Lung cancer

  • Second most common cancer
  • Leading cause of death due to cancer. About 1 out of 4 cancer deaths are because of lung cancer
  • Despite of poor prognosis, Lung Cancer is curable in early stages.
  • Two main types: non small cell lung cancer- 85-90%
  • Small cell lung cancer 10-15%
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Risk Factors

Smoking Tobacco

Asbestos and other chemical carcinogens

Radiation exposure

Environmental pollution

Screening for Lung Cancer

Age group 55-80 yrs with a history of smoking

United States Preventive Services Task Force (USPSTF) recommend annual screening for lung cancer with low dose computed tomography in adults aged 55-80 years who have a 30 pack year smoking history and currently smoke or have quit within past 15 years. Screening should be discontinued once a person has not smoked for 15 years or develops a health problem that substantially limits life expectancy or the ability or willingness to have curative lung surgery.

Alarming Signs of Carcinoma Lung

Cough that is persistent or gets worse

Chest pain that is often worse with deep breathing, coughing, or laughing

Hoarseness of voice

Coughing out blood or rust-colored sputum (spit or phlegm)

Breathlessness

Recurring infections such as bronchitis and pneumonia that don’t go away easily

New onset of wheezing

If lung cancer spreads to distant organs, it may cause Bone pain, headache/ seizures, jaundice

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