RT Book, Section A1 Bissonnette, Bruno A1 Luginbuehl, Igor A1 Marciniak, Bruno A1 Dalens, Bernard J. SR Print(0) ID 58081794 T1 Noonan 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=58081794 RD 2024/04/20 AB Rare genetic disorder present at birth. Characterized by distinctive facial appearance, broad or webbed neck, low hairline in the back of the head, and short stature. Micrognathia, kyphosis and/or scoliosis, and cardiac defects (pulmonary valvular stenosis) are present. Other features include coagulation disorders, platelet deficiencies, mild mental retardation, and cryptorchidism in the first year of life.