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Several lines of evidence suggest that the dopamine transporter gene (DAT1) plays a crucial role in attention deficit hyperactivity disorder (ADHD). Concretely, recent data indicate that the 10-repeat (10R) DAT1 allele may mediate neuropsychological functioning, response to methylphenidate, and even brain function and structure in children with ADHD. This(More)
Attention deficit hyperactivity disorder (ADHD) is a remarkably heterogeneous neurobiological disorder. This characteristic is aetiologically mediated by genetic and environmental factors. Numerous studies have shown that different genes play a moderate but complex role in the aetiology of ADHD. Significant associations have been identified with several(More)
INTRODUCTION Neurodevelopmental disorders cover a heterogeneous group of disorders such as intellectual disability, autism spectrum disorders or specific learning difficulties, among others. The neurobiological and clinical variables seem to clearly justify the recent inclusion of attention deficit hyperactivity disorder (ADHD) as a neurodevelopmental(More)
Attention deficit hyperactivity disorder (ADHD) is a heterogeneous, symptomatically complex disorder. Its cardinal symptom, the presence of dysexecutive problems, emotional dysregulation of many of them and its own comorbidity, among others, will condition its clinical expression and the dysfunction. Classifying ADHD as a 'disorder' calls for an accurate(More)
INTRODUCTION The term adoption or adoptive filiation is understood as referring to the legal act by which family ties are created between two persons such that a relationship of fatherhood or motherhood is established between them. AIMS. The purpose of this study is to outline the problems derived from prenatal exposure to alcohol and other risk factors,(More)
The cardinal symptoms of attention deficit hyperactivity disorder (ADHD)--inattention, hyperactivity and impulsiveness--are not specific and may be found in the general population and in other disorders. These symptoms are present in over 50% of patients with autism spectrum disorders (ASD). It thus seems quite clear that both problems can coexist in these(More)
OBJECTIVE We have analyzed social and leadership abilities in children with ADHD and their relationship with execution of tasks involving sustained attention and inhibitory control. PATIENTS AND METHODS A retrospective analysis of 170 patients with ADHD was performed. We evaluated leadership and social abilities, measured through the Behavior Assessment(More)
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