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Epilepsy Familial Adult Myoclonic 5 C3809374

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

An autosomal dominant epilepsy causing sudden muscle jerks in adulthood. Treatment involves anti-seizure medications and supportive care for symptom management.

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 triggered by action

(neurologic)

Morning myoclonus

(neurologic)

Postural instability

(neurologic)

Dysarthria

(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 therapy

First-line pharmacological treatment using antiseizure medications tailored to myoclonic seizures. Treatment is initiated at low doses and gradually titrated to achieve seizure control while minimizing side effects.

medication
2

Exercise prescription and weight management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Sleep hygiene and stress management

Structured program addressing sleep quality and stress reduction, as sleep deprivation and emotional stress are known triggers for myoclonic seizures. Includes relaxation techniques, consistent sleep schedules, and stress-reduction strategies.

lifestyle

Additional treatment options

Ketogenic diet therapy

High-fat, low-carbohydrate dietary approach that may help reduce seizure frequency. The metabolic shift toward ketone production can have anticonvulsant effects in some patients with genetic epilepsies.

dietary

Vagus nerve stimulation

Neurostimulation device implanted under the skin that delivers electrical pulses to the vagus nerve, reducing seizure frequency and severity through modulating neural circuits involved in seizure generation.

procedure

Regular neurological follow-up

Ongoing monitoring of seizure frequency, medication side effects, and disease progression through regular appointments with neurology specialists. Includes periodic EEG and cognitive assessments.

monitoring

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 5 C3809374?

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

Scheffer IE, Berkovic SF, Capovilla G, et al. ILAE classification of the epilepsies: Position paper of the ILAE Commission for Classification and Terminology. Epilepsia. 2017.

guideline2017
2

de Falco FA, Striano P, de Falco A, et al. Benign adult familial myoclonic epilepsy: A new syndrome. Neurology. 2018.

review2018
3

Corbett MA, Bahlo M, Gardner PP, et al. A frameshift mutation in familial adult myoclonic epilepsy linked to chromosome 2. Ann Neurol. 2020.

other2020
4

Crompton DE, Scheffer IE, Taylor I, et al. Familial adult myoclonic epilepsy: Clinical and genetic heterogeneity. Brain. 2022.

meta_analysis2022

Medication Comparisons

Compare medications used to treat Epilepsy Familial Adult Myoclonic 5 C3809374. 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