What is Mesothelioma?

Mesothelioma develops in the mesothelium—the thin protective lining covering most internal organs. It is caused exclusively by asbestos exposure, typically occurring 20-50 years after initial contact with asbestos fibers.

Approximately 3,000 Americans are diagnosed with mesothelioma each year. While it remains a serious diagnosis, advances in treatment have improved outcomes for many patients.

Read our comprehensive guide to mesothelioma →

Topics

Causes

How asbestos exposure causes mesothelioma and who is at risk.

Types

Pleural, peritoneal, and pericardial mesothelioma explained.

Cell Types

Epithelioid, sarcomatoid, and biphasic cells affect prognosis.

Symptoms

Recognize early warning signs and symptoms by type.

Diagnosis & Staging

How mesothelioma is diagnosed and what your stage means.

Treatment Options

Surgery, chemotherapy, immunotherapy, and clinical trials.

Prognosis

Factors that affect survival and life expectancy.

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