Thyroid Profile (T3, T4, TSH)
The standard first check. 12-hour fasting not needed. Report in 24 hours.
For suspected autoimmune thyroid disease. Adds anti-TPO antibodies. Report in 48 hours.
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It means your immune system is making antibodies against your thyroid. Many people with raised anti-TPO have normal thyroid function; your doctor will decide how often to recheck your TSH.
Usually not. Antibody levels are mainly useful for finding the cause, while TSH is what gets tracked over time.
Medically reviewed by
Dr. Sneha Rane · MBBS, DNB Endocrinology
Last reviewed 20 August 2026 · How we review content
Your results should be read by a doctor alongside your symptoms and history. This page is not a substitute for medical advice.
Book a doctor to go over your results and next steps.
The standard first check. 12-hour fasting not needed. Report in 24 hours.
The repeat test 6–8 weeks after a dose change. Morning sample, before your tablet.