Example image of eyePlorer eyePlorer map for 'Chronic obstructive pulmonary disease': Airway Chronic bronchitis Emphysema Shortness of breath Asthma Inflammation Tobacco smoking Sputum Pulmonary alveolus Air pollution Infection Medical diagnosis Spirometry Inhaler Physical medicine and rehabilitation Smoking cessation Vaccination Lung transplantation Oxygen therapy Wheeze Respiratory failure Cyanosis Asterixis Cor pulmonale Peripheral edema Medical sign Barrel chest Hyperinflation Stethoscope Tachypnea United States Cadmium Coal mining Gold mining Isocyanate Welding Silicon dioxide Silicosis Biofuel Developing country Gene Alpha 1-antitrypsin deficiency Alpha 1-antitrypsin Elastase Enzyme Protease Trypsin Oxidative stress Radical (chemistry) Cytokine