USMLE/UWorld - Lateral Medullary Syndrome, Wallenberg Syndrome, PICA, USMLE Step 1, Neurology

Posterior inferior cerebellar artery occlusion causes lateral medullary syndrome/Wallenberg Syndrome. This disorder is characterized by vertigo/nystagmus, ipsilateral cerebellar signs, loss of pain/temperature sensation in the ipsilateral face and contralateral body, bulbar weakness, and ipsilateral Horner syndrome.

Paul Hudson, CC BY 2.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

Moeller K, Willmes K and Klein E, CC BY 4.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

By As eo, CC BY-SA 4.0, https://commons.wikimedia.org/w/index...

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Videos are based on 2024 UWorld Step 1 Questions
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