known issue heart valves experiencing shortness breath difficulty breathing significant way significantly overweight compared people height feel slightly dizzy lightheaded heart attack angina chest pain known heart defect feel heart beating fast racing irregularly missing beat feel palpitations feel heart beating irregularly disorganized pattern traveled country last 4 weeks symptoms increased physical exertion alleviated rest
atrial fibrillation psvt acute pulmonary edema panic attack unstable angina myocarditis stable angina spontaneous pneumothorax pulmonary embolism anemia sle guillain-barré syndrome pericarditis possible nstemi / stemi pulmonary neoplasm scombroid food poisoning acute dystonic reactions myasthenia gravis anaphylaxis boerhaave sarcoidosis chagas
Atrial fibrillation