A proposal for early and personalized treatment of diabetic retinopathy based on clinical pathophysiology and
Thomas W Gardner1, Jeffrey M Sundstrom2
1Kellogg Eye Center, University of Michigan Medical School, 1000 Wall Street, Ann Arbor, MI 48105, United States.
Abstract:
This paper presents a new approach to the prevention and treatment of early stage diabetic retinopathy before vision is severely impaired. This approach includes two major steps. The first step is to understand the mechanisms of vision impairment and classify diabetic retinopathy on the basis of pathophysiologic adaptations, rather than on the presence of advanced pathologic lesions, as defined by current clinical practice conventions. The second step is to develop patient-specific molecular diagnoses of diabetic retinopathy so that patients can be treated based on their individual characteristics, a process analogous to the individualized diagnosis and treatment of cancer patients. This step is illustrated by proteomic analysis of vitreous fluid that reveals evidence of neuroretinal degeneration and inflammation, as well as vascular proliferation. Together, these steps may lead to improved means to preserve vision in the ever-increasing number of patients with diabetes worldwide.
Insights
This study introduces a novel approach to prevent and treat early diabetic retinopathy by classifying it based on underlying mechanisms and developing personalized molecular diagnoses for better vision preservation in diabetic patients.
Area of Science:
- Ophthalmology
- Endocrinology
- Molecular Biology
Background:
- Diabetic retinopathy (DR) is a leading cause of vision impairment in diabetic patients.
- Current DR classification relies on advanced lesions, potentially missing early-stage disease.
- There is a need for proactive strategies to prevent vision loss in early diabetic retinopathy.
Purpose of the Study:
- To present a new approach for early-stage diabetic retinopathy prevention and treatment.
- To reclassify diabetic retinopathy based on pathophysiologic adaptations.
- To establish patient-specific molecular diagnoses for individualized treatment.
Main Methods:
- Understanding the mechanisms of vision impairment in diabetic retinopathy.
- Classifying diabetic retinopathy based on pathophysiologic adaptations.
- Utilizing proteomic analysis of vitreous fluid for molecular diagnosis.
Main Results:
- Proteomic analysis of vitreous fluid identified neuroretinal degeneration, inflammation, and vascular proliferation.
- The proposed classification shifts focus from advanced lesions to underlying pathophysiologic changes.
- Individualized molecular diagnostics offer a pathway for tailored treatment strategies.
Conclusions:
- A new paradigm for early diabetic retinopathy management is proposed.
- Personalized molecular diagnostics can guide treatment to preserve vision.
- This approach holds promise for improving outcomes in the growing diabetic population.
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