The blood test for that is the TSI.
Common symptoms, ear ringing, ear and eye pain
, chest pain
, unable to sleep, neck
swelling, shaky hands, anxiety, weight loss, diarrhea...
The next auto--immune disease is Hashimoto's. The blood tests for Hashi are the TPOab and TGab.
Hashis can have the above Graves hypERthryoid symptoms, plus symptoms of hypOthryoidism: Fatigue, brain fog, constipation, dry skin and eyes, hair loss, rashes or hives, depression, weight gain....