diagnosed hyperthyroidism severe chronic obstructive pulmonary disease copd 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 irregularly disorganized pattern traveled country last 4 weeks
atrial fibrillation psvt pulmonary embolism anemia guillain-barré syndrome scombroid food poisoning acute dystonic reactions myasthenia gravis anaphylaxis myocarditis sle possible nstemi / stemi chagas
Atrial fibrillation