Spinal cord injury Flashcards

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1
Q

Motor lesions

A

Amyotrophic lateral sclerosis

Poliomyelitis

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2
Q

Amyotrophic lateral sclerosis (MND)

A

Affects both upper (corticospinal tracts) and lower motor neurones

Results in combination of UMN and LMN signs

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3
Q

Poliomyelitis

A

Affects anterior horns resulting in LMN signs

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4
Q

Combined motor and sensory lesions

A

Brown-Sequard syndrome

Subacute combined degeneration of the spinal cord

Friedrich’s ataxia

Anterior spinal artery occlusion

Syringomyelia

Multiple sclerosis

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5
Q

Brown-sequard syndrome

A

Spinal cord hemisection

Tracts affected:
- lateral corticospinal tract
- dorsal columns
- lateral spinothalamic tract

Ipsilateral spastic paresis below lesion
Ipsilateral loss of proprioception and vibration sensation
Contralateral loss of pain and temperature sensation

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6
Q

Subacute combined degeneration of the spinal cord

A

Vitamin B12 and E deficiency

Tracts affected
- lateral corticospinal tracts
- dorsal columns
- spinocerebellar tracts

Bilateral spastic paresis
Bilateral loss of proprioception and vibration sensation
Bilateral limb ataxia

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7
Q

Anterior spinal occlusion

A

Tracts affected
- same as subacute combined degeneration of the spinal cord

Same features as subacute combined degeneration of the spinal cord
Also cerebellar ataxia

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8
Q

Syringomyelia

A

Tracts affected
- ventral horns
- lateral spinothalamic tract

Flacid paresis
Loss of pain and temperature sensation

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9
Q

Mulstiple sclerosis

A

Tracts affected
- asymmetrical, varying spinal tracts involved

Combination of motor, sensory and ataxia symptoms

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10
Q

Sensory lesions

A

Neurosyphilis (tabes dorsalis)

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11
Q

Neurosyphilis

A

Tracts affected
- dorsal columns

Loss of proprioception and vibration sensation

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