TSH (Thyroid Stimulating Hormone)

The TSH lab test measures the amount of thyroid stimulating hormone (TSH) in your blood.

Your body’s TSH is produced by your pituitary gland as a messenger to tell your thyroid gland to produce and release thyroid hormones, aka T4, T3, T2, T1 and calcitonin.

To read what patients have learned in interpreting this test, go here.

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