feel anxious pain reason consulting characterize pain: 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 slightly dizzy lightheaded feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks
psvt atrial fibrillation anemia scombroid food poisoning acute dystonic reactions cluster headache
PSVT