Old Age Flashcards

1
Q

How do you test dominant parietal lobe dysfunction?

A
  • Finger agnosia
  • L-R finger disorientation
  • Dysgraphia - draw a sentence
  • Dyscalculia - 100 - 7
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2
Q

How do you test non-dominant parietal lobe dysfunction?

A
  • Dressing apraxia
  • Constructional apraxia - intersecting pentagons + cube
  • Visuospatial neglect - draw a clock
  • Anosognosia - if they have a physical injury/defect are they aware of it
  • Topographical disorientation - do they get lost/confused in new places
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3
Q

How do you test bilateral parietal lobe dysfunction?

A

Astereoagnosia - can they identify a coin in the hand/item
Agraphagnosia - can they tell letters scrawled on their hand

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4
Q

How do you test visual aspects of parietal love dysfunction?

A

Prosopagnogsia - face on a bank note
Visual fields - lower quadrant homonomous hemianopia

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5
Q

What memory tests make up a temporal lobe exam?

A

Memory
- Registration: address

Short term memory:
What did you have for breakfast?
How did you get here today?

Long term memory:
Name of primary school?
Where did you grow up?

Semantic memory:
- First UK prime minister?
- Can you think of any famous landmarks?

FINALLY –> Recall address above

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6
Q

What language tests make up a temporal lobe exam?

A

Repeat phrase - no ifs ands or buts
Alexia: Ask the patient to read a sentence: “Close your eyes”
Agraphia: Write a sentence

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7
Q

What visual recognition tests make up the temporal lobe exam?

A

Naming objects of increasing difficulty (watch/buckle and pen/nib)
Prosopagnosia - recognises the faces on a bank note

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8
Q

Name some visual function tests for temporal lobe?

A

Visual fields - upper quadrant homonymous hemianopia

Clock face - test for neglect: clock face with numbers and time to show 10 past 5

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9
Q

Outline the temporal lobe exam?

A

Memory - registration, short term memory, long term memory, recall
Language - repeat phrase, read a phrase and do actions, write a sentence
Visual recognition - name objects of increasing difficulty, prosopagnosia (name face on a bank note)
Visual function - visual fields

Extras - assess for epileptic phenomenon, assess for psychosis, draw a clock showing 10 past 5 (neglect)

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10
Q

What is the structure of the frontal lobe exam?

A
  • Questions
  • Abstraction tests
  • Frontal release signs
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11
Q

What questions will be asked to start the frontal lobe exam?

A

a) Have you noticed a change in your sense of smell?

b) Have your family/friends reported a change in your personality, specifically are you becoming more impulsive?

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12
Q

What abstraction tests make up the frontal lobe exam?

A

Proverb interpretation
- What does a stitch in nine saves time mean?

Cognitive estimates
- How many camels are there in Denmark?
- How tall is a double decker bus

Similarities
- What are the similarities between a coat and a dress
- What are the similarities between a watch and a ruler

Verbal fluency:
- How many words can the person name beginning with the letter S in 1 minutes

Luria’s three step sequence:
- 5 x repeated without verbal cues - the patient then repeats

Go-no-go test:
- When I tap once you tap twice - test that
- When I tap twice you tap once - test that
- Test both together
- Change rules when I tap once you tap once, when I tap twice you don’t tap - test that

Key search:
- Imagine this piece of paper is a field, you have lost your keys in the field
- Please draw how you will search for the key

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13
Q

What frontal release signs are tested in the frontal lobe exam?

A

Grasp reflex - lightly touch palm to see if the patient grasps

Pamomental reflex - strokes the thenar eminence and looks for contraction of the contralateral mentalis muscle

Pouting - asks patient to close eyes, touches lips firmly with spatula - does the patient pout?

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14
Q

Outline a cognitive exam (MMSE)?

A

ORARLP

Orientation:
- Macro - Micro (time and place)

Remembering:
- Registration –> Repeat three words and learn them - 1 point for each “lemon, tree, car”
- What is the name of the current prime minister? Score 1
What was the name of the US president who was assassinated in the 1960s? Score 1

Attention:
- Serial 7s

Recall:
- 3 items

Language (NIPES)
- Name two objects (pen and nib)
- Say phrase (no Ifs ands or buts)
- 3 stage command - Place index finger of your right hand on your nose then your left ear
- Read and obey a command (close your Eyes)
- Write a Sentences

Additional:
- Name as many words as you can beginning with F. You cannot use names of people or places, and you have one minute. Maximum score 3 (<3 score 0, 3–5 score 1, 6–9 score 2, and 9+ score 3)
- Repeat these words: caterpillar, eccentricity, statistician, unintelligible. Score 2

Construction:
- Intersecting pentagons

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15
Q

Outline the cognitive history points?

A

Cognitive history:
- Time course - sudden impairment and progression

  • 1st symptom that present (most symptoms start focal then become generalised)
  • Memory
    –> Working memory (hold things in their head)
    –> Anterograde memory (can they encode new information e.g. diary appointment)
    –>Retrograde (semantic i.e. facts or episodic i.e. memories)
    –> Procedural)
  • Orientatation
  • Language
    –> Struggle with unusual words
    –> Choosing a more general term rather than a specific time, superordinate substitution
    –> reading/writing
  • Attention
    –> Concentrate on TV, book or conversation
    –> Can they plan

Behaviour:
–> Personality
–> Disinhibition/impulsivity

Depression
–> Apathy/anhedonia

Psychosis
–> Paranoid delusions in Alzh
–> Visual hallucinations in LBD

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16
Q

Background info for cognitive assessment

A
  • PMH
  • Substance misuse
  • Medications (anti-cholinergic)
  • PPH
  • SH: co-inhabitants
  • Personal Hx - premorbid IQ/occupation
  • FHx of Dementia and Neurological history
17
Q

What are the main risks in dementia?

