A localized (solitary) mediastinal malignant mesothelioma is a rare variant of malignant pleural mesothelioma and is thought to arise from mesothelial cells of the pericardium.
There are too few report cases to be dogmatic in regards to epidemiological or radiographic features.
Differential diagnoses
- solitary fibrous tumor of the pleura 1,2
- synovial sarcoma of the heart and pericardium 2
- epithelioid angiosarcoma 2
- adenomatoid tumor 2
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