How big is a normal fetus at 26 weeks of pregnancy

Patient's question:

No

Doctor's answer:

Hello, according to the ultrasound report of the fetus, at 26 weeks of gestation: the biparietal diameter is approximately 64mm, the head circumference is approximately 242mm, and the femur is approximately 49mm. However, due to the varying nutrition of the current pregnant women and the inconsistent genetic factors of the fetus's parents