Pleural mesothelioma

Can someone please tell me what is Benign Mesothelioma?

Mesothelioma cancer

There is a diffence between Pleural Mesothelioma and Bengin Mesothelioma.

Bengin Mesothelioma are the non-cancerous category of mesothelioma cancer taht is not harmful.

pleural mesothelioma is a type of mesothelioam cancer. It includes in cancerous mesothelioma category.

Here are some info about mesothelioma cancer
http://www.mesoblog.org/about-mesothelioma.php