Thyroid Hormones (T3, T4)

The Thyroid Hormones (T3, T4) test is a blood test used to measure the levels of thyroid hormones in the blood. Thyroid hormones play an important role in regulating the body's metabolism, growth, and development. Abnormal levels of T3 and T4 can indicate an imbalance in thyroid hormone production and function.
This page is designed solely for educational purposes and does not constitute medical advice. If you have any concerns regarding your health, we strongly encourage you to consult with your healthcare provider. Please refrain from using this information for self-diagnosis, and always seek guidance from qualified healthcare professionals. In case of a medical emergency, please call 911 or visit the nearest hospital or urgent care facility.

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