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Dementia Notes

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This is an extract of our Dementia document, which we sell as part of our Psychiatry Notes collection written by the top tier of University Of Leicester students.

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Dementia Global impairment of cognition with a normal level of consciousness Epidemiology
- 5% prevalence in >65
- 20% prevalence >85

Dementia is progressive Alzheimers is global Vascular is patchy Lewy-Body is Parkinsonion

Clinical features
- Early o Loss of short term episodic memory
? Autobiographical e.g times, places, events
- Middle o Pervasive memory loss o Confabulation o Alterations in personality, affect and behaviour MMSE shows low scores o Distorted interpretation of senses on orientation + short
? E.g unable to recognize people's term memory faces
- Late o Profound memory loss o Poor attention o Language deficits o Behaviour abnormalities

Memory and cognitive impairment Common in all types Memory problems
? Short term memory is affected
? Inability to recall information
? Difficulty learning new skills
? Live more in past as disease progresses
? Disorientation to time and place=early sign

Cognitive problems 3 subdivisions: EXECUTIVE FUNCTION
? Problem solving
? Abstract and reasoning
? Decision-making and judgement (e.g. do they want rx, making Will, capacity assessment by Dr needed??)
? Planning, organising
? Processing VISUOSPATIAL ABILITY
? Getting lost
? Driving impaired
? Copying figures LANGUAGE
? Reduced conversation
? Difficulty finding words
? Reduced vocab
? Perseveration - shows organic cause
? Global aphasia

Non-cognitive symptoms Altered:

3. Emotion -depression, apathy

4. Behaviour - wandering, aggressive, irritable and restless

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