TSI

Information, Symptoms, Treatments and Resources

What is TSI?

TSI stands for thyroid stimulating immunoglobulin. TSI stimulates the pituitary gland to release excess amounts of thyroid hormone.

This article discusses the test to determine the amount of TSI in your blood.

Alternative Names:

TSH receptor antibody; Thyroid stimulating immunoglobulin

Posts on TSI (693)

Hi, My TSH is 0.010, T3 is normal and T4 is normal. My TSH has been low for the past year ...
One more think I have forgotten to ask. Months ago, I asked my endocrin about a pain in my...
Hi, Several of you have answered my many questions and I just want to say thanks. I am ha...
I want to thank everyone again for all their input. This is so scary and so confusing. I ...
I posted a similar question but wondered--my TSI is high 799 when normal is <150. But a fe...
I was referred to an endocrinologist for low thyroid hormone levels. When the endocrinolog...
I am a 23 year old female and I think I could have hyperthyroidism, but I haven't been diag...
Hi there! Kind of a long story but I have always had tachycardia. My TSH has run .2-.4 ...
I have been diagnosed as having hypothyroidism for over 10 years now, going along just fine...