Dr I need help,I went for my ultra scan when I was 18 weeks old in pregnancy,and the result reads thus;active festus in an unstable breech presentation,longitudinal lie,FHR=146B/Min, placenta is posterior,mid-line toward mid uterine segment,normal in thickness and echo texture of grade 1maturity.Normal V/H ratio is 0.5,BPD=38mm,FL=24mm,THD=32mm,Abdominal circumference=123mm,HC=141mm,Estimated fetal weight=0.21kg,is it a normal sign