Hello doctor, I am 25 weeks and 1 day pregnant. I had a 4D ultrasound and got the following results: The fetus weighs 776 grams, head circumference: 220, abdomen: 217, biparietal diameter: 58, transverse abdominal diameter: 64, femur length: 42, the fetus is at the 39th percentile compared to a 25-week fetus, BPD at the 6th percentile, HC at the 5th percentile.