Stage of cancer is a term used to describe its size and whether it has spread beyond its original location. Knowing the extent of cancer helps doctors to decide is better than cure. There are several classification systems for pleural mesothelioma.
Is widely used is described below:
Localized malignant mesothelioma
Stage 1 cancer had spread to one or more of the chest wall, in the center of the chest, heart, diaphragm, abdominal wall, and nearby lymph nodes.
Advanced malignant mesothelioma
Stage 2 cancer has spread beyond the pleura, lymph nodes in the chest.
Stage 3 cancer cells are found in the pleura and lung in the heart or diaphragm or lungs.
Stage 4 cancer has spread to distant organs or tissues.
Shutting down the system had not yet been established for peritoneal mesothelioma. But sometimes doctors can use the TNM classification system for cervical cancer. The letters T, N and M stand for "tumor", "nodes" and "metastases.
T describes the size of the tumor
N indicates whether the cancer has spread to lymph nodes
M describes whether the cancer has spread to other parts of the body.