Prospective study of patients at 12-14 weeks gestation that are coming for NT examination is conducted. Meticulous ultrasound examination will be done to the fetuses using trans vaginal and transabdominal techniques. The patients will receive only the NT information. Only in cases of detection of severe fetal anomalies the patient will get the information of the examination and counseling according to the findings. All patients will be asked to provide information of the 15 weeks early comprehensive ultrasound examination. The NT examination will be compared to the 15 weeks ultrasound. All patients will be asked to give information after delivery of the baby's health condition.