医师的产前诊断义务是医师对胎儿进行先天性缺陷和遗传性疾病诊断的义务。医师违反产前诊断义务导致残疾儿出生的,残疾儿的母亲、父亲以及残疾儿均有权请求诊疗机构承担相应的民事责任,赔偿因残疾儿出生所导致的损失。 Physicians’ prenatal diagnosis obligation is the doctor’s obligation to diagnose congenital defects and genetic diseases of the fetus. Physicians who violate the obligation of prenatal diagnosis lead to the birth of disabled children. Disabled mothers, fathers and disabled children have the right to request medical institutions to bear the corresponding civil liability and compensate for the loss resulting from the birth of disabled children.