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Living with CTCF-related neurodevelopmental disorder

A rare genetic condition with developmental delay, intellectual disability, feeding trouble, and behavior and vision differences.

Understanding CTCF-related neurodevelopmental disorder

CTCF-related neurodevelopmental disorder is a rare genetic condition that affects development and learning.

It causes global developmental delay, intellectual disability from borderline to severe, feeding difficulties, behavior differences, vision differences, and mild facial differences. Other features can include a small head, short stature, cleft palate, minor heart defects, recurrent infections, or hearing loss. It can show up at a variety of ages.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Intellectual disability
  • Delayed speech and language
  • Feeding difficulties
  • Autistic behavior
  • Vision differences, such as crossed eyes or farsightedness
  • Small head (microcephaly)

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include brain and nervous system specialists and genetic specialists.

  3. Consider genetic testing

    Changes in CTCF are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Genetic specialists (geneticists)
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with Simons Searchlight
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Would CTCF gene testing help our family?
What therapies can help with development and feeding?
How often should vision, hearing, and the heart be checked?

Quick facts

Symptoms usually starta variety of ages
InheritanceAutosomal Dominant
GenesCTCF

It is caused by changes in the CTCF gene. It is autosomal dominant, meaning one changed copy of the gene can be enough to cause it.

GeneticNeurological

Also known as: intellectual development disorder, autosomal dominant 21; intellectual developmental disorder, autosomal dominant 21; intellectual disability-feeding difficulties-developmental delay-microcephaly syndrome; intellectual disability, autosomal dominant 21; intellectual disability, autosomal dominant type 21; mrd21

Patient organizations

Source: NIH GARD · CTCF-related neurodevelopmental disorderGARD ID 17566 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with CTCF-related neurodevelopmental disorder.

Explore the CTCF-related neurodevelopmental disorder blog

Explore research for CTCF-related neurodevelopmental disorder

Explore actively recruiting CTCF-related neurodevelopmental disorder studies with HealthSpark.

HealthSpark

Find actively recruiting studies for CTCF-related neurodevelopmental disorder with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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