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Cpt 84439 tests the amount of free thyroxine in your body chemistry. This test may be ordered as a FT4, free T4, FTI or FT4 index. The specimen is serum, requiring special handling. Methods may include radioimmunoassay and equilibrium dialysis for reference method. Free thyroxine is a minimal amount of the total T4 level (approximately 1%). This test is not influenced by thyroid-binding abnormalities and perhaps correlates more closely with the true hormonal status. It may be effective in the diagnosis of hyperthyroidism and hypothyroidism.
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What does medical code 84439 mean?
Medical code 84439 refers to a laboratory test for the measurement of thyroid-stimulating hormone (TSH) in a patient's blood. This test is commonly used to assess thyroid function and diagnose conditions such as hypothyroidism or hyperthyroidism. It is important for evaluating the overall health of the thyroid gland. The code is part of the Current Procedural Terminology (CPT) coding system used in medical billing and documentation.
What is medical code 84439?
Medical code 84439 refers to a specific laboratory test used to measure the levels of thyroid-stimulating hormone (TSH) in the blood. This test is typically ordered to evaluate thyroid function and diagnose conditions such as hypothyroidism or hyperthyroidism. It is part of a broader set of tests that may include thyroid hormones like T3 and T4. Accurate coding is essential for proper billing and insurance reimbursement for these diagnostic services.
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