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Best Corrected Visual Acuity 3 0 Logmar C4073041

Published: July 22, 2026Updated: August 25, 2026

Very severe visual impairment with best corrected vision at approximately 20/20000, near total blindness. Patients typically require comprehensive rehabilitation, assistive technology, and mobility training.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

ICD-10
H53.9
ICD-11
9A00.0
Body system
ophthalmologic
Severity
critical
Chronic
false

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

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Complete blindness

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Generalized symptoms

Symptoms may be severe and require urgent medical attention.

Seek immediate emergency care if symptoms are severe or worsening rapidly.

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Retinal detachment

Lack of visual fixation

(ophthalmologic)

Ocular discomfort

(ophthalmologic)

Medication Comparisons

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy