- Home
- Speciality specific Q&A
- General Physician/ Internal Medicine
- General Health Issues
I'm really concerned because my blood test showed my Thyroid Stimulating Hormone (TSH) level is at 22.64 IUml, while the reference range is 0.30 to 5.5. Is this something I should be worried about? What exactly does TSH do, and why would my levels be so high?