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Lung Cancer: The Bad and the Worse

In terms of deaths caused by various involvement has a five-year survival rate
forms of cancer, lung cancer ranks second of 43 to 64 percent when treated with
only to breast cancer. The National surgery.
Cancer Institute recently reported that · Stage IIA or IIB with a single lymph
an estimated 172,570 new cases of lung node involvement, when treated with
cancer will be reported this year and surgery, has a five-year survival rate of
that 163,510 American will die from this 20 to 40 percent.
disease. · Stage IIIA with a single lymph node
Lung cancer is caused predominantly by involvement in the center of the chest,
smoking. One expert says that in the case when treated with surgery has a five-year
of Small Cell Lung Carcinoma (cancer), it survival rate of 15 to 25 percent.
is almost always caused by smoking. · Stage IIIB with lymph node involvement
Lung cancer is called lung cancer because in the chest and neck, when treated with
it begins in the lungs. The right lung radiation without other treatment, has a
has three sections, the left lung has five-year survival rate of five to seven
two. Each section is called a lobe. percent.
Sometimes the term "bronchogenic cancer" · Stage IIIB with lymph node involvement
is used to refer to lung cancer as most in the chest and neck, when treated with
lung cancers begin in one of the two radiation and chemotherapy, has a
breathing tubes, the bronchi, in the five-year survival rate between seven and
lungs. 17 percent.
There are two major types of lung cancer. · Stage IV with extensive lymph node
One is the Small Cell Lung Cancer (SCLC) involvement or cancer that has spread to
mentioned in the previous paragraph. The other organs, hen treated with
other is Non-Small Cell Lung Cancer chemotherapy and palliative care to
(NSCLC). reduce symptoms and increase comfort has
Non-Small Cell Lung Cancer has three a one-year survival rate.
subtypes: Adenocarcinoma, Squamous Cell The prognosis is much bleaker for
Carcinoma and Large Cell Undifferentiated patients with Small Cell Lung Cancer.
Carcinoma. NSCLC is the least "serious" This form of cancer is found in two
of the two types. In fact, if it is stages: limited or extensive. The limited
detected early, it is possible that it version is that which is found in only
can be cured with surgery. one lung and nearby lymph nodes. The
Andenocarcinoma accounts for about 40 extensive type has spread outside the
percent of lung cancer cases in the U.S. lung to other parts of the chest or body
It is the most common cancer among women (metastasized). Limited SCLC when treated
and can be seen in non-smokers. Squamous with chemotherapy and radiation therapy
Cell Carcinoma represents about 30 to 35 has an average survival time of 18 to 20
percent of lung cancers and tends to stay months. The extensive form of SCLC when
localized in the chest longer than other treated with chemotherapy has a survival
types of lung cancer. Large Cell time of 10 to 12 months. Ttwo-year
Undifferentiated Carcinoma represents survival rate is one to three percent,
only about five to 15 percent of lung and the five-year survival rate less than
cancers in the U.S. The incidence of this two percent.
type of cancer seems to be decreasing. The majority of people diagnosed with
The worst and most aggressive form of SCLC will die despite the best available
lung cancer is Small Cell Lung Cancer. It treatment.
represents only about 15 to 20 percent of While surgery plays the most important
all lung cancers. It spreads to the lymph part in the treatment of Non-Small Cell
nodes and other organs more quickly than Lung Cancer, chemotherapy is always the
NSCLC, but seems more responsive to chosen treatment for Small Cell Lung
chemotherapy drugs. Cancer. In the case of limited stage
Non-Small Cell Lung Cancer is described SCLC, radiation therapy may also be used
in stages - Stage I through IV. WebMD as the cancer is still localized to the
recently reports survival rates of NSCLC chest area where radiation can be
as: focused.
· Stage 1A or 1B with no lymph node




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