Introduction to Epithelial Mesothelioma

Epithelial mesothelioma is a rare disease caused bycaused by exposure to asbestos from the worker's
asbestos exposure that may have occurred decadesclothing and hair.
before the patient is diagnosed. It is not contagious andAlthough reported incidence rates have increased in
cannot be passed from one person to another. Unlikethe past 20 years, epithelial mesothelioma is still a
lung cancer, there is no association between epithelialrelatively rare cancer. Incidence of malignant epithelial
mesothelioma and smoking. However, the Kent brandmesothelioma currently ranges from about 7 to 40 per
of cigarettes used asbestos in its filters for the first1,000,000 in industrialized Western nations, depending
few years of production in the 1950s and some caseson the amount of asbestos exposure of the
of epithelial mesothelioma have resulted from that.populations during the past several decades. More than
Epithelial mesothelioma occurs much more often in500,000 asbestos or mesothelioma lawsuits have
men than women, and three-fourths of mesotheliomabeen filed against asbestos manufacturers and
sufferers are over 65 years of age. Most people whoemployers, for neglecting to implement safety
develop the disease have worked on jobs where theymeasures after the links between asbestos,
inhaled asbestos particles, or have been exposed toasbestosis, and mesothelioma became known.
asbestos dust and fibers in other ways. One study ofAlthough epithelial mesothelioma is generally resistant
asbestos insulation workers reported a mesotheliomato curative treatment with radiotherapy alone, it is
death rate up to 344 times higher than the generaloften used to make the person with cancer
population. Although the disease is not contagious, itcomfortable or to relieve symptoms arising from tumor
has been found that family members of asbestosgrowth, such as obstruction of a major blood vessel.
workers have a higher risk of developingRadiation therapy alone has never been shown to
mesothelioma and other similar diseases such as lungimprove survival from epithelial mesothelioma. In fact,
cancer, asbestosis (a noncancerous, chronic lungthe necessary radiation dose to treat mesothelioma
ailment), and other cancers, such as those of thethat has not been surgically removed would be very
larynx and kidney. This increased risk is thought to betoxic.