Population
1 54-year-old man with cardiac amyloidosis presenting with exertional syncope
Design
Case_report
Authors
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Exertional syncope with chronotropic incompetence may signal cardiac amyloidosis; single case leaves open sinoatrial node infiltration as causal mechanism.
Cardiac amyloidosis can present with exertional syncope due to amyloid infiltration of the sinoatrial node leading to sinus arrest.
Fujii et al. (1991) studied this question.
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