Pericardial Metastasis (Clinically Adenocarcinoma with Unknown Primary Site (ACUP))

Brief Discussion

Pericardial Tumor : Malignancy
- Metastatic pericardial tumor: More common than primary tumor
    5-15% of malignant neoplasm
    Bronchogenic carcinoma, breast carcinoma, malignant melanoma, lymphoma, leukemia
- Primary: Mesothelioma, fibrosarcoma¡¦.
- Radiologic findings: pericardial effusion, pericardial thickening/enhancement, pericardial nodule/mass, invasion of myocardium/lung

Pericardial Tumor: Benign
- Pericardial cyst: Most common
- Others: intrapericardial teratoma, brochogenic cyst, thymoma, lymphangioma, lipoma¡¦.

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