Emphysema and chronic bronchitis. They take your breath away.
D029481:Bronchitis, Chronic / Q000150:complications; D004646:Emphysema / Q000150:complications; D005260:Female; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D012119:Respiration; D014939:Work of Breathing