General Flashcards

1
Q

What are two clinical signs of meningism?

A

Kernig’s sign (knee flexion + extension elicits pain) + Brudzinski sign (passive flexion of neck illicits flexion of knee). Both are signs of meningism. Observed in SAH

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2
Q

New acute back pain + bilateral weakness + cancer.

a. osteomalacia
b. prolapsed disc
c. spinal cord compression
d. vertebral fracture

A

spinal cord compression

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3
Q

Which drug should be used for the secondary prevention of stroke in a patient with AF?

A

DOAC e.g. apixaban

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4
Q

Which drug is first line in the secondary prevention of stroke?

A

clopidogrel

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5
Q

Which spinal tract mediates fine touch, vibration, and proprioception?

A

dorsal column

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6
Q

Which spinal tract mediates pain and temp?

A

lateral spinothalamic tract

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7
Q

Which is the motor tract of the spinal cord?

A

lateral corticospinal tract

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8
Q

Which nerves are parasympathetic?

A

Cranial 3, 7, 9, 10

S2-S4

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9
Q

Which nerves are sympathetic?

A

T1-L2 cell bodies

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10
Q

List three signs of UMN lesion

A
Hyperreflexia
Up-going plantars/positive babinski
spasticity: tone +- clonus
pyramidal weakness: extensors in UL and flexors in LL
no wasting
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11
Q

List three signs of LMN lesion

A
wasting
fasiculation
flaccidity: reduced tone
hyporeflexia
down-going plantars
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12
Q

What is the pattern of Brown-Sequard syndrome?

A

ipsilateral loss of proprioception/vibration and motor weakness with contralateral loss of pain

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13
Q

Which spinal tract mediates crude touch?

A

anterior spinothalamic tract

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14
Q

What are the two divisions of the dorsal columns?

A

fasciculus gracilis- lower trunk and legs

fasciculus cuneatus- upper trunk and limbs

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15
Q

Differentials for brown sequard syndrome?

A

penetrating trauma to neck or back
ischaemia
infectious of inflammatory process e.g. MS, TB

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16
Q

Name three signs of cerebellar syndrome

A
DANISHP
Dysdiadochokinesia
Ataxia
Nystagmus- horizontal 
Intention tremor
Speech
Hypotonia
Past pointing
17
Q

State three causes of cerebellar syndrome

A
Alcohol- B12 and thiamine deficiency
Sclerosis
Tumour
Stroke- vertebrobasilar
Paraneoplastic
18
Q

Differentials for black out?

A

CRASH
Cardiac: brady, tachy, structural (LVF, AS, tamponade, PE)

Reflexes: vagal over-activity (vasovagal) and sympathetic under-activity

Arterial: shock, HTN, migraine, TIA, CVA

Systemic: metabolic (hypoglycaemia), anaemia, hypoxia

Head: epilepsy, drop attacks?

19
Q

Patient with vertigo, hearing loss in right ear, tinnitus, and absent corneal reflex. What is the diagnosis?

A

acoustic neuroma= vestibular schwannoma

20
Q

Name a special test for MS?

A

Hoffman’s sign- use to assess for UMN conditions
Hoffmans sign is elicited by flicking the distal phalaynx of the middle finger to cause momentary flexion. A positive result is exaggerated flexion of the terminal phalanyx of the thumb.