TY - CHAP M1 - Book, Section TI - Noonan Syndrome A1 - Bissonnette, Bruno A1 - Luginbuehl, Igor A1 - Engelhardt, Thomas PY - 2019 T2 - Syndromes: Rapid Recognition and Perioperative Implications, 2e AB - Part of group of RASopathies (mutations in the Ras/MAPK pathway) 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. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/18 UR - accessanesthesiology.mhmedical.com/content.aspx?aid=1164080362 ER -