Endocrine Reviews.2023,00.1-27https://doi.org/10.1210/endrev/bnad002Advance access publication 13 January 2023ReviewOXFORDInternational Consensus Guideline on Small for GestationalAge:Etiology and Management From Infancy to EarlyAdulthoodAnita C.S.Hokken-Koelega,1*Manouk van der Steen,1.*Margaret C.S.Boguszewski,2Stefano Cianfarani,34.5 Jovanna Dahlgren,Reiko Horikawa,Veronica Mericq,Robert Rapaport,Abdullah Alherbish,10 Debora Braslavsky,11 Evangelia Charmandari,12.13Steven D.Chernausek,14 Wayne S.Cutfield,15 Andrew Dauber,16 Asma Deeb,17Wesley J.Goedegebuure,1 Paul L.Hofman,15 Elvira Isganatis,18 Alexander A.Jorge,19Christina Kanaka-Gantenbein,12 Kenichi Kashimada,20 Vaman Khadilkar,21 Xiao-Ping Luo,22Sarah Mathai,23 Yuya Nakano,24 and Mabel Yau?Department of Pediatrics,Subdivision of Endocrinology,Erasmus University Medical Center,3015 CN Rotterdam,The NetherlandsDepartment of Pediatrics,Federal University of Parana,1154 Curitiba,Brazil3Department of Systems Medicine,University of Rome 'Tor Vergata,00133 Rome,ItalyDiabetology and Growth Disorders Unit,IRCCS "Bambino Gesu Children's Hospital,00146 Rome,ItalyDepartment of Women's and Children's Health,Karolinska Institute,17177 Stockholm,SwedenDepartment of Pediatrics,The Sahlgrenska Academy,the University of Gothenburg and Queen Silvia Children's Hospital,41650Gothenburg,SwedenDivision of Endocrinology and Metabolism,National Center for Child Health and Development,578535 Tokyo,JapanPInstitute of Maternal and Child Research,Faculty of Medicine,University of Chile,8320000 Santiago de Chili,Chilicahn School of Medicine,Division of Pediatric Endocrinology,Mount Sinai Kravis Children's Hospital,New York,NY 10029,USAMedical Division,Al Habib Medical Group,Riyadh 12214,Saudi ArabiaCentro de Investigaciones EndocrinolgicasDr.Cesar Bergada(CEDIE),Division dendocrinooga Hospital de Ninos Dr.RicardoGutierrez,C1425 Buenos Aires,ArgentinaDivision of Endocrinology,Metabolism and Diabetes,First Department of Pediatrics,National and Kapodistrian University of Athens MedicalSchool,'Aghia Sophia'Children's Hospital,11527 Athens,Greece3Division of Endocrinology and Metabolism,Center of Clinical,Experimental Surgery and Translational Research,Biomedical ResearchFoundation of the Academy of Athens,11527 Athens,GreeceDepartment of Pediatrics,Section of Diabetes and Endocrinology,University of Oklahoma Health Sciences Center,OK73104 Oklahoma City,USA5Division of Pediatric Endocrinology,Liggins Institute,University of Auckland,Auckland 1142,New Zealand1Division of Endocrinology,Children's National Hospital,Washington,DC 20012,USA1Paediatric Endocrine Division,Sheikh Shakhbout Medical City and College of Medicine and Health Sciences,Khalifa University,Abu Dhabi,United Arab Emirates1Joslin Diabetes Center,Harvard Medical School,Boston,MA,USA1Unidade de Endocrinologia Genetica(UM25)do Hospital das Clinicas da Faculdade de Medicina da Universidade de Sao Paulo,Sao Paulo,BrazilDepartment of Pediatrics and Developmental Bi