End-Stage COPD (Stage IV): Symptoms, Treatments, Prognosis

cop4dChronic obstructive pulmonary disease (COPD) is suspected in patients with a history of smoking, occupational and environmental risk factors, or a personal or family historyChronic obstructive pulmonary disease (COPD) is where air cannot get out of the lungs easily (the airflow is obstructed). COPD is a common condition that mainly affects middle-aged or older