Central nervous system and special senses

摘要: The clinical presentation of neurological disorders in old age is frequently influenced by age-related changes the central nervous system. These may be intrinsic and part process ageing (see Chapter 3) or they result pathological conditions other organs tissues, especially cardiovascular Critchley (1931) has drawn attention to effects on signs. Many physical signs indicative disease young not significance diagnosis age. Thus loss vibration sense tendon jerks lower limbs do necessarily mean peripheral neuropathy; irregular sluggish pupils are pathognomonic neurosyphilis frequent occurrence a bodily attitude flexion, gait, tremors positive glabellar tap sign leads difficulties establishing Parkinsonism.