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获得性免疫缺陷综合征(AIDS即艾滋病)是因人免疫缺陷性病毒(HIV),特别是其1型(HIV—1)感染的晚期,造成免疫缺陷状态下,导致的机会性感染、恶性肿瘤、神经损害等。 1.HIV 脑病:为中枢神经系统被HIV感染所引起,也称为AIDS脑病或AIDS痴呆综合征。主要症状为认知,运动及行为的障碍。常以健忘、记忆力低下、注意力不集中、反应迟钝、时间和空间定向障碍为初发症状。可因共济失调、震颤引起步行、书写障碍。检查有腱反射亢进、Babinski征阳性,下肢肌力减退等运动障碍,情感淡漠、社会行为退化等行为异常,如果呈进行性发展,可出现重度痴呆。晚期表现为缄默、截瘫、二便失禁、震颤及肌阵挛等。CT和MRI检查有脑沟、脑室扩大即脑萎缩,MRI
Acquired immunodeficiency syndrome (AIDS, or AIDS) is caused by the late stage of human immunodeficiency virus (HIV), especially its type 1 (HIV-1) infection, causing opportunistic infections in immunodeficient states, malignancies , Nerve damage and so on. 1.HIV encephalopathy: caused by HIV infection of the central nervous system, also known as AIDS encephalopathy or AIDS dementia syndrome. The main symptoms are cognitive, motor and behavioral disorders. Often forgotten, poor memory, inattention, unresponsive, time and space-oriented disorder as the initial symptom. Due to ataxia, tremor caused by walking, writing disorder. Check the tendon hyperreflexia, Babinski sign positive, lower extremity muscle weakness and other movement disorders, apathetic, social behavior degradation and other behavioral disorders, if the progressive development of severe dementia may occur. Late manifestations of silence, paraplegia, incontinence, tremor and myoclonus. CT and MRI examination sulci, ventricular enlargement that is brain atrophy, MRI