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Primary and Secondary Lung Cancer

Cancer is a disease related to the uncontrolled growth of tissue, leading to the accumulation of mass (called a tumor or lesion.) Normal cells in the body divide and grow in an orderly controlled manner. When cells grow uncontrollably and this growth invades other tissues or organs, the growths are called malignant or cancerous. When a mass of tissue, or tumor, is benign, it is relatively stable and does not invade other tissues.

Cells from malignant tumors can break away and travel to other parts of the body, usually through the bloodstream, but also through the lymph system. When these cells find new host organs, these cells can grow into tumors in the new tissue. This spreading process is called metastasis and when a cancer has reached an advanced stage to where the malignant cells are attacking other organs, it is said that the cancer tumors have metastasized. The tumors in new organs are always made up of cells similar to those of the original tumor.
Benign tumors do not metastasize. They can often times be removed through surgery and not re-occur.
Lung Cancer
Lung cancer occurs when lung tissue develops cancerous growths. Primary lung cancer is cancer that originates in the lung tissue. Secondary lung cancer is cancer that spreads, or metastasizes, from other organs.
Primary Lung Cancer
There are several different types of primary lung cancer. These are divided into two main groups:
Small Cell Lung Cancer
Non-small Cell Lung Cancer

Pleural mesothelioma is often thought of as a third type of primary lung cancer. However, it is not a lung cancer. Mesothelioma does not develop in the lungs, but in the serous membranes surrounding the lungs. As such, it does not fall into the typical categories of lung cancer. Mesothelioma can also occur in other tissues, in the lining of the abdomen, call peritoneal mesothelioma, and in the lining of the heart, pericardial mesothelioma.
Small Cell Lung Cancer
Small Cell Lung Cancer comprises approximately 20% of the primary types of lung cancer. It is called small cell cancer because the tumor cells are very small, with the cells containing almost exclusively the cell nucleus and nothing more. This type of cancer is also referred to as “oat cell” cancer. Chemotherapy is often suggested for this cancer in the early stages because of the rapid way it which it spreads. Surgery is not a good option to stop the spread early on. This type of cancer is most closely linked to smoking; non smokers rarely have it.
Non-Small Cell Cancer
Non-small cell cancer falls into these categories:
Squamous cell carcinoma
Adenocarcinoma
Large cell carcinoma
Adenosquamous cell carcinoma
Undifferentiated carcinoma
Each category of non-small cell cancer are physiologically similar and they respond to treatment differently than to small cell lung cancer.
Squamous cell carcinoma is a common type of primary lung cancer. This type of cancer is also linked to smoking and it develops from the cells than line the airways in the lungs. Squamous cells are thin, flat cells that look like fish scales. Commonly the tumor growths are located in the center of the lungs near the large airways (bronchi). It is also referred to as epidermoid carcinoma. It comprises approximately 30 to 35% of the non-small cell cancer in the US, affecting men and the elderly most frequently.
Adenocarcinoma, like squamous cell carcinoma, develops from tissues in the lung airways. But, it develops from the glandular secretory tissues. (tissues that produce mucus). It is often found in the outer airway passages, not the main bronchi, like the squamous cell variety. The incidence of this cancer is increasing. It comprises about 40% of the non-small cell lung cancer in the US and is the most common lung cancer among women.
Large cell lung cancer is named after its appearance. The cells look large and unnatural under the microscope. These types of cells grow quite quickly.
Adenosquamous carcinoma are cells that appear flat under the microscope, like the squamous cells, but derive from the glandular secretory cells, like the adenocarcinoma.
Undifferentiated carcinoma includes cancer cells that cannot be identified as one of the other groups. The cells appear abnormal under the microscope and multiply uncontrollably.
Secondary Lung Cancer
Secondary lung cancer is cancer that has spread to the lungs from other organs. Many different types of cancer spread to the lungs, because of its very high blood supply. These include breast cancer and colon cancer.
The type of cancer is very important when it comes to treatment. The different types of cancer cells respond differently to different types of chemotherapy and other therapies. When cancer cells spread from other organs to the lungs, then the lungs have to be treated for the other type of cancer, not lung cancer. This is an important distinction. For example, breast cancer that spreads to the lungs, has to be treated for breast cancer, not lung cancer.

The Hard Facts about Mesothelioma

All asbestos-mesothelioma not quite so widespread that the lung or breast cancer, the disease affected thousands of Americans over the last few decades. Provoquée by the inhalation of asbestos fibres, mesothelioma - in its malignant form - is a fast-proliferation, fatal cancer, which had been discovered was in all people around the world that have been exposed to this deadly mineral used for years in many Randomly industries, particularly shipbuilding and the construction industry.

