老人摇头是怎么回事?

我想知道
2025-02-20 18:34:00
推荐回答(2个)
回答1:

特发性震颤及中医药治疗
特发性震颤是一种常染色体显形遗传病,为最常见的锥体外系疾病,也是最常见的震颤病症,约60%病人有家族史。本病在30岁以前少见,其发病率、患病率都随年龄而增加,患病后,症状也随年龄增长而逐渐加重。特发性震颤是单一症状性疾病,姿势性震颤是本病的唯一临床表现。所谓姿势性震颤,是指肢体维持一定姿势时引发的震颤,在肢体完全放松时震颤自然消失。本病的震颤常见于手,多数病人发病后即为双手震颤,也有单手震颤,手部震颤,影响精细动作、书写和餐饮。其次为头部震颤,表现为细小的点头或摇头动作,有的病人仅仅表现为头摇,而无手部震颤。极少的病人出现下肢震颤。本病的震颤,在注意力集中、精神紧张、疲劳、饥饿时加重,多数病例在饮酒后暂时消失,次日加重,这也是特发性震颤的特征。部分病人由于长期精神紧张,导致交感神经兴奋性增加,可伴有心慌的症状。本病起病后缓慢进展,症状逐年加重,严重时可对病人的日常生活、工作、社会交往、书写等带来诸多不便。但对身体健康无危害,属于病理性良性震颤,一般不出现神经系统其他阳性体征,如静止性震颤、肌强直、运动减少等,个别合并帕金森氏病例外。
人体的小脑的功能主要是协调运动功能。小脑的皮层负责运动的平衡,小脑内部的神经核尤其是齿状核负责人体动作精细调节。小脑的弥散性损害导致平衡障碍和精细调节障碍,出现共济失调和运动性震颤。现代医学研究发现,将致颤剂注入到预先毁损小脑齿状核的动物脑中可诱发本病,据此推测其机理是致病基因破坏了齿状核神经细胞,导致小脑对人体精细动作调节功能障碍的结果。而特发性震颤除了姿势性震颤外,平衡功能不受影响,也提示只是小脑内部的神经核发生了病变。由于致病基因的破坏只针对齿状核,所以特发性震颤是一种局限性疾病。
根据以上认识,目前西医仍然只能采用对症治疗措施,用心得安阻滞?受体降低交感神经的兴奋性;用各种镇静剂抑制中枢神经系统的兴奋性。药物对症治疗,可以暂时减轻症状,但不能阻止本病持续进展,且有较多的副作用。因此,西医对特发性震颤缺乏治本之策。
特发性震颤属于一种遗传性疾病,由致病基因所致,并有一定的发生发展的外部因素。在没有出现临床症状之前,致病基因处于休眠状态。一旦被激活,就会对小脑齿状核的神经细胞产生破坏作用,而表现出姿势性震颤的特征性临床表现。该病主要发生于中老年人,症状也随年龄增长而加剧,显然与人体衰老密切相关。根据中医理论,中老年人五脏皆亏,尤以肝肾亏损为甚,从其表现来看,也是肝肾阴精亏损所致的虚风内动。治疗应该滋肾水养肝木,使阴精亏损在最大程度上得以纠正,震颤也自然会得以从根本上缓解。实际上,中药滋肾养肝就是保护和修复受损的神经细胞,避免其继续破坏,促进其功能的恢复,进而达到改善或消除震颤的目的。这正是中医药治疗特发性震颤的机理之所在。
特发性震颤虽然没有帕金森氏病病情复杂,但都是神经细胞的破坏,治疗难度不相上下,也需要一个较长的治疗过程,才能阻止和逆转病理过程。短期治疗虽然也会产生一定效果,但没有一年以上的连续治疗,难以取得最大效果。特发性震颤治疗的结果不一定是症状完全消失,如果能达到这样的结果,当然是最理想的。不过,治疗后对病人的影响降低到最小,症状显著减轻,长期稳定也算比较理想的结果。可以说,震颤病症的治疗都需要患者的积极配合和坚持不懈,凡是治疗取得较好的稳定疗效都是长期坚持的结果。

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回答2:

改洗头了吧

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