LUNG CANCER
- Results from an abnormality in the cell.
- Tumors can be benign or malignant (cancer):
- Benign tumors : Usually can be removed and do not
spread to other parts of the body. - Malignant tumors: May grow aggressively and
invade other tissue in the body.
- Benign tumors : Usually can be removed and do not
- Lung cancer may be caused by:
- Smoking
- Passive smoking (second-hand smoke)
- Asbestos fibers
- Radon gas
- Familial predisposition
- Air pollution
- Prior history of lung cancer
CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD)
Chronic obstructive pulmonary disease (COPD) is one of the most common lung diseases. COPD makes
it difficult to breathe.
Causes, incidence, and risk factors include the following:
- Smoking
- Exposure to certain gases or fumes in the workplace
- Exposure to second-hand smoke and pollution
- Frequent use of cooking fire without proper ventilation
Symptoms:
- Cough, with or without mucus
- Fatigue
- Many respiratory infections
- Shortness of breath that gets worse with mild activity, trouble catching one’s breath
- Wheezing
EMPHYSEMA
- Over 3.7 million people in the United States live with emphysema.
- It is often associated with chronic bronchitis and a component of chronic obstructive pulmonary
disease (COPD). - Most patients with severe emphysema find it increasingly difficult to perform daily activities such as
bathing, walking and sleeping.