NCCN Guidelines for Patients® | Malignant Pleural Mesothelioma - page 27

NCCN Guidelines for Patients
Malignant Pleural Mesothelioma, Version 1.2014
Staging mesothelioma
Cell subtypes
Cell subtypes
The second feature used to recommend treatment
is the type of mesothelioma cell. A pathologist will
classify the cell type based on the size, shape, and
structure of the cells. This is known as histologic
subtyping. The three subtypes of mesothelioma cells
are described in
Chart 5
Chart 5. Mesothelioma cell subtypes
The cells are uniform and form complex, organized patterns.
The cells are spindle-shaped and form disorganized patterns.
Biphasic (mixed)
Some cells are uniform and in organized patterns (epithelioid subtype) and some
cells are spindle-shaped and in disorganized patterns (sarcomatoid subtype).
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