10-12 hours of fasting is required. Water is allowed.
Sample Type: Blood
What do T3 and T4 mean?
This test measures the level of triiodothyronine (T3) in your blood and T4 measures the level of Thyroxine (T3) in your blood. T3 and T4 work together to regulate how your body uses energy
What is meant by TSH?
This test measures the blood levels of Thyroid Stimulating Hormone (TSH). The anterior pituitary gland produces TSH, which has the job of stimulating the thyroid gland