BACKGROUND Recurrent spontaneous abortion is defined as three or more consecutive spontaneous pregnancy losses.It accounts for 0.4% to 1.0% of the total spontaneous pregnancy losses (15%-20%).The etiological factors are very complicated and diverse. Currently, known factors include: genetic abnormal lities, endocrine disorders, infections, immunological factors and uterine anomalies.
OBJECTIVE To study the relationship between genetic factors, immune factors, infection factors and recurrent spon...