Fetal weight (FW) estimation in late pregnancy is an important guide in obstetric care. Amniotic fluid surrounds the fetus throughout pregnancy providing nutrition & cushion. Estimation of amniotic fluid volume is an important part of routine obstetric USG scan and mostly it is done by the Amniotic Fluid Index (AFI). The amniotic fluid is also a strong indicator of possible associated congenital anomalies. So the study was of Gestational Age (GA) are 14.92 cm and 1319.3 gm, II group (29-31 weeks) are 13.8 cm and 1550.4 gms, in III group ( 32-34 weeks) 12.24 cm and 2308.04 gms, in IV group (35-37 weeks) values are 11.64 cm and 2960

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