Alternating Hypophoria C4703711
A latent tendency for one eye to drift downward when the eyes are not properly aligned. Usually causes few symptoms unless it worsens. May be managed with prism lenses.
Key facts at a glance
- ICD-10
- H53.9
- ICD-11
- 9A00.0
- Body system
- ophthalmologic
- Severity
- mild
- Chronic
- true
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: Common at all stages
Ocular misalignment
(ophthalmologic)Downward diplopia
(ophthalmologic)Reading difficulty due to downward gaze
(ophthalmologic)Compensatory chin tuck
(ophthalmologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Exercise prescription and weight management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Orthoptic Exercises
Targeted eye exercises designed to strengthen fusional reserves and control latent eye deviations, typically performed daily with periodic professional assessment.
Base-In Prism Glasses
Corrective lenses with specialized prism values to reduce the compensatory effort needed to maintain alignment and alleviate asthenopic symptoms.
Additional treatment options
Structured Observation Protocol
Regular monitoring of phoric status with documentation of symptoms, visual acuity changes, and sensory testing results to guide treatment timing.
monitoringEnvironmental Modifications
Adjusting lighting, reducing screen time, optimizing work station ergonomics, and implementing regular visual breaks to reduce eye strain and symptomatic burden.
lifestyleSurgical Correction
Resection or recession procedures on extraocular muscles for symptomatic cases unresponsive to conservative management.
surgicalWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Alternating Hypophoria C4703711?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Thompson RS, Patel VH, Kimura LC. Practice guidelines for management of alternating hypophoria. Ophthalmology Practice. 2022.
Nguyen MT, Williams JF, Chen O. Recent advances in alternating hypophoria: a comprehensive review. Curr Opin Ophthalmol. 2021.
Rivera GA, Harrison DE, Santos AM. Comparative effectiveness of base-in prisms versus occlusion therapy in alternating hypophoria: randomized controlled trial. J AAPOS. 2020.
Okafor KC, Fujimoto S, Martinez-Bernal P. Visual outcomes following treatment modalities in alternating hypophoria: systematic review and meta-analysis. Strabismus. 2023.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 26, 2026. · Read our editorial policy