Journal Article Case Reports fetal prenatal diagnosis Fetal lymphagioma Gestational hypertension IVGR fetal weights Prenatal alloimmunisation anti D prophilaxis biamniotic monochorionic chemotherapy chronic hypertension congenital malformations cranial cysti brain cystic fibrosis delivery diagnosis dilatation eclampsia estimation weight fetal anemia fetal biometry birth weight fetal growth restriction fetal ultrasonography gestational trophoblastic disease gut malrotation human chorionic gonadotropin intracranial