Hi, my wife age is 21.now wife weight is 54 kgs. She did my scan is 29weeks 5 days of gestational age. The scan report details as follows: BPD- 76.4 mm, FL- 57.9 mm , AC - 241.7mm and weight as 1397 g. Delivery date as 22 th december 2018. I want to is the measurements are normal. Or is there any problem to my baby. Please help me in this.