Fig. 1
From: Treatment of cardiac synovial sarcoma: experience of two cases
Primary intracardiac synovial sarcoma (case 1). a Color Doppler echocardiography identifies a mass adherent to the right side of interventricular septum, projecting into the right ventricle and reaching the right atrium throughout the tricuspid valve. b Intraoperative view showing the intraatrial tumor component. c Histology revealing a biphasic synovial sarcoma, characterized by glandular structures and spindle cells (20×). d Immunohistochemistry showing reactivity for cytokeratin mainly restricted to glands (AE1/AE3, 20×)