feel anxious pain reason consulting characterize pain: feel 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 lightheaded dizzy feel like faint feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks recently taken decongestants substances may stimulant effects
psvt atrial fibrillation anemia panic attack pulmonary embolism acute pulmonary edema cluster headache acute dystonic reactions guillain-barré syndrome chagas
PSVT