Parameter	CS	IUGR
Growth velocity	Normal	Abnormal
Doppler studies (umbilical and/or cerebral artery)	Normal	Normal /Abnormal
Amniotic fluid	Normal	Normal/Abnormal
Fetal anatomy	Normal	Normal/Abnormal
Maternal, paternal & fetal characteristics (ethnicity, parental size, and gender)	Consistent with fetus size	May or may not be consistent with fetal size