- AD Alz / FTD / cerebral ADom arteriopathy with subcortical infarcts / Leucoencephalopathy (CADASIL), Hungtington's
- MMSE, GPCOG (GP assessment of cog), 6-CIT (6 item cog imp testing), 7-min screen
- For LD use these instead of MMSE: CAMCOG, CAMDEX, DMR, DSDS
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Risk factors
- General population screening
- Middle aged older - review and Rx CVS risks
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Genetic counselling
- Offer to those who are thgt to have genetic cause AND to unaffected relatives
- Clinical genotyping if genetic cause is not suspected.
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Prevention
- Statins, Vit E, HRT, NSAIDs
- review and Rx vascular and other risks
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Early identification
- In 1 care: refer people with s/s of MCI to memory assessment services- offer f/u if s/s
- INCREASED RISK IN LD
- HIGH RISK GPS: stroke, neuro- Parkinson's
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Diagnosis & Assessment
- 1. comprehensive history, ask them if they want to know, neuropsych testing, comorbidity
- 2 COG: attention and conc, praxia, orientation, memory, language, exe fn
- 3. bloods, msu, xray, ecg
- syphilis and HIV serrology ; CSF exam
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LD
- ASSESSMENT OF MOTOR AND PROCESS SKILLS (AMPD) to help develop care plan
- DEMENTIA QUESTIONNAIRE FOR MENTALLY RETARTED PERSONS (DMR) AND DALTON'S BRIEF PRAXIS TEST (BPT) for monitoring change in Fn
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Subtype diagnosis
- 1. ALZHEIMER'S : NISCDS / ADRDA CRITERIA (or ICD, DSM)
- 2. VASCULAR : NINDS-AIREN CRITERIA , OR ICD / DSM
- 3. DLB : International consensus criteria for DLB
- 4. FTD: Lund-Manchester criteria, NINDS criteria
- 5. CJD: CSF exam
- * EEG: NOT ROUTINE (Consider in delirium, FTD or CJD, asso seizure disorder)
- biopsy ONLY if potentially reversible cause is suspected that can't be diagnosed in any other way
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Imaging
- *Prefer MRI to assist with early diagnosis and detect subcortical vascular changes
- HMPAO OR SPECT : TO d/d ALZ / Vascular / FTD (NB: SPECT NOT USEFUL IN DOWN'S), Alt : FDG PET
- FP-CIT SPECT TO CONFIRM SUSPECTED DLB
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Treatment (ALZ)
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MMSE=10-20 ONLY
- Mod dementia --> DONEPEZIL , GALANTAMINE, RIVASTIGMINE
- REVIEW 6 monthly
- Continue if score >10 and global, Fn, and behav condition indicates worthwhile effect
- Memantine (except well designed studies)
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DON'T RELY ON MMSE FOR
- MMSE >20 but mod dementia acc to Fn, personal, social disability
- MMSE < 10 but low premorbid attainment or linguistic problems (clinically mod.)
- Not fluent in language of MMSE
- LD
- NB: DO NOT use ACE inhibitor / Memantine for COG DECLINE IN VASCULAR DEMENTIA & ACE inhibitors IN MCI
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Non-cog S/S and Behaviour that challenges
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NOn-cog s/s
- hallu, delum anxiety, marked agitation, asso aggressive behav
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Behav that challenges
- aggrn, agitation, wandering, hoarding, sexual disinhibition, apathy, disruptive vocal activity e.g shouting.
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Non pharmac Management
- Id factors that influence- physical illness, ADR, env, etc.
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OPTIONS
- AROMATHERAPY
- MULTISENSORY STIMULATION
- THERAPUTIC USE OF MUSIC AND DANCING
- ANIMAL ASSISTED THERAPY
- MASSAGE
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Rx
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ANTIPSYCHOTICS
- ONLY for severe s/s
- DLB (risk of severe ADR), ALZ, VASCULAR, MIXED --> CVS EVENTS AND DEATH
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ACE I
- DLB OR ALZ (where you can't use above)
- VASCULAR DEMENTIA (except in clinical trials)
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IM Rx
- LORAZEPAM, HALO, OLANZ (use singly if possible)
- Rapid Tranq: HALO + LORAZ
- DIAZEPAM / CPZ