Column cause disease
ADHD is caused by several factors. The biological factors And the environment may be different in each patient may believe. The major causes of Genetic factors may be associated with more than 10 genes for the individual patient may have abnormalities of genes for different environmental factors that may be the cause. Include various conditions that affect the development of the brain, such as malnutrition. Infection during pregnancy Smoking mother The low birth weight Exposure to heavy metals, especially lead, so the study of the brain, found that patients with ADHD. The volume of the Frontal and Temporal lobe brain tissue than normal and abnormal size. And various parts of the brain. Especially in the prefrontal cortex, parietal cortex, basal ganglia, thalamus, and cerebellum study neurotransmitter system showed abnormalities of neurotransmitters, including dopamine, noradrenaline and serotonin, parenting, inappropriate use causes. Children with ADHD But probably a contributing factor to the symptoms of children with ADHD are more intense.
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