“shoulder dystocia”的概念、定义、翻译、参考文献-科学参考

单词	shoulder dystocia
释义	shoulder dystocia Encyclopedia 医学难产释 shoulder dystocia肩难产在经阴道分娩过程中，当胎头完全娩出后而胎儿前肩嵌顿于耻骨联合后方，用常规助产方法不能娩出胎儿双肩的一种难产。事先往往无法准确预测，一旦发生，情况紧急，若处理不当，将导致母婴严重并发症，其发生率可达 0.5%～1%。
随便看	Boris Nikolaevich Polevoy Boris Nikolayevich Almazov Boris Nikolayevich Polevoi Boris Petrovich Ekimov Boris Petrovich Kornilov Boris Romanovich Lazarenko Boris Sergeevich Romashov Boris Shchukin Boris Vasilyevich Shchukin Boris Vian Boris Viktorovich Tomashevsky Boris Vladimirovich Asafyev Boris Vladimirovich Ioganson Boris Yakovlevich Vladimirtsov Boris Yevgenyevich Paton Boris Yulianovich Poplavsky Boris Zakharoff BorisⅠ Boris Ⅲ Borman crater Born Borna disease virus bornane Born approximation born criminals

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