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Developmental And Epileptic Encephalopathy 71 C5193030

Published: July 22, 2026Updated: August 26, 2026

A severe developmental and epileptic encephalopathy caused by genetic mutations, affecting infants with seizures and profound developmental impairment. Care is supportive, aimed at managing seizures and maximizing function.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 26, 2026Editorial policy

Key facts at a glance

ICD-10
G40.909
ICD-11
8A00.0
Body system
neurologic
Severity
severe
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Epileptic seizures

!

Focal motor deficits

Generalized symptoms

(neurologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Developmental delay

(neurologic)

Cortical visual impairment

(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 (ASM) Monotherapy or Polytherapy

Pharmacological seizure control using one or more antiseizure medications based on seizure semiology. Regular clinical review assesses therapeutic response and tolerability.

medication
2

Combination drug regimen with regular assessment

Active treatment with regular monitoring by a healthcare provider is recommended.

medication
3

Modified Atkins Diet

Less restrictive than ketogenic diet, emphasizing high-fat, low-carbohydrate intake with protein allowance. May improve seizure control with fewer metabolic complications.

dietary

Additional treatment options

Developmental and Cognitive Assessments

Periodic neuropsychological evaluations to track developmental progress, identify specific deficits, and inform educational interventions.

monitoring

Occupational Therapy

Therapeutic interventions focused on fine motor skills, activities of daily living, and sensory integration to maximize functional independence.

physical_therapy

Behavioral and Psychological Support

Individualized behavioral interventions addressing challenging behaviors, anxiety, and emotional regulation common in neurodevelopmental disorders.

psychological

When to seek medical help

Recognize when you need immediate medical attention.

See a doctor within 24 hours

Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.

Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Developmental And Epileptic Encephalopathy 71 C5193030?

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

general

Medication Comparisons

Compare medications used to treat Developmental And Epileptic Encephalopathy 71 C5193030. 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 26, 2026. · Read our editorial policy