由于胎儿诊断的飞速发展和胎儿治疗的逐渐开展,对以前没有解明的问题已引起关注,胎儿出血就是其中之一。 1.母儿间输血是妊娠或分娩中绒毛血管破裂,胎儿血进入绒毛间腔。其发生频度:Cohen等检查622例母血证明,有303例(48.7%)。母血中胎儿血的含量:0.5一40ml者49例(7.9%),4Oml以上 Due to the rapid development of fetal diagnosis and the gradual development of fetal treatment, there have been concerns about problems that have not been solved before. Fetal hemorrhage is one of them. 1. Maternal and child blood transfusion during pregnancy or childbirth ruptured blood vessels, fetal blood into the villus cavity. The frequency of occurrence: Cohen and other checks of 622 cases of maternal blood proved that there are 303 cases (48.7%). Fetal blood in maternal blood levels: 0.5 to 40ml in 49 cases (7.9%), 4Oml above