Symptoms include insomnia, diarrhea,
weight loss, anxiety, elevated heart rate
and blood pressure, mentstrual disturbances, etc. If you google "hyperthyroid symptoms", you can take a look at the long list.
You should get into the habit of asking for a printed copy of all your blood work and keeping your own history. You have to educate yourself and be your own advocate.
Your doctor should order a TSI test.