Nervous System & Special Senses

{"ops":[{"insert":"Diagnosis and reasoning"},{"insert":"\n","attributes":{"header":1}},{"insert":"The elderly individual who presents with alteration of behavior is not an uncommon presentation; the differential diagnosis is wide, including organic diseases and psychiatric conditions.\n\nHowever, a close assessment of this person\u0027s symptoms reveals features suggestive of dementia; this is supported by the psychiatric evaluation, and confirmed by the low score in the mini-mental state examination (MMSE).\n\nNote that certain conditions can give rise to cognitive impairment and thus, mimic dementia - these include hypothyroidism, liver or renal dysfunction, metabolic disturbances, and certain hematologic conditions.\n\nHowever, there are no clinical features suggestive of the above, while all investigations in this regard are normal.\n\nIn the majority of patients, dementia is irreversible; however, there are a few reversible causes which should always be considered, as prompt identification and treatment may vastly improve the resultant prognosis.\n\nImportant reversible causes include certa"}]}

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