Methods Uterus height,abdominal parameter,weight,BPD(bipartietal diameter),FL(femur length)were examined through ultrasonic B.At the same time,toxoplasmosis antibody of all the pregmant women were tested.

• 方法 测量孕妇宫高、腹围、体重,对疑似胎儿发育迟缓者进行B超检查,测双顶径、股骨长,同时对所检孕妇做弓形虫血清抗体检测。