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Syndrome reference sheet
Generated 13 Oct 2026
Neurology · Neurology / Brainstem syndromes

Medial medullary syndrome

Also known as: Dejerine syndrome

Contralateral hemiparesis and loss of proprioception with ipsilateral tongue weakness.

Medical specialty
Neurology
Subspecialty
Neurology / Brainstem syndromes
Sex & age distribution
Male: affected; Female: affected; Children: rare
Gene(s) involved
None recorded

Etiology & mechanism

Anterior spinal artery or vertebral artery occlusion.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (3)

contralateral hemiparesisloss of vibration sensetongue deviation
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.