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Updated: Jan 23, 2026

Oxygen-Induced Retinopathy Model for Ischemic Retinal Diseases in Rodents
Published on: September 16, 2020
Retinopathy of prematurity, visual and neurodevelopmental outcome, and imaging of the central nervous system
Tora Sund Morken1, Olaf Dammann2, Jon Skranes3
1Department of Neuromedicine and Movement Science, Norwegian University of Science and Technology (NTNU), Trondheim, Norway; Norway and Department of Ophthalmology, St. Olavs Hospital, Trondheim University Hospital, Trondheim, Norway.
Insights
Retinopathy of prematurity (ROP) is linked to brain structure changes, impacting neurodevelopment. New imaging may reveal ROP as a neurovascular condition affecting both eyes and brain.
Area of Science:
- Neuroscience
- Ophthalmology
- Developmental Biology
Background:
- Retinopathy of prematurity (ROP) is currently diagnosed via retinal vascular examination.
- Emerging evidence links ROP to structural changes in the central nervous system.
- These changes may explain ROP's association with long-term neurocognitive and visual impairments.
Purpose of the Study:
- To review current knowledge on the relationship between ROP and central nervous system alterations.
- To explore the potential of advanced imaging techniques in characterizing the complete visual system in ROP.
- To discuss the hypothesis of ROP as a neurovascular disease affecting the retinal-cerebral interface.
Main Methods:
- Review of existing literature on retinopathy of prematurity and neurodevelopmental outcomes.
- Discussion of advanced neuroimaging techniques (MRI, DTI) and retinal imaging (OCT).
- Synthesis of findings to propose ROP as a potential neurovascular disease.
Main Results:
- ROP is associated with structural alterations in the brain.
- These brain alterations correlate with impaired neurocognitive and visual development in affected individuals.
- Advanced imaging allows for detailed characterization of the visual system in ROP.
Conclusions:
- ROP may be understood as a neurovascular disease, not solely a vascular condition.
- Pathological development occurs at the retinal and cerebral neurovascular interface.
- Future research should focus on these neurovascular aspects of ROP.
Abstract:
Recent findings indicate that retinopathy of prematurity (ROP), presently classified by clinical examinations of retinal vascular tissue, is associated with structural alterations of the central nervous system. Such alterations may be the correlate of the association between ROP and impaired long-term neurocognitive and visual development. The advent of imaging techniques such as structural and diffusion tensor magnetic resonance imaging of the brain, and optical coherence tomography of the retina, will allow the complete visual system to be characterized in greater detail. It has been suggested that ROP may be not only a vascular, but a neurovascular disease, being part of a spectrum that includes pathological development in both the retinal and cerebral neurovascular interphase. We review the present knowledge in the field and point to future directions for research to tackle these questions.
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