Ultrasonography is a widely used imaging technique that has many clinical applications. Most hospitals will offer women at least 2 ultrasound scans during their pregnancy. The first is usually at around 8 to 14 weeks and is sometimes called the ‘dating scan’ because it can help to determine when the baby is due. Anomaly scan is an ultrasound scan that is carried out around weeks 19 to 20 of your pregnancy. Neural tube defects are abnormalities that occur in the development of the spinal cord and brain in the fetus. This scan aims to identify any physical problems with the baby. During the anomaly scan, we can identify the neural tube defects. Exorbitant choice sonography has improved it practical to picture the developing embryo and analyze fetal anomalies previously the twentieth week of pregnancy. Contingent upon the kind of neural tube defects distinguished, early end of the pregnancy might be thought about. The sonographer, just as the whole obstetric gathering, should be cognizant that there's a range of conditions with different discoveries related to a neural tube defect. Learning and awareness of these conditions will make an examination and control less demanding