... biparietal diameter (BPD), cephalo-rump length(CRL), femur length (FL), Humerus length (HL), Transverse Abdominal Diameter (TAD), backbone length ... fluid index(AFI) Calculate the rate (BPD/OFD, FL/AC, FL/BPD, HC/AC)Estimate fetus weight Infer the gesattional ... gestational weekObstetric measurement soft: GS, CRL, BPD, AC, HC, FL, AFI, EDD, and calculating fetus weight, pregnancy week, expected delivery ...