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Attention Deficit Hyperactivi... : Causes

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Causes List

Causes could include:
  • Exposure to lead

Causes Overview Articles

Attention deficit hyperactivity disorder (ADHD)
ADHD affects school performance and interpersonal relationships. Parents of children with ADHD are often exhausted and frustrated. Neuroimaging studies suggest that the brains of children with ADHD are different from those of other children. These...
Source:ADAM
Date:January 20, 2009
Attention-Deficit Hyperactivity Disorder
The first step in determining if a child has ADHD is to consult with a pediatrician, a doctor who treats children. The pediatrician can make an initial evaluation of the child's developmental maturity compared to other children in his or her age g...
Source:Gale Encyclopedia of Alternative Medicine
Attention deficit hyperactivity disorder
There is good evidence to suggest that genetic factors play an important role in ADHD. From early studies to the present, it has been recognized that ADHD tends to run in families. Multiple studies have shown that patients who have first or second...
Source:Gale Encyclopedia of Genetic Disorders Part I
Attention-Deficit/Hyperactivity Disorder (AD/HD)
The causes of AD/HD are not specifically known. However, it is a neurologically based disease that may be genetic. Children with an AD/HD parent or sibling are more likely to develop the disorder themselves. Although the exact cause of AD/HD is no...
Source:Gale Encyclopedia of Children's Health
Attention Deficit Hyperactivity Disorder
The exact cause of ADHD is unknown, although abnormal neurotransmitter levels, genetics, and complications occurring around the time of birth have been implicated. According to the National Resource Center on ADHD, heredity makes the largest contr...
Source:Gale Encyclopedia of Genetic Disorders Part II
Attention-Deficit/Hyperactivity Disorder (ADHD)
The first step in determining if a child has ADHD is to consult with a pediatrician. The pediatrician can make an initial evaluation of the child's developmental maturity compared to other children in his or her age group. The physician should als...
Source:Gale Encyclopedia of Medicine
Attention-deficit/hyperactivity disorder
The causes of ADHD are not known. However, it appears that heredity plays a major role in the development of ADHD. Children with an ADHD parent or sibling are more likely to develop the disorder themselves. Before birth, ADHD children may have bee...
Source:Gale Encyclopedia of Mental Disorders
Attention Deficit Hyperactivity Disorder
The cause of ADHD is unknown. However, evidence is consistent with a biological cause rather than an environmental cause (e.g., home life). Not all children from dysfunctional homes or families have ADHD. For many years, it was thought that ADHD d...
Source:Gale Encyclopedia of Neurological Disorders
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