这个词是什么意思？
An arrhythmogenic disorder of the heart characterized by irregular heart rhythms in response to physical activity, stress, or catecholamine infusion, often transitioning into VENTRICULAR FIBRILLATION.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000098850 · MeSH 2026。
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