Cardiac Masses - Differential Diagnosis Framework
• Myxoma
• Papillary Fibroelastoma
• Rhabdomyoma
• Fibroma
• Lymphoma
• Hemangioma
• Thrombus
• Lipomatous Hypertrophy of Intraatrial Septum
• Cardiac Lipoma
• Pericardial Cyst
• Other mimics:
- Crista Terminalis- fusion of RA and sinus venosus
- Eustachian calce- prominent ridge at junction of IVC and RA
- Tumefactive mitral annular calcifications
- Sinus of Valsalva aneurysm
Most common mass: thrombus
Most common neoplasm: metastasis
Most common benign primary neoplasm: myxoma
Most common malignant primary neoplasm: angiosarcoma
Cynthia Czawlytko, MD @drcyncity
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