-2.91 mIU/L |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
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