characterize pain: feel pain intense pain pain radiate location precisely pain located fast pain consume energy drinks regularly regularly take stimulant drugs experiencing shortness breath difficulty breathing significant way feel lightheaded dizzy feel like faint feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks
psvt anemia myocarditis scombroid food poisoning acute dystonic reactions panic attack pulmonary neoplasm anaphylaxis
PSVT