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Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by executive dysfunction occasioning symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally-inappropriate.
Large, high quality research has found small differences in the brain between ADHD and non-ADHD patients. [1] [15] Jonathan Leo and David Cohen, critics who reject the characterization of ADHD as a disorder, contended in 2003 and 2004 that the controls for stimulant medication usage were inadequate in some lobar volumetric studies, which makes it impossible to determine whether ADHD itself or ...
At the same time, research showed that something similar was needed. One alternative concept was attention-deficit hyperactivity disorder (ADHD). Gillberg proposed another alternative: DAMP. Gillberg's concept was formulated in the early 1980s, and the term itself was introduced in a paper that Gillberg published in 1986 (see Gillberg [1986]).
To see how students' age relative to their classmates might influence their odds of an ADHD diagnosis, Chen and colleagues analyzed data on about 370,000 Taiwanese children aged 4 to 17 years ...
ADHD has a prevalence rate of around 5-12% in children residing in Spain. The rate for adults in Spain is an estimated 0.5-5%. The reason for this low estimated prevalence rate of ADHD in adults could be due to underreported numbers within the older age range. [28] Rates in Spain are estimated at 6.8% among people under 18. [29]
Our goal was to map the genetic variants that influence brain structure and examine if these same genes also affect the risk of brain-related disorders,” noted Rentería. The results of the team ...