Mesothelioma is:
-rare, highly malignant (quickly spreads) neoplasm
-there is occupational exposure to asbestos in almost 90% cases
-recurrent pleural effusions, dyspnea , chest pain
-gross image : the tumor encases and compresses the lung
-micro image: carcinomatous and sarcomatous elements (biphasic pattern)
-electron micrography: long, thin microvilli
There is poor prognosis of of Mesothelioma.
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