Pseudobulbar palsy is an upper motor neuron palsy that affects the corticobulbar tracts of the V th, VII th, IX th, X th, XI th, and XII th cranial nerves. Any condition which disrupts or damages the cranial nerve nuclei or corticobulbar tracts can cause bulbar or pseudobulbar palsy (e.g., stroke , multiple sclerosis , infections, brain stem …
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