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 experiencing shortness breath difficulty breathing significant way feel lightheaded dizzy feel like faint feel heart beating fast racing irregularly missing beat feel palpitations traveled country last 4 weeks
psvt panic attack anemia anaphylaxis pulmonary embolism acute pulmonary edema guillain-barré syndrome cluster headache scombroid food poisoning acute dystonic reactions myasthenia gravis chagas sle
PSVT