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Living with Rieger anomaly

A rare genetic eye condition present at birth that affects the front part of the eye, including the iris and pupil.

Understanding Rieger anomaly

Rieger anomaly is a rare genetic eye condition present at birth that affects the front part of the eye.

It causes changes to the iris (the colored part of the eye) and the pupil, including thinning of the iris, holes or false holes in it, and an off-center pupil. It also includes the features of Axenfeld's anomaly. It is present from birth.

Signs & symptoms

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

  • Thinning of the iris
  • Holes or false holes in the iris
  • Off-center pupil (corectopia)
  • Strands in the front chamber of the eye

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.

Care & treatment

Care team
Eye disease specialists (ophthalmologists); 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 rare disease patient organizations for support
  • 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
Is genetic testing available for this condition?
How often should eye pressure and vision be checked?
Should other family members have eye exams?

Quick facts

Symptoms usually startNewborn
InheritanceAutosomal Dominant

GARD lists autosomal dominant inheritance, so one changed copy of a gene can be enough. It does not name a gene in this record.

Genetic

Also known as: goniodysgenesis hypodontia; iridogoniodysgenesis with somatic anomalies; rieg; rieger syndrome; rieger's syndrome

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Rieger anomalyGARD ID 16482 · 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 Rieger anomaly.

Explore the Rieger anomaly blog

Explore research for Rieger anomaly

Explore actively recruiting Rieger anomaly studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Rieger anomaly 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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