What are malignant mesotheliomas three cellular types?
A. Malignant mesothelioma has three cellular types (histological categories) that include: epithelioid mesothelioma, sarcomatoid mesothelioma and biphasic mesothelioma. Epithelioid is the most common type of mesothelioma cellular type, accounting for 50% to 70% of all malignant mesothelioma. While epithelioid and sarcomatoid cellular types have a unique makeup, biphasic mesothelioma is simply a combination of the two.