Sensory disturbance consisting of

safaTerkawi

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2022-08-10

Sensory disturbance consisting of.

Pain, sensory loss and paraesthesiae in one leg suggests a spinal cord lesion.
Loss of pain, temperature but not touch sensation in the arms suggests a spinal cord lesion.
Loss of two-point discrimination but not touch sensation suggests a lesion in the thalamus.
Loss of all sensations on the left side suggests a right internal capsule lesion.
Loss of all sensations in a skin region suggests a peripheral nerve or posterior root lesion.

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safaTerkawi

2022-08-10

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A. False Pain is uncommon with spinal cord lesions; the symptoms suggest irritation of a sensory root or peripheral nerve.

B. True The fibres carrying these sensations run in separate tracts in the spinal cord.

C. False It suggests a parietal cortex lesion where such sensory discriminations are made.

D. False It suggests right-sided brain-stem damage since pain is appreciated at subcortical level.

E. True Only peripheral nerves and posterior roots carry all modalities of sensation together from a circumscribed skin area.

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