1. Anatomic survey of the fetus and its relationship to gestational age : what can be seen and cannot be seen -- 2. Central and peripheral nervous system anomalies -- 3. Craniofacial and neck anomalies -- 4. Cystic hygroma and non-immune hydrops fetalis -- 5. Congenital heart disease -- 6. Thoracic anomalies -- 7. Anomalies of the gastrointestinal tract and abdominal wall -- 8. Urinary tract anomalies -- 9. Skeletal dysplasias and muscular anomalies : a diagnostic algorithm -- 10. Chromosomal and non-chromosomal syndromes.