Skip to content

Abnormal P50 N95 Ratio Of Pattern Electroretinogram C4072977

Published: July 22, 2026Updated: August 20, 2026

An abnormal result on a specialized eye test measuring retinal response to patterns. May indicate issues with visual processing and typically warrants further eye examination.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

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

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(ophthalmologic)

Mild symptoms that may not significantly impact daily life.

Frequency: Varies

Reduced contrast sensitivity

(ophthalmologic)

Color vision deficiency

(ophthalmologic)

Photophobia

(ophthalmologic)

Generalized vision change

(ophthalmologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

Exercise prescription and weight management

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle
2

Ophthalmologic Surveillance

Regular visual field testing, OCT imaging, and electroretinogram follow-up to monitor progression of retinal or optic nerve dysfunction indicated by abnormal P50/N95 ratios.

monitoring
3

Neuroprotective Agents

Pharmacologic interventions to support retinal ganglion cell function and slow progression of optic nerve pathology.

medication

Additional treatment options

Visual Protection and Environmental Modification

UV protection, reduced blue light exposure, adequate lighting conditions, and avoidance of factors that may exacerbate retinal stress.

lifestyle

Visual Rehabilitation Therapy

Specialized exercises and training to maximize remaining visual function and develop compensatory visual strategies.

physical_therapy

Nutritional Support for Retinal Health

Dietary supplementation with nutrients supporting retinal function including antioxidants and omega-3 fatty acids as adjunctive therapy.

complementary

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Abnormal P50 N95 Ratio Of Pattern Electroretinogram C4072977?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Bach M, Poloschek CM. Electrophysiology and glaucoma: current concepts. Surv Ophthalmol. 2022.

review2022
2

Holder GE, Archer H, Dubis AM. Diagnostic utility of pattern ERG in retinal disease assessment. Clin Ophthalmol. 2020.

clinical_trial2020
3

Parisi V, Scarale G, Balestrazzi E. Pattern electroretinogram in optic nerve diseases: a systematic review. Transl Vis Sci Technol. 2021.

meta_analysis2021
4

International Society for Clinical Electrophysiology of Vision. ISCEV guidelines for clinical pattern electroretinography. Doc Ophthalmol. 2019.

guideline2019

Medication Comparisons

Compare medications used to treat Abnormal P50 N95 Ratio Of Pattern Electroretinogram C4072977. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

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 20, 2026. · Read our editorial policy