Reflecting the enormous changes that have taken place in our knowledge and understanding of developmental disorders, this groundbreaking international volume brings this vast and complex field together for the first time. The editors have collected together the world’s leading academic scholars and clinicians, to explore how current research across a range of different disciplines can inform academic knowledge and clinical practice and help to improve the lives of individuals and their families.The SAGE Handbook of Developmental Disorders is a central reference in the field for all academics, researchers, clinicians and advanced students involved in the study of developmental disorders, including those in clinical psychology, child psychiatry, child mental health, child genetics and pediatrics, speech language pathology, and developmental disabilities and special education.

Smith-Magenis Syndrome

Smith-magenis syndrome
JennySloneem, OrleeUdwin

Introduction

Smith–Magenis syndrome (SMS) is a rare, genetically determined disorder characterized by a constellation of specific physical features, together with intellectual disability and a range of distinctive behavioural and cognitive characteristics. Although rare, this syndrome is becoming better known amongst health professionals, and more and more affected individuals are being identified.

This chapter summarizes the information that is currently available about the syndrome. Epidemiology, aetiology and core characteristics of SMS are outlined and interventions that have been reported as helpful are described. We then address the long-term course of the syndrome and the adjustment of individuals into adulthood to help plan for later life.

Historical Perspective

In 1982, Anne Smith and her colleagues (Smith et al., 1982) published a short abstract describing the unique finding ...

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