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A case of cardiac amyloidosis presenting with symptoms of exertional syncope
1Cardiovascular Center, Saiseikai Shimonoseki General Hospital, Yamaguchi, Japan.
Clinical Cardiology
|March 1, 1991
Abstract:
A 54-year-old man presented with symptoms of exertional syncope. Cardiac amyloidosis was diagnosed by endomyocardial biopsy. Exercise tolerance test revealed a failure of increased heart rate followed by sinus arrest, associated with syncope. Autopsy revealed amyloid deposits in the sinoatrial node.