TOPICS: Emphysema, alpha1 antitrypsin deficiency, mucus hypersecretion, elastic lung recoil, centrilobular emphysema, panlobular emphysema, pursed lip breathing, barrel chest, tactile fremitus, increased anteroposterior chest diameter, flattened diaphragm, hyperinflated lungs, reduced lung markings, chronic bronchitis, tobacco smoke, reid index, wheezing, inspiratory crackles, productive cough, bronchiectasis, kartagener syndrome, cystic fibrosis, necrotising inflammation, wheezing, digital clubbing, asthma, allergen, type 1 hypersensitivity reactions, charcot leyden crystals, curschmann spirals, pulmonary function testing, methacholine challenge test, pulmonary function testing, FEV1/FVC, residual volume, functional residual capacity, DLCO, total lung capacity, cor pulmonale, respiratory infections
