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一、什么是儿童多动症?活泼好动是小儿的天性,但活动超过正常范围,伴有轻度至重度的行为、性格方面的异常,及中枢神经系统轻微功能异常,在知觉、语言、记忆力、注意力、欲望或运动控制等方面出现单项或综合性障碍,被称为儿童多动症.亦称为儿童轻微脑功能障碍综合症(缩写为 MBD),或儿童注意力不足症.二、儿童多动症的病因?本症病因目前尚不明确,可能与以下因素有关:1、分娩异常及遗传因素:异常分娩、宫腔内窒息、颅内出血引起的脑损害;或在中枢神经系统发育成熟的最初几年,患有脑炎、脑膜炎、脑外伤、脑缺血、缺氧;或遗传变异、近亲结婚等均可发生儿童多动症.2、儿童接触铅过量:铅中毒的症状很不典型,可有头痛、腹痛、全身不适、笨拙、易怒等,易于误诊.小剂量铅中毒可能发生神经系统发育迟
First, what is ADHD? Lively and active is a child’s nature, but activities beyond the normal range, with mild to severe behavior, personality disorders, and mild central nervous system dysfunction, in the perception, language, memory, Attention deficit hyperactivity disorder (ADHD), attention deficit hyperactivity disorder (ADHD), attention deficit hyperactivity disorder (ADHD), or attention deficit disorder (ADHD) Etiology? The cause of this disease is not yet clear, may be related to the following factors: 1, abnormal delivery and genetic factors: abnormal delivery, intrauterine asphyxia, intracranial hemorrhage caused by brain damage; or central nervous system development in the early years of maturity , Children suffering from encephalitis, meningitis, traumatic brain injury, cerebral ischemia, hypoxia; or genetic variation, cousin marriage may occur in children with ADHD.2, children exposed to lead overdose: the symptoms of lead poisoning is very typical, may have headache , Abdominal pain, general malaise, clumsiness, irritability, etc. It is easy to misdiagnosis.Low dose lead poisoning may occur late in the nervous system