However, more research is needed to understand the extent of its anti-dementia properties if it will be deployed broadly in the general population. This study will examine whether lithium has anti-dementia properties in older adults who have mild cognitive impairment and are at risk of becoming demented. List of 3664 disease causes of Cognitive impairment, patient stories, diagnostic guides, 20 drug interaction causes. Diagnostic checklist, medical tests, doctor questions, and related signs or symptoms for Cognitive impairment. The early diagnosis of dementia requires careful questioning to elicit clues to the presence of functional and cognitive impairment.5 Interviewing friends as well as family members is helpful But the growing emphasis on early diagnosis of dementia, mild cognitive impairment and preclinical dementia in everyday practice (with the subsequent risk of over-diagnosis and its consequences However, with an early diagnosis and proper care, the progression of some forms of dementia can be managed and slowed down. The cognitive decline that accompanies dementia conditions does not happen all at once - the progression of dementia can be divided into seven distinct, identifiable stages. Importance Cognitive decline is a common and feared aspect of aging. Mild cognitive impairment (MCI) is defined as the symptomatic predementia stage on the continuum of cognitive decline, characterized objective impairment in cognition that is not severe enough to require help with usual activities of daily living. Background: Mild cognitive impairment and cognitive impairment, no dementia, are emerging terms that encompass the clinical state between normal cognition and dementia in elderly people. Controversy surrounds their characterization, definition and application in clinical practice. In this article, we provide physicians with practical guidance on the definition, diagnosis and treatment of