Presentation
Shortness of breath.
Patient Data
Age: 35 years
Gender: Female
From the case:
Right atrial angiosarcoma
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Axial C+ portal venous phase

Very large, lobulated enhancing right atrial mass which extends into the pericardial space. Large pericardial effusion. Subtle rounded lesion in hepatic segment 4A.
Case Discussion
Tragic case of a pathologically proven right atrial angiosarcoma in a young patient, resulting in a malignant pericardial effusion. Although relatively subtle, a sizable portion of the mass extends beyond the right atrial border and into the pericardial space.