Neurocognitive disorders in aging migrants

      The migration of population is a global phenomenon which raises social, political, as well as, medical and neurlogical aspects. The incidence, prevalence and clinical presentation of neurological disorders in migrants may differ depending on the geographical origin, genetic backgound, gender and age of immigrants. Rapid demographic migrants aging will soon lead to large increases in the number of elderly migrants with dementia and age-related cognitive impairment. Elderly migrants sharing the same risk factors as the elderly in their home countries, especially a high frequency of vascular risk factors such as high blood pressure. They may have a high prevalence of vascular dementia in addition to Alzheimer's disease. Dementia and age-related cognitive impairment in elderly migrants are little known, frequently under-diagnosed and often diagnosed with advanced behavioral disorders. Migrants are usually from non-Western origin and are not fluent in the language of the host country. This makes the diagnosis of cognitive disorders challenging and requires to develop specific neuropsychological tests adapted to the language and culture of every immigrant population The care of migrants with dementia and cognitive impairment must take into account social origin, cultural and religious beliefs of these patients. Moreover, it should not be forgotten that these patients may be subject to stigma because of their cognitive and behavioral impairment.
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