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LUNG DISEASES © 2016 Paul Billiet ODWS
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Emphysema aka chronic obstructive pulmonary disease (COPD)
Causes: Long term exposure to airborne irritants Tobacco smoke Air pollution Inherited condition Symptoms: Shortness of breath Coughing Weight loss © 2016 Paul Billiet ODWS
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Emphysema patient lung structure
© 2016 Paul Billiet ODWS
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Consequences of emphysema
Lung hyperinflation – barrel chest Lost of elasticity – reduced breathing reduced efficiency Reduced oxygenation of the blood Reduced life expectancy. © 2016 Paul Billiet ODWS
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Lung cancer Causes: Smoking (90%) Asbestos fibres Radon gas (12%)
Genetic predisposition Air pollution © 2016 Paul Billiet ODWS
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Lung cancer Consequences: Shortness of breath Coughing up blood
Build up of fluid in the chest Metastasis Reduced life expectancy © 2016 Paul Billiet ODWS
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Life expectancy at diagnosis
Stage 5 year life expectancy Non small cell Small cell 1A 58-73% 40% 1B 43-58% 20% 2A 36-46% 2B 25-36% 3A 19-24% 15% 3B 7-9% 10% 4 2-13% 1%
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Smoking Cigarette smoke: 5,300 hazardous smoke components
© 2016 Paul Billiet ODWS
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Smoking v lung cancer
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Smoking behaviour v cancer
© 2016 Paul Billiet ODWS
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Delayed affect © 2016 Paul Billiet ODWS
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Men v Women © 2016 Paul Billiet ODWS
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© 2016 Paul Billiet ODWS
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