Pastest Neuro Flashcards

1
Q

What does bilateral damage to hippocampus cause? (2)

A

Loss of capacity for new learning

Short term memory loss

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2
Q

When does DVLA allow patient to drive after first seizure (with normal imaging)?

A

6 months

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3
Q

Gradual onset tightness headache without neuro signs. Diagnosis?

A

Tension headache

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4
Q

Unilateral, unbearably painful headaches 1-2 times a day for weeks, followed by months of remission. Diagnosis?

A

Cluster headache

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5
Q

What lesion is suggested by fasciculation and atrophy?

A

Lower Motor Neurone Lesion

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6
Q

What lesion is suggested by weakness and spasticity?

A

Upper Motor Neurone Lesion

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7
Q

Charcot-Marie-Tooth syndrome is also known as?

A

Hereditary motor sensory neuropathy

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8
Q

Findings in Charcot-Marie-Tooth syndrome? (3)

A

Stamping gait
High arched feet
Foot drop

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9
Q

Most common vessel in extradural haemorrhage?

A

Middle Meningeal Artery

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10
Q

Headaches, fever, seizures, reduced conscious level. Diagnosis?

A

Encephalitis

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11
Q

Crescentic haematoma crosses suture lines. What is it?

A

Subdural

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12
Q

Elliptical haematoma, doesn’t cross suture lines. What is it?

A

Extradural haematoma

elliptical machine is quite an “extra” way of exercising

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13
Q

Which nerve supplies the buccinator muscle?

A

Facial nerve

hint buccinator is a muscle of facial expression

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14
Q

Which nerve & branch supplies masticatory muscles?

A

Mandibular division of Trigeminal

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15
Q

Head bleed in coagulopathy likely to be?

A

Acute subdural haematoma

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16
Q

Wrist drop caused by injury to which nerve?

A

Radial

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17
Q

What is nursemaid’s elbow?

A

Radial head subluxation (at elbow) causing injury to radial nerve

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18
Q

What test should be done concurrently with lumbar puncture for ?meningitis?

19
Q

Why should glucose be tested concurrently with lumbar puncture?

A

Need to work out CSF:Plasma glucose ratio

20
Q

What is sensed by free nerve endings?

A

Fine touch, heat, cold, pain

Most stuff, not stuck in one area, freeeeee man

21
Q

What type of nerve ending senses fine touch, heat, cold and pain?

A

Free nerve endings

22
Q

What is sensed by Meissner’s corpuscles?

A

Low frequency vibration

23
Q

What type of nerve ending senses vibration?

A

Meissner’s corpuscles

24
Q

Main initial symptoms in Alzheimer’s? (3)

A

Memory loss
Loss of executive function
Agnosia

25
What sort of thing is meant by executive function?
Planning, reasoning, problem solving etc
26
What is agnosia
Inability to recognise objects
27
Main initial symptoms in Fronto-Temporal Dementia? (2)
Disinhibition | Impulsivity
28
Fluctuating mental state with good & bad days is probably?
Lewy Body Dementia or delirium or chronic subdural haematoma or schizophrenia or drug use or ........................
29
Describe how someone with Vascular Dementia might walk?
Rapid stepping gait | Marche à petits pas la démence vasculaire
30
First line in Alzheimer's disease?
Donepezil (prevents decline in cognition for 6mo)
31
Treat subdural haematoma?
Burr hole drainage
32
Pituitary deficiency with intracranial mass in child/adolescent. Most likely pathology?
Craniopharyngeoma
33
Pituitary deficiency with intracranial mass in adult. Most likely pathology?
Pituitary adenoma
34
Side effects of L-Dopa? (3)
Nausea Confusion Postural hypotension
35
Adjuvant therapy in Parkinsons?
Bromocriptine (dopamine agonist) | Selegiline (MAOI B)
36
Symptoms of normal pressure hydrocephalus? (3)
Triad: Gait dyspraxia (leads to falls) Fluctuating confusion Urinary incontinence
37
Symptoms of raised intracranial pressure (ICP)? (3)
Cushing's Reflex Triad: Bradycardia BP Low Breathing shallow Can be caused by Brain Bleed All the Bs! ICP> insane clown posse > clowns and Balloons with a B??????/
38
Why is it best to do sequential sequencing of CSF?
Mitigates risk of Traumatic Tap where blood from inserting tap contaminates samples
39
What is Traumatic Tap & how do we avoid it affecting CSF Samples?
Blood from inserting tap contaminates samples | To avoid take sequential samples
40
Alzheimer's Disease adjuvant for insomnia?
Trazodone
41
Define Normal Pressure Hydrocephalus (2)
Increased CSF in ventricles | CSF pressure normal on Lumbar Puncture
42
First line treatment of Trigeminal Neuralgia?
Carbemazepine
43
Kernig's Sign positive suggests? (2)
Subarachnoid haemorrhage | Meningitis