Q. What is lung cancer?

A-Uncontrolled growth of abnormal cells in lung leads to lung cancer

Q. Types of lung cancer

A-Lung cancers are broadly divided into two types:

• Non-small cell lung cancer (-85%)

3 subtypes: a) Adenocarcinoma

b) Squamous cell carcinoma

c) Large cell carcinoma

• Small cell Lung cancer (-15%) tend to grow more rapidly than NSCLC

Q. Causes

A-Single most common cause is smoking tobacco (cause of -80