feel anxious regularly drink coffee tea pain reason consulting characterize pain: characterize pain: feel pain intense pain pain radiate location precisely pain located fast pain regularly take stimulant drugs experiencing shortness breath difficulty breathing significant way feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks
atrial fibrillation pulmonary embolism anemia psvt cluster headache panic attack scombroid food poisoning acute dystonic reactions hiv (initial infection)
PSVT