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Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally-inappropriate. [9] ADHD symptoms arise from executive dysfunction. [18]
The scientific study of the causes of developmental disorders involves many theories. Some of the major differences between these theories involves whether environment disrupts normal development, if abnormalities are pre-determined, or if they are products of human evolutionary history which become disorders in modern environments (see evolutionary psychiatry). [5]
Students with EBD that show externalizing behavior are often diagnosed with attention deficit hyperactivity disorder (ADHD), oppositional defiant disorder (ODD), conduct disorder,autism spectrum disorder and/or bipolar disorder; however, this population can also include typically developing children that have learned to exhibit externalizing ...
In the scientific and academic literature on the definition or categorization of mental disorders, one extreme argues that it is entirely a matter of value judgments (including of what is normal) while another proposes that it is or could be entirely objective and scientific (including by reference to statistical norms); [2] other views argue that the concept refers to a "fuzzy prototype" that ...
Autism, also called autism spectrum disorder (ASD) or autism spectrum condition (ASC), is a neurodevelopmental disorder characterized by symptoms of deficient reciprocal social communication and the presence of restricted, repetitive, and inflexible patterns of behavior. While its severity and specific manifestations vary widely across the ...
This is a list of mental disorders as defined in the DSM-IV, the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders.Published by the American Psychiatry Association (APA), it was released in May 1994, [1] superseding the DSM-III-R (1987).
Adult Attention Deficit Disorder, encouraging psychiatric prescriptions of stimulants; Binge Eating Disorder, for excessive eating; Autism, defining the disorder more specifically, possibly leading to decreased rates of diagnosis and the disruption of school services; First-time drug users will be lumped in with addicts
There are many conditions comorbid to autism, such as attention deficit hyperactivity disorder, anxiety disorders, and epilepsy. In medicine, comorbidity is the presence of one or more additional conditions co-occurring with the primary one, or the effect of such additional disorders. Distinguishing between ASD and other diagnoses can be ...