Technically on the mesothelioma, the cells of the mésothélium - consisting of two layers of membrane, based on the internal organs of the body - Cancer cells grow and not under control. The disease is usually the variety of pleural effusion, the diaphragm, which in the lungs, but can sometimes be found in the pericardium, the layer that focuses on the heart, or the peritoneum, which is for the stomach.

Who’s Been Exposed?

The document under the name of asbestos, which naturally from the earth, has been in a variety of industries for decades. Most cases of mesothelioma are the result of exposure at work, but there are a number of mesothelioma cases caused by the issuance of second hand.

Those who worked the highest risk in the industry, such as shipyards, power plants, steel mills, factories, aluminum, automotive service centers, and the construction firms, where the heavy use of asbestos was widespread due to its excellent insulation properties. Those who worked in the mines of vermiculite or talc were also lectures in the asbestos fibers in the air.

Although the dangers of breathing asbestos fibers in the air have long known that many companies have virtually nothing to protect their employees, contracts asbestosis, the other lung diseases, or cancer, asbestos related called mesothelioma.

Although the dangers of asbestos were published in the middle of 1970, and many industries are no longer to use the hardware, because the symptoms can apply for the meat of 20-40 years or more to the surface, many patients have recently diagnosed .

Diagnosis and treatment

If you know that you have asbestos in the workplace or elsewhere, but this is not desirable, panic, it is intelligent to Lauer on the symptoms of mesothelioma, it can be diagnosed as early as possible. The early diagnosis makes additional treatment. The mesothelioma symptoms might include:

• Coughing
• shortness of breath or breathing difficulties
• Difficulty sleeping bag
• Weight reduction
• pain in the chest and abdomen
• fluid in the chest

Because these symptoms are often a sign for a number of other diseases, the diagnosis may be difficult, and often occurs during a routine examination or during a medical treatment for another serious problem. Tomodensitogrammes, MRI, the blood, and biopsy are used to determine the final findings.

Cancer therapy of asbestos can be difficult, and is usually accompanied by a number of factors. Although the surgery can be a viable option in the treatment of many types of cancer, the diagnosis too late, most patients of meat and the rapid spread of the disease often means that the surgery is not a good treatment. Normally, patients with the pleura, peritoneum, or pericardium mesothelioma clever, with the radiation therapy or chemotherapy, according to the stage of disease, the age of the patient and his general health condition. Once the patient on the Phase IV Malignant mesothelioma, and most doctors do not recommend palliative treatment, which is to maintain the patient’s comfort and without pain.

A medical team, the one oncologist who has experience in the details of mesothelioma can better decide what treatment options for each individual must victim of cancer.

Well, that your doctor or nurse can propose alternative therapies will be sought more and more meat from patients looking for relief of pain or in search of other remedial measures. Many patients with cancer consider acupuncture, hypnosis, meditation and massage to help improve their quality of life.

Verify with the diagnosis

Even if you recognize that you are in danger of contracting cancer from asbestos bid, which confirms the reality of the diagnosis is devastating. Make sure that the gathering of information about the disease as possible, and do not hesitate to ask questions.

Those who contract the disease have a variety of feelings, the disbelief and depression in fear and anger. Although, to the members of the family, is a good idea, many patients need support in the form of professional consultants, psychologists, psychiatrists, individuals or members of the clergy. The deal with the problems caused by the mental illness can be just as important as the treatment of physical symptoms.

Who is responsible?

Because the risk from asbestos is the only known cause of malignant mesothelioma, it is likely that most victims of meat have a fairly solid, where the disease. For many years, however, the employees hidden dangers of working with asbestos, voluntarily suspended this dangerous substance on a daily basis. In the series, those who have worked with asbestos may be inadvertently exposed to the members of their family, and what the white dust of asbestos in their homes on their clothing or organizations.

Asbestos cover-up with a large number of whom would have to be spared if this terrible illness, the employer would have recognized the dangers. More and more meat of the filing were sick of processes against asbestos and workplaces, the manufacturers of dangerous or areas of activity contributed to their illness. — Asbestos cancer victims have a right to collect money to meet the cost of medical treatment, loss of income and loss of quality of life. Many of those who were diagnosed in a position to collect money for the expenses. Mésothéliome victims should take the time to a lawyer to find the good, for the background and objectives of the disease and is on the legal options available, whose life is threatened by asbestos in connection with cancer.