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Syndrome reference sheet
Generated 13 Oct 2026
Neurology · Neurology / Movement disorders; Behavioral neurology

Corticobasal syndrome

Also known as: Corticobasal syndrome (CBS)

Clinical syndrome of asymmetric rigidity, apraxia and cortical sensory loss.

Medical specialty
Neurology
Subspecialty
Neurology / Movement disorders; Behavioral neurology
Sex & age distribution
Male: affected; Female: slightly more common; Children: no
Gene(s) involved
GRN, MAPT, TARDBP

Etiology & mechanism

Heterogeneous pathology: corticobasal degeneration, PSP, Alzheimer disease or FTLD-TDP.

Gene(s) involved (3)

GRNMAPTTARDBP

Symptoms & signs (7)

alien limbaphasiaapraxiaasymmetric limb rigiditycortical sensory lossdystoniamyoclonus

Note

Overlaps #70

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