Showing posts with label radiotherapy. Show all posts
Showing posts with label radiotherapy. Show all posts

Thursday, August 09, 2007

Collection of Mesothelioma links

What is Mesothelioma? (Provided by http://en.wikipedia.org/wiki/Mesothelioma)

Mesothelioma is a form of cancer that is almost always caused by previous exposure to asbestos.[1] In this disease, malignant cells develop in the mesothelium, a protective lining that covers most of the body's internal organs. Its most common site is the pleura (outer lining of the lungs and chest cavity), but it may also occur in the peritoneum (the lining of the abdominal cavity) or the pericardium (a sac that surrounds the heart).
Most people who develop mesothelioma have worked on jobs where they inhaled asbestos particles, or have been exposed to asbestos dust and fibre in other ways, such as by washing the clothes of a family member who worked with asbestos, or by home renovation using asbestos cement products. Unlike lung cancer, there is no association between mesothelioma and smoking [2].

Mesothelioma is caused by Asbestos? (Provided by http://en.wikipedia.org/wiki/Asbestos)

Asbestos (a misapplication of Latin: asbestos "quicklime" from Greek ἄσβεστος: a, "not" and sbestos, "extinguishable") describes any of a group of minerals that can be fibrous, many of which are metamorphic and are hydrous magnesium silicates.
The name is derived for its historical use in lamp wicks; the resistance of asbestos to fire has long been exploited for a variety of purposes. Asbestos was used in fabrics such as Egyptian burial cloths and Charlemagne's tablecloth (which according to legend, he threw in a fire to clean). Asbestos occurs naturally in many forms (see below); it is mined from metamorphic rocks.
When asbestos is used for its resistance to fire or heat, the fibers are often mixed with cement or woven into fabric or mats. Asbestos is used in brake shoes and gaskets for its heat resistance, and in the past was used on electric oven and hotplate wiring for its electrical insulation at elevated temperature, and in buildings for its flame-retardant and insulating properties, tensile strength, flexibility, and resistance to chemicals. The inhalation of amphibole asbestos fibers can cause a number of serious illnesses, including mesothelioma and cancer. Since the mid 1980s, many uses of asbestos are banned in multiple countries.

(Provided by http://www.mesotheliomaweb.org/exposure.htm)
Malignant mesothelioma is caused by asbestos exposure. There is a latency period of 20 to 50 years or more between initial exposure and development of the disease with the average being between 35 and 40 years. Rare instances have been documented when the interval was less than 20 years.
The incidence of mesothelioma rises with the intensity and duration of exposure to asbestos. However, there are numerous cases of mesothelioma among people with very little occupational exposure or even household exposure. There are cases of people getting mesothelioma 30 or 40 years after a summer job working construction, and cases of housewives or children being exposed from work clothing. Many people being diagnosed with mesothelioma now were exposed in the Navy many years ago, often unknowingly.

What are some symptoms? (Provided by http://en.wikipedia.org/wiki/Mesothelioma)

Mesothelioma that affects the pleura can cause these signs and symptoms:
chest wall pain
pleural effusion, or fluid surrounding the lung
shortness of breath
fatigue or anemia
wheezing, hoarseness, or cough
blood in the sputum (fluid) coughed up

How can Mesothelioma be treated? (http://www.mesotheliomaweb.org/treat.htm)

There are three traditional kinds of treatment for patients with malignant mesothelioma:
Surgery (taking out the cancer)
Chemotherapy (using drugs to fight the cancer)
Radiation Therapy (using high-dose x-rays or other high-energy rays to kill cancer cells)


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