feel anxious regularly drink coffee tea pain reason consulting characterize pain: characterize pain: characterize pain: characterize pain: 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
atrial fibrillation psvt panic attack anemia pulmonary embolism acute pulmonary edema guillain-barré syndrome cluster headache bronchospasm / acute asthma exacerbation scombroid food poisoning acute dystonic reactions myasthenia gravis anaphylaxis chagas hiv (initial infection) sle
PSVT