Figure legends
Fig.1
Preoperative contrast-enhanced computed tomography scans showing a tumor located at the cavoatrial junction
Fig.2
Preoperative echocardiogram showing a large tumor in the right atrium prolapsing through the tricuspid valve into the right ventricle
RA-Right Atrium
RV-Right Ventricle
Fig.3
Macroscopic and microscopic appearance of the extirpated tumor
a: Macroscopic appearance of the extirpated tumor. b: Microscopic examination of the lesion demonstrated tumor cells containing lipoblastic cells with vacuolated cytoplasms characteristic to liposarcoma (HE: High power field).
c: Immunohistochemically, the tumor cells showing diffuse positivity for MDM2 (HE: High power field)