Diagnosis of fetal abnormalities : the 18-23-week scan

Content: Introduction Standard Views for Examination of the Fetus Central Nervous System Normal Sonograpic Anatomy Neural Tube Defects Hydrocephalus and Ventriculomegaly Holoprosenceophaly Agenesis of the Corpus Callosum Dandy-Walker Complex Microcephaly Megalencephaly Destructive Cerebral Lesions Choroid Plexus Cysts Vein of Galen Aneurysm Face Normal Sonographic Anatomy Orbital Defects Facial Cleft Micrognathia Cardiovascular System, P. Jeanty and G. Pilu Assessment of the Fetal Heart Atrial Septal Defects Ventricular Septal Defects Atrioventicular Septal Defects Cardiosplenic Syndromes Univentricular Heart Aortic Stenosis Coarctation and Tubular Hypoplasia of the Aorta Interrupted Aortic Arch Hypoplastic Left Heart Syndrome Pulmonary Stenosis and Pulmonary Artesia Conotruncal Malformations Transposition of the Great Arteries Double-Outlet Right Ventricle Tetralogy of Fallot Truncus Arteriosus Communis Ebstein's Anomaly and Tricuspid Valve Dysplasia Echogenic Foci Cardiac Dysrhythmias: Premature Contractions Cardiac Dysrhythmias: Tachyarrhymthias Cardiac Dysrhythmias: Complete Atrioventricular Block Pulmonary Abnormalities Cystic Adenomatoid Malformation of the Lung Diaphragmatic Hernia Pleural Effusions Sequestration of the Lungs Anterior Abdominal Wall Normal Sonographic Anatomy Exomphalos Gastroschisis Body Stalk Anomaly Bladder Exstrophy and Cloacal Exstrophy Gastrointestinal Tract Normal Sonographic Anatomy Esophageal Atresia Duodenal Atresia Intestinal Obstruction Hirschsprung's Disease Meconium Peritonitis Hepatosplenomegaly Hepatic Calcifications Abdominal Cysts Kidneys and Urinary Tract Normal Sonographic Anatomy Renal Agnesis Infantile Polycystic Kidney Disease (Potter Type I) Multicystic Dysplastic Kidney Disease (Potter Type II) Potter Type III Renal Dysplasia Obstructive Uropathies Skeleton, G. Pilu and R. Romero Normal Sonographic Anatomy Skeletal Anomalies Osteochondrodysplasias Limb Deficiency or Congenital Amputations Split Hand and Foot Syndrome Clubhands Polydactyly Fetal Akinesia Deformation Sequence (FADS) Features of Chromosomal Defects, K. Nicolaides and R. Snijders Phenotypic Expression Risk for Chromosomal Defects Fetal Tumors, I. Meizner Introduction Intracranial Tumors Tumors of the Face and Neck Tumors of the Thorax Tumors of the Abdomen and Retroperitoneum Tumors of the Skin Hydrops Fetalis Small for Gestational Age Abnormalities of the amniotic fluid volume Appendix I: Risk of major trisomies in relation to maternal age and gestation Appendix II: Antenatal sonographic findings in skeletal dysplasias Appendix III: Fetal biometry at 14-40 weeks of gestation Web sites providing useful information for prenatal diagnosis Index.