1. Non-small cell lung cancer is the more common of the two types of lung cancer. It generally grows and spreads slowly. There are five types of non-small cell lung cancer. Each type has different kinds of cancer cells. Each of the types grows and spreads in different ways.
Causes of Lung Cancer
The main cause of lung cancer is smoking tobacco (most often through cigarettes). Between 80% and 90% of lung cancers are due to smoking. People who are affected by Second-Hand smoking also have a higher chance of developing lung cancer. Some other factors which could cause lung cancer are:
Symptoms of lung cancer
Although most lung cancers don’t cause symptoms until they have spread, there are several warning signs which you must report to your doctor, as they could be caused by lung cancer.
Squamous cell carcinoma: Cancer that begins in squamous cells, which are thin, flat cells that look like fish scales. Adenocarcinoma: Cancer that begins in cells that have glandular properties. Large cell carcinoma: Cancer in which the cells are large and look abnormal. Adenosquamous carcinoma: Cancer that begins in cells that look flattened when viewed under a microscope. Undifferentiated carcinoma: Cancer cells that do not look like normal cells and multiply uncontrollably.
What is lung cancer?
Lung cancer is the accumulation and uncontrolled growth of abnormal cells in the lung. This wild reproduction forms tumours that clog up the lung and stop it from functioning properly. Lung cancer is the leading cause of cancer deaths for both men and women in Canada.
Exposure to substances such as Asbestos and Arsenic Drinking water high in substances such as arsenic, chromium and nickel. Exposure to Radon gas Genetics. 1.7% of lung cancers are hereditary. Air pollution
Common signs of lung cancer:
A cough which doesn't go away and/or gets worse over time Constant chest pain Coughing up