Hello,I Was Told After A Rutin EKG That I Suffered

Hello,I was told after a rutin EKG that I suffered a heart attack.The date is unknown.Ater several test my MD put me on beta blocker.He also told me if I've " feel funny" go to the hospital.Since then I am constanly in a pánic.Also I have Graves des.What do you recomend Dr.Rynne?Sincerly Ildi Koppany