Lung cancer

Lung cancer is a type of cancer that occurs in the lungs. This type of cancer can cause death.
People who smoke have an increased risk of developing lung cancer. The risk of lung cancer increases with time and the number of cigarettes that had been spent.

symptom
Lung cancer usually does not cause signs and symptoms in the early stages. Signs and symptoms of lung cancer occurs only Katika condition has worsened.

Signs and symptoms of lung cancer include:
• A cough that does not go away
• Changes in chronic cough
• Exit of blood when coughing
• Shortness of breath
• Pain in the chest
• Shortness like whistling
• Hoarseness
• Loss of weight
• Pain in the bones
• Headache

Causes & Risk Factors
cause

Cigarette smoke is a major cause in the majority of cases of lung cancer. But without being exposed to cigarette smoke also can someone lung cancer. In such cases it is not clear what causes lung cancer.

Doctors believe that the smoke causes damage to cells in the lungs. Over time, this damage also triggers cell does not work as it should then have mutations causing cancer.

Doctors divide lung cancer into two main types based on the appearance of lung cancer cells from microscope. Two types of lung cancer include:

• Small cell lung cancer. Is a cancer that occurs in particular almost all heavy smokers.
• Non-small cell lung cancer. Is a general term for several types of cancer, including squamous cell carcinoma, adenocarcinoma and large cell carcinoma.

risk factors

Some factors that increase the risk of lung cancer include:
• Active Smoker
• Passive smoking
• Exposure to high levels of radon gas (Radon is a gas that is used for treatment in some hospitals by pumping it from a radium source and give him the seal on the "tube-minute", the so-called "seed" or "needle", to be given to the patient. Radon typically found the hot springs)
• Exposure to asbestos particles and other chemicals
• Family history of lung cancer
• Excessive alcohol consumption
• lung disease specific (eg chronic obstructive pulmonary disease)

prevention

There is no sure way to prevent lung cancer, but you can reduce the risk if you:
• Do not smoke
• Stop smoking
• Avoid cigarette smoke
• Use protective while working
• Eat nutritious foods, especially fruits and vegetables
• Avoid alcohol
• Exercising