cortical dysplasia-focal epilepsy syndrome

ORPHA: 163681

Overview

brain disease characterized by cortical dysplasia, focal epilepsy, macrocephaly, and diminished deep-tendon reflexes that has material basis in homozygous or compound heterozygous mutation in the CNTNAP2 gene on chromosome 7q35-q36

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with cortical dysplasia-focal epilepsy syndrome, sourced from HPO and Orphanet clinical annotations.

Delayed speech and language developmentSeizureAbnormality of neuronal migrationFocal-onset seizureAbnormal neuron morphologyDelayed ability to walkGlobal developmental delayMental deteriorationMotor delayPoor speechProgressive language deteriorationBilateral tonic-clonic seizure with focal onsetEEG with generalized slow activitySevere intellectual disabilityInterictal epileptiform activityEEG with generalized epileptiform dischargesEEG with generalized polyspikesHypertelorismDownslanted palpebral fissuresNystagmusAtypical behaviorAutismAggressive behaviorSelf-mutilationLow frustration toleranceHyperactivityReduced eye contactPrecocious pubertyAtaxiaHypotoniaHyporeflexiaAreflexiaAbsent speechObesityPes cavusLower limb spasticityHepatomegalyModerate intellectual disabilityIntermittent hyperventilationCerebellar vermis atrophyPeriventricular leukomalaciaReceptive language delayEEG with focal spikesFeeding difficultiesSkin-pickingStereotypical hand wringingAbnormal temper tantrumsCerebral palsyPreaxial polydactyly

Classification & Codes

Orphanet Code

ORPHA:163681
cortical dysplasia-focal epilepsy syndrome
OrphanetORPHA:163681
Treatments0 drug(s)
Symptoms on record49 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO