Undertake retrospective analysis clinical data of 20 noncausal syncope patients in hospital.

本究对20例以不明原因性住院的患者临床资料进行回顾性分析。

He did not have inspiratory whoop or post-tussive syncope or vomiting.

他没有吸入性哮咳，咳后及呕吐。

The main causes of out-paties syncope include anxiety and fear, hypoglycemosis, drug allergic, environmental factors, posture and debility etc.

低血糖;药物过敏性;环境因素引起的;体位因素引起的;体质虚弱性等。

Syncope must be differentiated from epileptic seizures, although seizures due to brain hypoxia can occur in a syncopal episode.

必须与癫痫发作相鉴别，尽在发作时也会发生脑缺氧引起的癫痫发作。

During piano playing and teaching, we should pay attention to rhythm changing of formal or informal rhythm, strong or weak beat, syncope or link line tercet or various slur.

在钢琴教学及演奏中，要注意正规节奏与不正规节奏、强起拍与弱起拍、切分音与连结线、三连音及各种连音符等节奏的变化。