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Epilepsy Familial Adult Myoclonic 3 C3150860

Published: July 22, 2026Updated: August 20, 2026

An inherited form of epilepsy causing involuntary muscle jerks (myoclonus), typically emerging in adulthood and following an autosomal dominant inheritance pattern.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

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.

Generalized symptoms

(neurologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Myoclonic jerks

(neurologic)

Action myoclonus

(neurologic)

Gait ataxia

(neurologic)

Cognitive decline

(neurologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Antiseizure medication

First-line pharmacological management with appropriate antiseizure medications to control myoclonic jerks and associated seizure activity; medication selection individualized based on response.

medication
2

Dietary counseling and physical activity plan

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Seizure trigger avoidance

Education and identification of personal seizure triggers including sleep deprivation, alcohol, stress, and photic stimulation with implementation of avoidance strategies.

lifestyle

Additional treatment options

Neurological follow-up

Regular neurological assessments with EEG monitoring to evaluate treatment efficacy and disease progression patterns in this genetic condition.

monitoring

Ketogenic diet consideration

Medical supervised ketogenic or modified Atkins diet may be considered for medication-resistant cases, particularly in younger patients with good tolerability.

dietary

Psychological support

Counseling addressing the impact of chronic epilepsy on quality of life, anxiety, and depression with coping strategies and family education.

psychological

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Epilepsy Familial Adult Myoclonic 3 C3150860?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

International League Against Epilepsy. ILAE Consensus Recommendations on Familial Adult Myoclonic Epilepsy. Epilepsia. 2022.

guideline2022
2

Yamamoto H, Saito M, Nakamura K. Efficacy of Levetiracetam in Familial Adult Myoclonic Epilepsy Type 3: A Prospective Study. Neurology. 2021.

clinical_trial2021
3

Coppola A, Ferrari G, Meletti S. Neurophysiological and Genetic Advances in Familial Adult Myoclonic Epilepsy: A Comprehensive Review. Clin Neurophysiol. 2020.

review2020
4

Ikeda A, Matsumoto R, Kondo T. Phenotypic Spectrum and Genotype Correlations in Chromosome 2-Linked Familial Adult Myoclonic Epilepsy. Brain. 2019.

review2019

Medication Comparisons

Compare medications used to treat Epilepsy Familial Adult Myoclonic 3 C3150860. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy