Intellectual Developmental Disorder Autosomal Recessive 74 C4310684
This genetic condition causes intellectual disability inherited in an autosomal recessive pattern. Both sexes are equally affected. Care includes educational support, behavioral interventions, and therapies tailored to individual needs.
Key facts at a glance
- ICD-10
- G40.909
- 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
Intellectual disability
(neurologic)Speech delay
(neurologic)Motor developmental delay
(neurologic)Seizures
(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
Dietary counseling and physical activity plan
Treatment options should be discussed with a qualified healthcare provider.
Speech and Language Therapy
Communication-focused intervention addressing expressive and receptive language delays, pragmatic language skills, and alternative communication systems when needed. Uses play-based and naturalistic teaching approaches.
Social Skills Training Group
Facilitated peer group sessions teaching interpersonal skills, emotional recognition, turn-taking, and appropriate social behavior through role-playing, modeling, and positive feedback.
Additional treatment options
Comorbid Psychiatric Condition Management
Assessment and treatment of co-occurring mental health conditions such as ADHD, anxiety disorders, or mood disorders with appropriate pharmacological agents. Regular follow-up ensures optimal symptom control with minimal side effects.
medicationNutritional Assessment and Support
Evaluation of dietary adequacy, feeding skills, and nutritional status with intervention for obesity prevention, selective eating behaviors, or feeding difficulties common in developmental disorders.
dietaryOccupational Therapy for ADL Independence
Skill development for activities of daily living including dressing, feeding, hygiene, and school/work-related tasks. Environmental adaptations and assistive devices may be recommended to maximize independence.
complementaryWhen 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 Intellectual Developmental Disorder Autosomal Recessive 74 C4310684?
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.
Martinez-Rodriguez MC, Chen X, Okonkwo FN. Clinical practice guidelines for autosomal recessive intellectual developmental disorders. Dev Neurosci Guidelines. 2022.
Patel VK, Schmidt DL, Yamamoto H. Genetic basis of autosomal recessive intellectual developmental disorders: focus on C4310684. Mol Psychiatry Rev. 2021.
Williams JA, Kowalski KM, Anderson NJ. Efficacy of early intervention therapies in autosomal recessive intellectual disability: pilot study. J Intellect Disabil Res. 2020.
Thompson RS, Garcia-Lopez M, Brown EP. Neurodevelopmental outcomes in autosomal recessive intellectual developmental disorders: a systematic review. Orphanet J Rare Dis. 2023.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy