Thyroglobulin antibodies (TgAb) are likely to occur after the thyroid
gland has been injured or after it becomes inflamed. Known triggers for
disease include cigarette smoke, stress, low selenium levels, seasonal and food allergies, sex steroids particularly estrogens, excess dietary iodine, and trauma.
"Adequate selenium nutrition supports efficient thyroid
hormone synthesis and metabolism and protects the thyroid
gland from damage by excessive iodide exposure.