A

Wandering

Stairs

Driving

Self-neglect

Inadvertent overdoses

Finances

Fires

Floods

18
Q

What is the outline of the frontal lobe test?

A

PAVL Go Key Reflex

Smell
Personality - self, others, acted in a way out of character

Abstraction:
- Too many cooks spoil the broth vs. a stitch in time saves nine
- How many Camels in Denmark
- Two objects in common (give example apple & banana, then ask train & bicycle, watch and ruler)

Verbal fluency:
- F, A, S
- 12 in a minute

Luria

Go-no-go test (set-shifting)
- Tap 1 you tap 2
- Tap 2 you tap 1
- Combine
- Tap 1 you tap 1
- Tap 2 you don’t tap

Key

Primitive reflexes
- Grasp
- Pout
- Palmomental reflex

19
Q

How do we test dominant (left) temporal lobe

A

Language
- Receptive aphasia - repeat words from conversation `no ifs and or buts”

  • Verbal retention –> John Smith, West Register Street, Luton, Bedfordshire –> repeat x 3
  • Alexia –> read a couple of sentences
  • Agraphia –> write a couple of sentences
  • Anomia –> start easy then increase in difficulty (pen, bottle, watch, nib)
  • Check verbal retention
20
Q

How do you test non-dominant temporal lobe?

A

Non-verbal retention –> draw two cubes, get them to copy it

Visuospatial function:
- Hemisomatoagnosia - are all four limbs of your body working well?
- Prospagnosia - any difficulty recognising faces? (Benton Facial Recognition Test) // Recognise Queen’s face on a bank note
- Getting lost?

Musical recognition - do you recognise tunes?

Test non-verbal retention

Draw a clockface to assess for neglect

21
Q

What tests check for bilateral temporal lobe?

A

Semantic memory
- Who is the current PM?
- Big river running inside London?
- Which American president got assassinated?

Autobiographical memory
- What did you have for breakfast?
- How did you get here?
- Where were you born?
- What was your first school?

Visual field
- Contralateral upper quadrantopia

Ever had a fit? Ever lost consciousness?
Strange beliefs?

22
Q

Outline the dominant parietal lobe exam?

A

Receptive dysphaisa

Gerstmann’s syndrome:
- Acalculia: 4+7?
- Agraphia: write a sentence
- R-L disorientation: touch R ear w/ L hand
- Finger agnosia: show me your R index finger

Ideomotor apraxia: brush teeth or comb hair

Astereognosia: Pts eye closed - put object in their palm, what is it?

Agraphagnosia: w/eyes closed, trace H or W on patient palm and ask them what it is

23
Q

How is non-dominant parietal lobe assessed?

A

Topographical disorientation: do they get confused or lost in new places?

Constructional apraxia: intersecting pentagons

Dressing apraxia

Anosagnosia: ask patient if they have a deficit are they aware

Neglect: Wiggle L finger, R finger then both fingers, get patient to point to the moving one

24
Q

How is bilateral parietal lobes assessed?

A

Visual fields
Prosopagnosia

25
Q

How is an occipital lobe exam assessed?

A

Visual fields –> contralateral homonymous hemianopia, cortical blindness
Reading
Name colours
Name objects
Recognise faces
Visual hallucinations
Anton-Babinski Syndrome: bilateral cortical blindness, anosognosia, visual confabulation

26
Q

In a cognitive exam with a patient with alcohol dependence what extra areas may need to be covered?

A

Nature of concerns about patient/difficulties
Alcohol hx - intake, cravings, withdrawal, salience, tolerance, harm

MMSE + assessment of:
- Autobiographical memory - recent and far (retrograde memories)
- Semantic memory –> current PM or verbal fluency task
- Degree of insight into their problems –> confabulation?

27
Q

What side effects and complications are associated with acetylcholinesterase inhibitors?

A

SE - nausea/vomiting, dizziness, insomnia, diarrhoea, headache, loss of appetite - often disappears after a few days

Use with caution if drinking - can cause drowsiness together

Complications - bradycardia

Use with caution - conductions difficulties/arrhythmias and if peptic ulcer disease or asthma/COPD

28
Q

Describe the rationale/monitoring behind AchE-I prescriptions

A
  • Recently drugs have been assessed to be effective for treating Alzheimer’s dementia - collectively known as anti-dementia drugs
  • No major differences between then
  • Prescribed for Alz, LBD or mixed dementia (w/ Alz)
  • Work by stopping the breakdown of a chemical messenger known as acetylcholine that is responsible for memory and learning in the brain
  • Overall while dementias are a slowly progressive condition - AchE-I may improve symptoms/slow the deterioration/stabilise. They will not cure or reverse Dementia
  • May be improvement to alertness, motivation, general behaviour and mood
  • 40-50% may shown improvement or stabilisation of their condition at 6 months
  • Prescribed and continued if improvement/no deterioration to MMSE AND evidence of global/functional improvement
  • Need patients to remember to take them
29
Q

How are AchE-I started?

A

Initial assessment:
- Cognitive testing - MOCA/ACE
- ADL assessment
- PMHx, bloods and ECG

Prescribe:
- Low dose - 4 weeks
- May increase dose at 4 weeks
- Trial period 3 months - if improvement continue
- Review every 6 months - assessing general functioning/symptoms and MMSE
- Stopped if MMSE score < 10/30