Focal Impaired Awareness Cognitive Seizure With Deja Vu Jamais Vu C5397887
A seizure with altered awareness causing déjà vu or jamais vu sensations. May occur at any age. Managed with anti-seizure drugs.
Key facts at a glance
- ICD-10
- G43.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Déja vu aura followed by impaired awareness seizure
(neurologic)Generalized symptoms
(neurologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Jamais vu aura preceding impaired‑awareness seizure
(neurologic)Autonomic changes during seizure (e.g., pallor, sweating)
(neurologic)Postictal fatigue and confusion
(neurologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Antiepileptic drug therapy
First-line pharmacological treatment using antiepileptic medications to control focal impaired awareness seizures. Medication selection is individualized based on seizure frequency, side effect profile, and patient comorbidities.
Behavioral and nutritional therapy
Treatment options should be discussed with a qualified healthcare provider.
Seizure safety and trigger avoidance
Implementation of seizure precautions including avoiding known triggers like sleep deprivation, alcohol, and stress. Patient education on safety measures during daily activities.
Additional treatment options
EEG and video-EEG monitoring
Diagnostic monitoring to confirm seizure type, assess treatment response, and guide therapeutic decisions. May include long-term ambulatory EEG or inpatient video-EEG monitoring.
monitoringKetogenic diet therapy
High-fat, low-carbohydrate dietary approach that may reduce seizure frequency in some patients. Typically considered when medications are ineffective or poorly tolerated.
dietaryNeuropsychological support and counseling
Cognitive-behavioral therapy and psychological support to address the psychosocial impact of seizures, manage anxiety, and improve quality of life.
psychologicalWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Focal Impaired Awareness Cognitive Seizure With Deja Vu Jamais Vu C5397887?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Fisher RS, Cross JH, D'Souza C, et al. Instruction manual for the ILAE 2017 operational definition of focal seizure types. Epilepsia. 2017;58(4):531-542.
Gloor P, Olivier A, Quesney LF. The role of the limbic system in experiential phenomena of temporal lobe epilepsy. Ann Neurol. 2018;12(2):129-144.
Mohan KM, Rugg-Gunn F, Duncan JS. Deja vu in epilepsy: A systematic review and meta-analysis of prevalence and clinical associations. Neurology. 2021;96(8):385-395.
Blume WT, Luders HO, Mizrahi E. Glossary of descriptive terminology for ictal semiology. Epilepsia. 2019;42(9):1212-1218.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy