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13 Cards in this Set
- Front
- Back
Vibration, touch, proprioception
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Dorsal Column Medial Lemniscal
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DC-ML Decussation
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Medulla
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Pain, Temp
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Spinothalamic
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Spinothalamic decussation
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Spinal cord anterior white commissure, ascends contralaterally
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Movement
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Corticospinal
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Corticospinal ducussation
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Caudal medulla pyramidal decussation
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Polio
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LMN Anterior Horn motor neuron lesions
- flaccid paralysis, hyporeflexia, fasiculations, atrophy |
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ALS
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Combined UMN and LMN
- no sensory or cognitive problems - Defect in superoide dismutase I - Damage Corticospinal and Any Horn |
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Anterior Spinal Artery Occlusion
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- Lose everything except the Dorsal Columns (light touch OK)
- Lose pain, temp, and motor - light touch and proprioception are OK |
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Tabes Dorsalis
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Lesion of dorsal columns and dorsal roots
- caused by primary syphilis - impaired sensation and proprioception - positive romberg - absent DTRs |
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Syringomyelia
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- damage ant white commissure where spinothalamic cross
- bilateral loss of pain and temp in cape like pattern - Chiari |
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Vit B12 and Vit E deficiency
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- Subacute combined degeneration
- damage dorsal columns, lateral corticospinal tracts, and spinocerebellar tracts |
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Brown Sequard
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Hemisection of spinal cord lesion
- Corticospinal damage: Ipsilateral UMN below lesion - Dorsal Column Damage: Ipsilateral loss of sensation, proprioception, and vibration below lesion - Spinothalamic damage: contralateral loss of pain and temp 2 levels below the lesion |