Dementia Flashcards
Define: dementia
umbrella term for over 100 conditions characterised by progressive and irreversible loss of brain function.
what happens as brain function deteriorates
cognitive and behavioural patterns are affected Ultimately leads to complete dependence on others and death.
describe alzhiemers
due to build up of proteins both in and around brain cells, which limits the ability of messages to be transmitted between cells, impairing brain function.
most common in people over 65
desceribe vascular dementia
due to reduced blood flow to the brain – due to stroke/series of small strokes, or other damage to blood vessels and circulation.
why do cells die in vascular dementia
reduced oxygen and nutrietns to brain cells - leading tod eath
describe dementia iwth lewy bodies
• Caused by spherical proteins (Lewy bodies) inside nerve cells of the brain, causing their degeneration and death.
describe frontotemporal dementia
due to progressive damange to frontal and temporal lobes (either or both)
frontal - judgement and social behaviour
temporal - understanding the meaning of words
why is it an nhpa
- Contributes significantly to burden of disease (YLD as it causes significant impairment in daily functioning, and YLL as it leads to death)
- Contribute significant cost to both individuals and communities: especially with regards to formal and informal care.
direct costs to indv?
- Patient co-payments for medication required to treat dementia
- Potential patient co-payments for GP visits
direct costs to comm?
- Medicare contribution GP visits
- PBS contributions for medication to treat dementia.
- Funding for health promotion programs eg. Your Brain Matters
indrect costs to indv?
If children have to take time off work to care for them:
• Lost income
• Paying for services
Copayments for carers
indirect costs to comm?
If children have to take time off work to care for them:
• Loss of productivity
• Lost tax revenue
Cost of carers
intangible costs to indv/
• Frustration
intangible costs to comm?
- Frustration
- Sadness of them being forgotten
- Grief if they die
biological risk factors?
Age • Risk factor – rates increase in over 65 year olds Sex • Lewy bodies more common in males Genetic predisposition • Increased chance if family members have Body weight • Risk factor for Alzhiemers Blood pressure: • Risk factor for all Downs syndrome • Risk factor for Alzheimers