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J Thorac Cardiovasc Surg 2006;131:224-226
© 2006 The American Association for Thoracic Surgery
Brief Communication |
a Department of Cardiac Surgery, G. Mazzini Hospital, Teramo, Italy
b Département d'Oncologie Médicale, Pitié-Salpétirère, Paris, France
c Institute of Pathological Anatomy, University of Padua Medical School, Padua, Italy
Received for publication June 15, 2004; revisions received July 1, 2005; accepted for publication July 19, 2005. * Address for reprints: Gaetano Thiene, MD, FRCP, Institute of Pathological Anatomy, Via A. Gabelli, 61, Padua 35121, Italy (Email: gaetano.thiene@unipd.it).
| The first 20% of the full text of this article appears below. |
Unlike benign neoplasms, primary cardiac malignancies are rarely intracavitary and, when located in the left atrium, may mimic myxoma on cardiac imaging. Cardiac surgeons should be alerted to ask for prompt surgical pathologic study in any case of intracavitary cardiac mass.
Clinical Summary
A 21-year-old woman was admitted to the hospital with pulmonary edema and shock. Transthoracic echocardiography showed a large (4 x 7-cm) mobile mass within the left atrium obstructing the mitral valve orifice during diastole (Figure 1). The diagnosis of left atrial myxoma was put forward, and an emergency operation was performed with the patient on cardiopulmonary bypass. The left atrium was approached via an extended transseptal incision. The left atrium was occupied by a whitish mass, and the tumor appeared entrapped in the mitral orifice without infiltration of the leaflets or the annulus. The mass originated
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