Your baby’s health is the main priority and your midwife will measure your baby’s growth as part of your antenatal care to check that everything is OK. Small fetal head circumference at 20 weeks The NT grows in proportion to the baby. Your baby is healthy and well, and everything seems to be going great...He or she may be a little small, but one week in either direction does not seem like an indication that … Reassuringly, most of them found that their baby’s actual weights were higher than the estimates from scans. However, an intake of adequate calories is necessary to produce … I measured behind as well at my first scan and my periods are irregular! After two years of age, the body will grow much faster than the head. He explained that baby is within the normal range.. and further explained that with me being 5’2, the baby may be taking after me in height. I was so worried about it as it was completely at odds with the baby’s other measurements, weight, legs etc. Fetal Hydrocephalus I went for my 36 week ultrasound and I noticed that my baby’s heartbeat seemed to have been lower compared to before at 122. Babies head measuring small – Pregnancies in Difficulty – … The symphysis-fundal height (SFH) is a measurement of your abdomen used to assess the baby's growth.