Mr. Aizawa, a 55-year-old male patient with a history of chronic obstructive pulmonary disease (COPD), presents to the emergency department with increased dyspnea, productive cough with purulent sputum, and fever.
Mr. Aizawa, a 55-year-old male patient with a history of chronic obstructive pulmonary disease (COPD), presents to the emergency department with increased dyspnea, productive cough with purulent sputum, and fever.