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Article: Pigmented Cardiac Paraganglioma.
- Article from:
- Archives of Pathology & Laboratory Medicine
- Article date:
- May 1, 2001
- Author:
CopyrightCOPYRIGHT 2001 College of American Pathologists. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Intrinsic cardiac tumors are uncommon. With the exception of endodermal heterotopia of the atrioventricular node, primary cardiac tumors rarely cause sudden death.[1] Among benign primary cardiac tumors, paraganglioma, a neuroendocrine neoplasm that arises from the extra-adrenal paraganglia of the autonomic nervous system, accounts for less than 1%.[2,3] The sites of origin in the heart parallel the anatomic distribution of visceral autonomic paraganglionic tissue, chiefly arising from the roof of the atria and atrial septum and from the branchiomeric aortopulmonary paraganglia. A singularly unique feature in our case was the presence of melanin, which is rarely ...