Old Age Psyhcitary Flashcards
How many beds are taken up in ARI by old people?
2/3rds
How many old people have a mental health disorder?
2/3rds
How can you diagnose dimentia using ABCD
A ctivities of daily living.
Behavioural and psychiatric symptoms of dimentia
Ç for cognitive impairment
D for decline
What do you need to diagnose dimentia?
A collateral history
Flexible cognitive testing
What are the cognitive features of dimentia?
Dysmensia (memory issues) plus one or more of the following
Dysphasia- communication issue
Dyspraxia- inability to carry out motor skills
Dysgnosia- not recognising objects
Dysexcutive function-
What neuropsychiatric disturbances are common in dimentia?
Psychosis/ hallucinations Depression Altered circadian rhythms Agitation/aggression Anxiety
What are the types of dimentia
Alhezimers- 50%
Vascular- 25%
Mixed vascular dimentia and Alzheimer’s 15%
Lewy body dimentia- 5%
Other (frontal temporal, Huntington’s, MS)-5%
What is the course of dimentia?
Symptoms Diagnosis Loss of functional dependence Behavioural propels. Nursing home Deat
How do you work to gain an early diagnosis for dementia?
Clinical assessment and collateral history check out
If differentials check out
Refer to specialist who can do:
Brain scanning neuropsychology Patient and caregiver counselling Management and symptomatic treatment Follow up
What are the differentials for dementia?
Delerium- Abrupt,precise onset,
variable hour by hour
Depression- abrupt onset, hsitory of depression, short and long term memroy loss
What two questionnaires can be done to test dementia?
Mini mental state examination (MMSE) or the Montreal cognitive assessment (MOCA)
What imaging can be done to look for dementia
CT- basic and used often
SPECT- bright colours,
MRI- gold standard, not well tolerated
How does dementia with Lewy bodies present?
Amnesia not prominent, fluctuation, visual hallucinations, parkinsonism
REM disorder, falls, syncope, loss of consciousness
What is a DAT scan?
Coloured scan, used in Lewy body dementia.
DAT scan on a normal AD patient shows normal re-uptake of the dopamine transporter in the head of the caudate nucleus and the putamen. However in DLB there is reduced uptake in the putamen leading to a full stop sign
What is Pick’s disease?
Also known as frontotemporal dementia, it is a behavioural disorder that comes with emotional blunting, speech disorder and frontal dysexuctive syndrome