HCOLL Flashcards

1
Q

What does BPSD stand for?

A

Behavioural and psychological symptoms of dementia

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2
Q

what percentage of Dementia is Alzheimer’s

A

62%

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3
Q

What are the four theories of Alzheimer’s

A

1) Decreased Ach synthesis
2) Beta amyloid plaques
3) Tau Y
4) inflammation

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4
Q

does Lobular and Hippocampal size increase or decrease in dementia?

A

Decreases

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5
Q

Does ventricular size increase or decrease in dementia

A

Increases

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6
Q

What are three examples of Ach inhibitors

A

1) Donzepil
2) Rivastigmine
3) galantamine

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7
Q

What is an example of a glutamate inhibitor for the treatment of dementia?

A

Memantine

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8
Q

What are the two types of vascular dementia

A

Acute vs Multi infarct

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9
Q

What type of deterioration is seen in vascular dementia

A

Step wise

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10
Q

What percentage does vascular dementia make up compared to others?

A

17%

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11
Q

what is problematic in vascular dementia

A

BPSD

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12
Q

What is management based on in vascular dementia?

A

Control of risk factors

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13
Q

In lewy Body dementia does a patient fluctuate day to day or is it a step wise deterioration?

A

Fluctuates day to day

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14
Q

What should you not give to patients with Lewy body dementia?

A

Antipsychotics

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15
Q

Why should you avoid antipsychotics in dementia

A

They lower D2 so can make symptoms a lot worse.

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16
Q

Name 3 tests that can be done for the frontal battery assessment

A
conceptualization
Lexical fluency ( as many word beginning with 'S')
Luria hand test 
conflicting instructions 
go no go
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17
Q

What changes can be seen in patients with FTD?

A

Profound personality changes

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18
Q

What are the three types of FTD

A

1) Behavioural Variant frontotemporal
dementia
2) Semantic Dementia
3) Progressive nonfluent aphasia

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19
Q

What can be used in the diagnosis of dementia?

Name 3,

A

ACE-r (addenbrookes)
MOCA
Neuropsychological testing

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20
Q

What forms of scanning can be used in the diagnosis of dementia?

A

CT/MRI- SPECT
PET
DAT

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21
Q

Name 4 Behavioural symptoms to BPSD

A
Agitation
Restlessness
Apathy 
Aggression
Shouting
Screaming
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22
Q

Name 4 psychological symptoms of BPSD

A
Anxiety
Depression 
Insomnia
Hallucinations
Delusions
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23
Q

