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Syndrome reference sheet
Generated 13 Oct 2026
Neurology · Neurology / Congenital malformations

Chiari malformation syndrome

Also known as: Arnold–Chiari syndrome

Hindbrain herniation with syrinx.

Medical specialty
Neurology
Subspecialty
Neurology / Congenital malformations
Sex & age distribution
Male: affected; Female: affected, female predominance; Children: yes
Gene(s) involved
None recorded

Etiology & mechanism

Posterior fossa underdevelopment.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (5)

dizzinessneck painnumbnessoccipital headachesyringomyelia
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.