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孕早期b超
孕早期

        “B”超檢查,是利用向人體內部發射超聲波,并接受它的回聲信號,也就是在屏幕上顯示圖象來進行疾病檢查的方法。由于這種檢查方法對人體無損傷,因而,目前在婦產科已廣泛應用?! ≡趹言性缙诔霈F以下情況時應做“B”超檢查:  1、 有先兆流產現象,且陰道出血時間長,需了    (共 304 字)     [閱讀本文] >>

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