TSI (Thyroid Stimulating Immunoglobulin)

This test is crucial for diagnosing Graves' disease, a common type of hyperthyroidism affecting about 0.4% of people in the U.S. It identifies the presence of IgG immunoglobulins, known as thyroid stimulating immunoglobulins (TSI), which are key indicators of the disease.

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Dr. Steven Noseworthy

Since 2008 I've been teaching other doctors from around the world how to manage complex problems like Hashimoto's Hypothyroidism, IBS, SIBO and wide range of sleep and brain-related complaints (like brain fog, poor focus and concentration and moodiness). Now it's your turn! How can we help you? Email us at drn@drnoseworthy.com or text/call 813-340-4588 to connect!

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Focus areas

Gastrointestinal Health
Immune Health
Metabolic Health
Women's Health