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High-Altitude Retinopathy Presenting as Blue Spots with Prolonged Recovery: A Case Report.

Ben Smith¹, Nicola Wetherill², Daniel S Morris³

¹Neuroscience and Ophthalmology, Institute of Inflammation and Ageing, University of Birmingham, Birmingham, United Kingdom.

High Altitude Medicine & Biology

|February 6, 2025

Summary

High-altitude retinopathy (HAR) can cause vision changes. This case report details atypical blue spots and prolonged recovery, expanding understanding of this altitude illness.

Keywords:

high-altitude illness high-altitude retinopathy retinal hemorrhage retinopathy

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Area of Science:

Ophthalmology
Altitude Medicine
Travel Medicine

Background:

High-altitude retinopathy (HAR) is a common ocular condition associated with high-altitude illness.
HAR typically presents asymptomatically or with mild visual disturbances and retinal vascular changes.
Most HAR cases resolve spontaneously within 12 weeks without lasting visual impairment.

Purpose of the Study:

To report an atypical case of high-altitude retinopathy (HAR).
To describe unusual presenting symptoms of "blue spots" in both eyes.
To highlight a prolonged recovery period in a case of HAR.

Main Methods:

Case report of a 29-year-old female.
Ascent to 5,420 meters.
Assessment in an emergency ophthalmology clinic upon return to the United Kingdom.

Main Results:

The patient experienced atypical "blue spots" in both eyes after high-altitude exposure.
Visual recovery was prolonged, extending beyond the typical 12-week timeframe.
The case presented with symptoms and recovery patterns not commonly associated with HAR.

Conclusions:

This case broadens the understanding of high-altitude retinopathy (HAR) presentations.
Atypical symptoms like "blue spots" and prolonged recovery can occur in HAR.
Further research may be needed to fully characterize the spectrum of HAR.