Essential Insights into Thyroid Blood Testing What Is the Purpose of a Thyroid Blood Test? A thyroid blood test is a vital medical examination that quantifies the levels of essential thyroid hormones present in your bloodstream. The primary hormones assessed include thyroxine (T4), triiodothyronine (T3), and thyroid-stimulating hormone (TSH). These hormones are integral in regulating … Continue reading Thyroid Blood Test: The Essential Guide for Southport Residents