Secondary tumors of the heart

This is a metastatic involvement of the heart:
 * no tumor (with the exception of malignant melanoma ) metastasizes exclusively to the heart,
 * cardiac metastases: malignant melanoma, bronchogenic carcinoma , breast carcinoma
 * clinically: acute pericarditis, cardiac tamponade, rapid enlargement of the cardiac shadow, arrhythmia incl. atrioventricular blocks, rapid development of heart failure (however, 90% of metastases are clinically silent
 * therapy: hl. palliation: pericardiocentesis for effusion, radiotherapy, chemotherapy