Common MML Test-Ordering Errors
Part 4: Overordered Tests
JAK2 on Blood and Bone Marrow
Free Thyroxine index (FTI) and T3 Uptake
Outdated Thyroid Function Tests
July 2010
Next, I’d like to discuss 2 endocrine tests, free thyroxine index (FTI) and T3 uptake, which are 2 outdated tests that should no longer be ordered because we have better tests available. First, I’ll make a few general remarks about thyroid hormones to explain why the free thyroxine index was developed many years ago.
Outdated Thyroid Function Tests |
Jump to section:
- Introduction
- Testing at Mayo Medical Laboratories
- Common MML Test-Ordering Errors
- Overordered Tests
- JAK2 Gene
- Outdated Thyroid Function Tests
- Thyroxine (T4)
- Assessing Thyroid Hormone Status in the Presence of Abnormal Binding Proteins
- Free Thyroxine Index (FTI)
- Free T4 Assays
- Free T4 Assay Summary
- Conclusion
- Questions?
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