Overview of Lung Cancer

Brief introduction to Lung Cancer The specific causesways. Smoking is primary reason for this type of lung
of cancers are still not fully understood. However therecancer. NSCLC is known as one of the more lethal
has been lots of developments and research beingcancers and is even deadlier than colon, breast and
done all over the world. Basically, a cancer arises fromprostate cancers.
the abnormal and uncontrolled division of cells whichThere are three types of non-small cell lung cancers.
invade and destroy the surrounding tissues causingSquamous cell carcinoma
death. There are different types of cancers, amongLarge cell carcinoma
them the four most common cancers are breastAdenocarcinoma
cancer, colon cancer, lung cancer and prostate cancer.All of these cancers can be treated if they are
Out of them, lung cancer is very common and isspotted in the initial stage. NSLC has four stages,
associated with cigarette smoking. Around 5 millionwhere as SCLC has two stages namely limited stage
deaths occur each year around the world which isand In extensive-stage. Generally, treatments of lung
caused by tobacco and smoking cigarettes. The statscancers involve surgical removal of tumors,
are increasing overwhelmingly as tobacco is set to killChemotherapy and Radiation therapy. These
more and more people in coming years.treatments depend on the stage the cancers at and
Smoking can be very addictive without knowing aboutpatients conditions.
it. Many people starts smoking for various reasons forThe cause of both SCLC and NSCLC is from
instance, they think that smoking can relieve them fromSmoking cigarettes. There are however several other
depression or maybe they think it creates a coolreasons that many people might not be aware of. For
self-expression. Some think smoking cigarettes givesexample: second hand smoking, smoking cannabis,
pleasure, calms, and relaxes the user. Howeverprolong contact with Asbestos, radon gas which is
despite to all those reasons, Smoking is verynaturally occurring gas from the soil, radioactive
hazardous to the health and will eventually lead toelements such as uranium, chromium and elements like
death. A Smoke from a cigarette contains nearly 4000nickel can cause lung cancers. Living in polluted cities
deadly chemical agents, carcinogens, carboncan also cause lung cancer which is rare but not
mono-oxide, tar, arsenic and are the primary causes ofunheard of.
fatal Lung Cancer cases.Although there has been lots of research and
There are two major types of Lung Cancers:development to cure cancers, many scientist from
Small Cell lung Cancers (SCLC)around the world are positive that there will be huge
Non-Small cell lung cancers (NSCLC)advancements in the near future. People who are
Small Cell lung cancers:regular smokers should never ignore some of the
Small Cell lung cancers, also known as oat cellmajor symptoms like continuous coughing, chest pain,
carcinoma, are less common than non-small lungdifficulty in breathing, streaks of blood seen in sputum,
cancer. The cells grow more rapidly than NSLCweight loss for no reason etc. These are the red flags
through out the body and spreads to lymph nodesindicating something is seriously wrong and should seek
proceeding to other organs such as bones, brain,immediate medical tests such as clinical examination by
glands and liver. Studied shows that about 10 % to 15%Oncologist, X-Ray tests, complete blood count, sputum
of all lung cancers falls in this category. Usually, surgeryexamination, CT/PET scan, bronchoscopy etc.
is not a best option for this type of lung cancer.The chances of recovery are very high if you spot
Non-Small cell lung cancers:the disease in time. But for the most part, Staying
Non-Small cell lung cells are known to be veryaway from cigarettes and quitting smoking is the
common cancers. The cells grow and spread slowerONLY WAY to help prevent you from being
than SCLC. They all grow and spread in differentdiagnosed with this fatal disease.