having my blood's done tomorrow and i noticed i never had this blood test done befor,i have graves 18 months on med's hope to come off them next week when i see my endo,only one thing i think i'am heading hyer again last 3 day's geting pain's in chest and palp's no other symtoms but it knocks me for six thought i was dying dismorrning it came on me so quickly took my beta block and was fine, thank's xxx annmarie