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Living with Acute zonal occult outer retinopathy

A rare eye condition that causes blind spots, blurred vision, and a loss of side vision, most often in teens and adults.

Understanding Acute zonal occult outer retinopathy

Acute zonal occult outer retinopathy (AZOOR) is a rare condition that affects the eyes.

People may see "whitening of vision" or have blurred vision. GARD lists the onset as the teen years and adulthood.

Signs & symptoms

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

  • Blurred vision
  • Blind spots (scotoma)
  • Enlarged blind spot
  • Loss of side vision
  • Flashes of light (photopsia)
  • Nearsightedness (myopia)

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.

  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)
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
Which eye tests will show how much of my vision is affected?
How will you track changes in my vision over time?
Should I see a retina specialist?

Quick facts

Symptoms usually startTeenager and as an Adult

GARD says the underlying cause of AZOOR is currently unknown.

Also known as: aaoor - acute annular occult outer retinopathy; acute annular occult outer retinopathy; acute local occult outer retinopathy; azoor; azoor - acute zonal occult outer retinopathy

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Acute zonal occult outer retinopathyGARD ID 8640 · 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 Acute zonal occult outer retinopathy.

Explore the Acute zonal occult outer retinopathy blog

Explore research for Acute zonal occult outer retinopathy

Explore actively recruiting Acute zonal occult outer retinopathy studies with HealthSpark.

HealthSpark

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  • Recruiting studies from ClinicalTrials.gov
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  • 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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