大月份流产原因Causes of miscarriage in big month

　　大月份的习惯性流产常见病因有哪些呢?What are the common causes of habitual abortion in big month?

　　反复自然流产专家陈凤林教授指出：大月份的流产常见的病因有宫颈松，子宫畸形和溶血系统的因素，具体表现如下：Professor Chen fenglin, an expert in recurrent spontaneous abortion, pointed out that the common causes of miscarriage in big months include cervical pine, uterine malformation and factors of the hemolytic system. The specific manifestations are as follows:

　　1.宫颈因素：如宫颈裂伤，宫颈松弛(宫颈机能不全)导致的流产。1. Cervical factors: such as cervical lacerations, cervical laxity (cervical insufficiency) resulting in miscarriage.

　　2.胎盘因素：如胎盘前置，胎盘发育不良等导致的流产。2. Placental factors: such as placenta previa, placenta dysplasia and other causes of abortion.

　　3.免疫因素：如抗胚胎抗体阳性受到排斥而发生流产。3. Immune factors: such as positive anti-embryo antibody rejection and abortion.

　　4.生殖系统形态异常：若为单角子宫、双角子宫、双子宫、子宫纵隔等畸形。4. Abnormal morphology of the reproductive system: if it is mono-horny uterus, double-horny uterus, double-horny uterus, uterine mediastinum and other abnormalities.

　　5.创伤刺激因素：宫腔粘连、子宫创伤的手术、性交过度、外力撞击等。5. Trauma stimulation factors: intrauterine adhesion, uterine trauma surgery, excessive sexual intercourse, external impact, etc.

　　6.母体自身疾病：如流感病毒、急性支原体衣原体感染，高血压、肾病、心脏病等疾病。

　　6. Maternal diseases: influenza virus, acute mycoplasma chlamydia infection, hypertension, kidney disease, heart disease and other diseases.