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Raymond Syndrome (Alternating abducens
hemiplegia) A unilateral lesion of the ventral
medial pons, which affects the ipsilateral
abducens nerve fascicles and the corticospinal
tract but spares cranial nerve VII.
1. Ipsiplateral lateral rectus paresis,
due to cranial nerve VI involvement
2. Contralateral hemipegia, sparing the
face, due to pyramidal tract involvement.
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