Prader-Willi syndrome is a complex disorder affecting multiple systems with many
manifestations relating to hypothalamic insufficiency. Major findings include infantile …

Autism spectrum disorders (ASDs) have been linked with maternally derived duplications/
triplications of chromosome 15q11–13 and therefore might occur more frequently in people …

This guide identifies characteristics of 9 specific genetic mental retardation syndromes. Four
major syndromes—Down, Williams, fragile X, and Prader-Willi—are covered with …

In a population-based study of Prader Willi syndrome (PWS), we investigated the relation
between genetic subtypes of the syndrome and psychiatric morbidity. Of 25 patients aged 18 …

Advances in genetics have led to an increased understanding of the role of the genotype on
behavioural functioning. The purpose of the present study was to examine differences in …

Although people with intellectual disabilities are at increased risk for psychiatric disorders,
the type and rate of these problems differ between those with different causes for their …

Background This study is part of a larger UK‐wide study investigating psychiatric illness in
people with Prader–Willi syndrome (PWS), and describes the longitudinal aspect of …

Abstract The Prader–Willi syndrome (PWS) is a genetically determined developmental
disorder caused by abnormalities of the proximal region of chromosome 15q11‐13. In a …

BackgroundPsychotic illness is strongly associated with the maternal uniparental disomy
(mUPD) genetic subtype of Prader–Willi syndrome (PWS), but not the deletion subtype …

Over the past two decades, catatonia has been better demarcated in adult psychiatry as a
unique syndrome that consists of specific motor signs with a characteristic response to …