Define Delirium

A

Acute confusional state

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24
Q

Name a minimum of 3 intracranial causes of delirium

A
Neurodegenerative
Space occupying 
Infarction
epilepsy
CBV
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25
Name a minimum of 3 systemic causes of Delirium
Drugs endocrine sepsis infection
26
What are the differences between dementia and delirium
Dementia is : Gradual, progressive, normal consciousness, Delirium: Acute fluctuations, impaired consciousness.
27
Define osteoporosis,
When bone formation and reabsorption become uncouples and result in bone loss.
28
What are some of the clinical features of osteoporosis?
Asymptomatic, Pain or loss of height due to kyphosis caused by fragility fractures Features of underlying disease (eg cushings)
29
Name Secondary causes of osteoporosis in relation to 1) Endocrine 2) drugs 3) inflammatory 4) genetic
1) Cushings, hyperthyroid, hyperparathyroid, prolactinoma, diabetes, hypergonadism. 2) Steroids, sex hormone antagonist, lithium, anticonvulsants, heparin 3) RA, ankylosing spondylitis, IBD 4) Marfans, osteogenesis imperfecta, Turners
30
Describe the results of a dexa scan
>-1 Normal -1 to -2.5 Osteopenia >-2.5 Osteoporosis
31
For younger patients (<50) what score should you use rather than the dexa score
Z score >-2 standard deviations suggests significant bone loss.
32
What is FRAX
Tool to evaluate the risk of fractures in patients
33
What investigations can be used in identifying osteoporosis. (7)
Renal function (Decreased creatinine clearance in women with primary osteoporosis) Bone profile (Calcium, VitD, phosphat, PTH) Thyroid function Bone turnover (tests urine) Multiple myeloma screen ( ESR, Bence jones proteins, ) TTG Cortisol/oestradiol/PSA
34
Name 3 forms of management for osteoporosis
Lifestyle modifications - +Ca intake, - +Weight bearing exercises - Smoking cessation - Alcohol Reduction
35
How do bisphosphonates work? can you give 2/3 examples.
Alendronic acid (Alendronate) Risedronate Zoledronate, They cause osteoclast apoptosis.
36
What drug can increase bone growth
Teriparatide.
37
What is the second line management of osteoporosis
SERM (selective oestrogen receptor modulators) Denosumab- Monoclonal antibody, inhibits osteoclasts by blocking RANK L.
38
What are the bone resorption markers? | How much should a normal person have of the first one?
Collagen Type 1 Cross-linked C-telopeptide (CTX) (healthy person 300-400 pg/ml) Collagen Type 1 Cross-linked N-Telopeptide (NTX) Pyridinoline (PYD)
39
what does PTH and Calcium do in the conditions and what is the cause? a) Primary hyperparathyroidism b)Secondary hyperparathyroidism C) tertiary hyperparathyroidism
A) +PTH +Calcium Parathyroid adenoma B) +PTH +Calcium Physiological response to low calcium C) ++PTH +calcium Autologuys PTH (eg CKD)
40
What are the four types of incontinence
Urge/Detrusor overactivity Stress Overflow Functional
41
Name 5 causes of urge incontinence
``` Too much alcohol or caffeine Poor fluid intake Constipation UTIs Tumours Neurological conditions Drugs ```
42
What are 3 causes of stress incontinence
Damage during childbirth Increased IAP Elhors danlos syndrome
43
What are the two main causes of overflow incontinence?
Detrusor failure- Neuro medication induced, diabetes, spinal surgery, Obstruction- Enlarged Prostate, Bladder stones, Urethral stricture
44
Give 5 examples of functional incontinence
``` Inability to communicate the need for the toilet, Sedation, Unfamiliar surroundings Cognitive impairment Clothing ```
45
What are the reversible causes of incontinence? | Hint: Diapers
``` D Delirium I Infection A Atrophic Urethritis/Vaginitis P Pharmacy E Excessive urine output (diabetes, Hypercalcemia) R Restricted mobility S Stool Impaction ```
46
What can fecal incontinence be a symptom of? (give 5/6 examples)
``` Fecal loading Prolapse Hemorrhoids Sphincter injury Dementia Lower GI cancers ```
47
Give examples (min 4/6) of medications that can cause incontinence
``` Alpha blockers Loop Diuretics Ace inhibitors Anticholinergics Some antidepressants Sedatives ```
48
GIve 4 examples of drugs and how they work for treating urinary incontinence.
``` Antibiotics (for UTI) Oxybutynin (Antimuscarinic) Tolterodine (antimuscarinic) Trospium (antimuscarinic) ```
49
What drug can be used for IBS
Mebeverine
50
Define a pressure ulcer
A pressure ulcer is localised injury to the skin and / underlying tissue over a bony prominence as a result of pressure, or pressure in combination with shear
51
What is the blanch test in pressure sore assessment
Apply pressure to red area should go white then red. If stays white then sign of reduced blood flow,
52
Define a Category 1 pressure ulcer
Non blanchable erythema, Intact skin with non blanchable redness over a body prominence
53
Define a Category 2 pressure ulcer
Partial thickness with loss of dermis, presents with a shallow open ulcer. May also present as an intact or ruptured serum filled blister
54
Define Category 3 pressure ulcer
Full thickness tissue loss, Fat may be visible but not muscle or bone.
55
Define Category 4 pressure ulcer
Full thickness loss, Ulcers extend into muscle and supportive tissue. Osteomyelitis likely.
56
Define unstageable pressure ulcers
Actual depth of star can't be established because of slough
57
What tool can be used to risk assess pressure ulcers?
``` Braden Risk assessment tool Score <16 high risk 17-20 Medium risk 21-23 Low risk (takes into account sensory perception, moisture, activity, mobility, nutrition) ```
58
What tool can be used in the assessment for malnutrition
Malnutrition universal screening tool (MUST)
59
Define a TIA
Neurological deficit of CVD that lasts <24hrs
60
What is Amaurosis Fugax?
Painless Temporary loss of vision (like a curtain descending)
61
What is the cause of Amaurosis Fugax
Temporary reduction in blood flow to retinal artery, ophthalmic artery or ciliary artery. Due to atherosclerosis in carotid AA, Giant cell arteritis, polycythemia rubra vera
62
Define a TACS Stroke
``` All of these: Higher dysfunction -Dysphagia -decreased level of consciousness -Visuospatial neglect -Astereognosis or apraxia ``` Homonymous Hemianopia Motor / sensory deficit
63
Define a PACS stroke
``` 2/3 of these: Higher dysfunction -Dysphagia -decreased level of consciousness -Visuospatial neglect -Astereognosis or apraxia ``` Homonymous Hemianopia Motor / sensory deficit
64
Define a LACS stroke (4 Parts)
any of these Pure motor Pure sensory Sensory motor Ataxic hemiparesis
65
Define a POCS stroke
Any of these CN palsy AND contralateral motor or sensory deficit Bilateral motor / sensory deficit Conjugate eye movement problems Cerebellar dysfunction Isolated homonymous hemianopia