新婚之夜首次房事,多数新娘可有阴道出血,但量很少,多能自止,无需特殊处理。但亦有出血很多者。多见于早婚,新娘阴道发育未成熟,阴道紧,组织脆嫩,伸展性差。极少数晚婚者,阴道弹性减退,伸展性差,男方强行进入,阴道口撕裂严重,而引起较多的出血。据急诊检查所见,除处女膜撕裂外,其裂口已延伸至阴道壁粘膜及粘膜下的结缔组织、 Wedding night for the first time, most of the bride can have vaginal bleeding, but the amount is small, more able to stop, without special treatment. But there are also many bleeding. More common in early marriage, the bride immature vaginal development, tight vagina, crisp tissue, poor extensibility. Very few late-marriage, vaginal elasticity decline, poor malaise, the man forced to enter, severe vaginal opening, which caused more bleeding. According to the emergency examination shows that in addition to tearing tear film, the gap has been extended to the vaginal mucosa and submucosal connective tissue,