Lateral pontine syndrome

Case contributed by Ravi Kumar Saman
Diagnosis certain

Presentation

A hypertensive patient presented with left hemiparesis, pain and loss of temperature sensation on the left side and right side facial weakness.

Patient Data

Age: 40 years
Gender: Male
mri

T1 hypointensity, T2/FLAIR hyperintensity and DWI diffusion restriction in the right lateral pons, indicating acute infarct (i.e. lateral pontine syndrome).

Case Discussion

During examination, the patient displayed left hemiparesis. MRI DWI revealed a small infarct in the right lateral pons, indicating a case of lateral pontine syndrome (Marie-Foix syndrome). This is one of the brainstem stroke syndromes, caused by occlusion of a branch of the basilar artery and anterior inferior cerebellar artery.

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