RT Book, Section A1 Bissonnette, Bruno A1 Luginbuehl, Igor A1 Marciniak, Bruno A1 Dalens, Bernard J. SR Print(0) ID 58082875 T1 Penta X Syndrome T2 Syndromes: Rapid Recognition and Perioperative Implications YR 2006 FD 2006 PB The McGraw-Hill Companies PP New York, NY SN 9780071354554 LK accessanesthesiology.mhmedical.com/content.aspx?aid=58082875 RD 2024/04/19 AB A rare chromosomal disorder manifested by the presence of five X chromosomes leading to short stature, mental retardation, fifth finger clinodactyly, short neck, microcephaly, cardiac anomalies (ventricular septal defect, atrial septal defect, patent ductus arteriosus), and horseshoe kidneys. Onset is during childhood.