Figure 4From: Massive right atrial myxoma presenting as syncope and exertional dyspnea: case report Histopathological analysis of the atrial mass. (A) Explanted mass, measuring 4 × 6 cm, and its attachment remnant; (B) Histological section showing the typical myxoid stroma and embedded polygonal cells, blood vessels and areas of hemorrhage (Hematoxylin and Eosin, × 100).Back to article page