目的：探讨发作性运动障碍的临床特点、诊断、治疗及误诊原因。

Aim:To explore the clinical features, diagnosis, treatment and misdiagnosis of paroxysmal dyskinesias (PD).

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ICCA的入选标准为：3～20个月出现良性婴儿惊厥（BFIC）和在儿童后期或青春期出现发作性运动源性运动障碍（PKC）。

ICCA was defined as consisting of benign familial infantile convulsion (BFIC) in 3~20 months after birth and PKC occurring in later childhood or adolescence.

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