postural syncope

• 体位性晕厥

postural syncope的用法和样例：

例句

1. Is nitric oxide inoled in the asoagal syncope?
   氧化亚氮与迷走性晕厥是否有关？
2. ConclusionAugmented endothelium-dependent vasodilation may play an important role in children with vasovagal syncope.
   结论血管内皮依赖性舒张功能增强可能是儿童血管迷走性晕厥发生机制之一。