characterize pain: feel pain intense pain pain radiate location precisely pain located fast pain consume energy drinks regularly experiencing shortness breath difficulty breathing significant way feel slightly dizzy lightheaded feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks recently taken decongestants substances may stimulant effects
psvt anemia guillain-barré syndrome myocarditis atrial fibrillation scombroid food poisoning acute dystonic reactions myasthenia gravis possible nstemi / stemi panic attack
PSVT