10/14/2026
Suspect thyroid issues in your patients? Run these essential tests for a comprehensive thyroid panel. Learn to master thyroid diagnostics as well as other labs and enhance your practice. Register for our DABCI seminars today! What specific challenges have you encountered in diagnosing thyroid issues? Share your experiences!
For a comprehensive thyroid panel, especially for patients with suspected autoimmune thyroid issues, here are the essential blood tests you should run, along with their typical normal ranges:
1. Thyroid Stimulating Hormone (TSH) Purpose: Indicates overall thyroid function.
Normal Range: 0.4-4.0 mIU/L
2. Free Thyroxine (Free T4) Purpose: Measures the amount of unbound T4 hormone.
Normal Range: 0.8-1.8 ng/dL
3. Free Triiodothyronine (Free T3) Purpose: Measures the amount of unbound T3 hormone, which is the active form.
Normal Range: 2.3-4.2 pg/mL
4. Thyroid Peroxidase Antibodies (TPOAb) Purpose: Indicates autoimmune thyroid disease, such as Hashimoto’s thyroiditis.
Normal Range: