RT Book, Section A1 Benson, Carol B. A1 Doubilet, Peter M. A2 Fleischer, Arthur C. A2 Toy, Eugene C. A2 Lee, Wesley A2 Manning, Frank A. A2 Romero, Roberto J. SR Print(0) ID 1106707188 T1 THE FETAL GENITOURINARY SYSTEM T2 Sonography in Obstetrics and Gynecology: Principles & Practice, 7e YR 2015 FD 2015 PB McGraw-Hill Education PP New York, NY SN 9780071547727 LK obgyn.mhmedical.com/content.aspx?aid=1106707188 RD 2024/04/19 AB DefinitionsRenal agenesis: congenital absence of the kidneys.Potter's syndrome: constellation of fetal and neonatal complications, such as lung hypoplasia and facial and skeletal abnormalites, as a result of severe oligohydramnios, classically due to renal agenesis.Hydronephrosis: dilation of the renal collecting system usually due to partial urinary tract obstruction.