Myxoma

A myxoma is the most common primary tumor of the heart. Myxomas are usually located in either the left or right atrium of the heart; about 86 percent occur in the left atrium.1

Related Topics:
Tumor - Heart

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Myxomas are typically pedunculated, with a stalk that is attached to the interatrial septum. The most common location for attachment of the stalk is the fossa ovalis region of the interatrial septum.

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It is often diagnosed during echocardiography, when it is a pedunculated mass that is heterogenous in appearance.

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The differential diagnosis include other cardiac tumors such as lipomas and rhabdomyomas. These other tumors of the heart are typically not pedunculated, however, and are more likely to infiltrate the muscle of the heart.

Related Topics:
Lipomas - Rhabdomyomas

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