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Living with X-linked cone dysfunction syndrome with myopia

An X-linked eye condition with moderate to high nearsightedness, astigmatism, and a type of color vision difference.

Understanding X-linked cone dysfunction syndrome with myopia

X-linked cone dysfunction syndrome with myopia is an eye condition with moderate to high nearsightedness, astigmatism, and deuteranopia.

Deuteranopia is a type of color vision difference. It usually shows in childhood. GARD says the gene region has been mapped to Xq28.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet. Its summary describes these:

  • Moderate to high nearsightedness (myopia)
  • Astigmatism
  • Color vision difference (deuteranopia)

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 eye disease specialists and genetic specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    BCM Families Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Eye disease specialists (ophthalmologists); Genetic specialists (geneticists)
Expert care
Expert lists: BCM Families Foundation
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 BCM Families Foundation
  • 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
Which glasses or contacts can help?
How often should eyes be checked?
What are the chances of passing this on?

Quick facts

Symptoms usually startChild
InheritanceX-Linked

GARD says it is X-linked recessive, and the gene location has been mapped to Xq28. It doesn't name a gene.

Genetic

Also known as: bornholm eye disease; bornholm eye disease, x-linked recessive; high myopia with nonprogressive cone dysfunction

Patient organizations

Source: NIH GARD · X-linked cone dysfunction syndrome with myopiaGARD ID 16782 · 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 X-linked cone dysfunction syndrome with myopia.

Explore the X-linked cone dysfunction syndrome with myopia blog

Explore research for X-linked cone dysfunction syndrome with myopia

Explore actively recruiting X-linked cone dysfunction syndrome with myopia studies with HealthSpark.

HealthSpark

Find actively recruiting studies for X-linked cone dysfunction syndrome with myopia 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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