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Obstructive intramural coronary amyloidosis and papillary muscle rupture


Mitral papillary muscle rupture is usually caused by ischaemia as a complication of myocardial infarction. In a 76 year old patient with no significant disease or major cardiovascular risk factors, papillary muscle rupture was caused by obstructive intramural coronary amyloidosis, an unusual cause.

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    BMJ Publishing Group Ltd and British Cardiovascular Society