The complete panel of thyroid includes TSH, Total T3, Total T4, Free T3, and Free T4. Free T3 and Free T4 are unbound protein thyroid hormones available for the function. Jeevam Health doctors always go deeper towards testing thyroid antibodies. Anti-thyroid peroxidase (anti-TPO) and Thyroglobulin Antibodies (TgAb). If any of the antibodies are positive, means the immune system is attacking & destroying the thyroid glands.