Intracardiac Sarcoma Arising From Metastasis of a Primary Phyllodes Tumor of the Breast

• DOI: 10.7326/aimcc.2023.1267
• Publication Date: 2024-11-05T22:05:13Z
• Authors: Donovon Allen; Kara Morton; Mustafa Ahmed; Stephen Clarkson; Silvio Litovsky; Jori May; Vanessa Eulo
• Keywords: Phyllodes tumor; Primary tumor; Primary (astronomy)

A 57-year-old woman with a malignant phyllodes tumor of the breast and recent bilateral pulmonary emboli presented an incidental intracardiac mass on transthoracic echocardiography. Because concern for clot burden aspiration, thrombectomy was performed. Pathology findings were consistent spindle-cell sarcoma histologically similar to tumor. Current treatment strategies this condition include chemotherapy surgery. Aspiration typically is performed retrieval venous thromboemboli; however, our case suggests procedure may be another diagnostic therapeutic option cardiac tumors.