feel anxious pain reason consulting characterize pain: feel pain intense pain pain radiate location precisely pain located fast pain 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 acute dystonic reactions myasthenia gravis chagas sle
PSVT