severe chronic obstructive pulmonary disease copd experiencing shortness breath difficulty breathing significant way flare chronic obstructive pulmonary disease copd past year cough produces colored abundant sputum usual chronic obstructive pulmonary disease copd diagnosed gastroesophageal reflux work mining sector traveled country last 4 weeks
bronchitis bronchiectasis pneumonia pulmonary neoplasm acute copd exacerbation / infection guillain-barré syndrome bronchospasm / acute asthma exacerbation atrial fibrillation myocarditis pulmonary embolism acute dystonic reactions myasthenia gravis anemia tuberculosis psvt chagas
Acute COPD exacerbation / infection