Elevations of the Retinal Pigment Epithelium in Age-Related Macular Degeneration: Shallow and Bullous Forms

By
Jost B. Jonas
Songhomitra Panda-Jonas
Jie Xue
Rahul A. Jonas
Ya Xing Wang
September 25, 2026

Bmc Ophthalmology

Overview

This study investigates the prevalence and associations of retinal pigment epithelium (RPE) elevations and detachments in a population-based cohort. It classifies these elevations into shallow and bullous forms.

Background

RPE elevations and detachments are significant features in the morphologic spectrum of AMD, which can lead to visual impairment. This study aims to address limitations in previous research by including a larger, population-based cohort.

Data Highlights

No numerical data or trial data provided in the source material.

Key Findings

RPE elevations can be classified as flat RPE elevations (RPEEs) or bullous RPE detachments (RPEDs).
Shallow and bullous RPE elevations are associated with a higher risk of AMD progression.
The study cohort included participants without macular disorders.
OCT imaging was utilized to define and classify RPE elevations and detachments.
Assessment included additional macular findings such as intraretinal hyperreflective foci and abnormalities of the outer nuclear layer.

Clinical Implications

The classification of RPE elevations is essential for understanding the risk of AMD progression. Clinicians should consider these findings in the context of patient assessments to better manage AMD.

Conclusion

This study provides insights into the prevalence and classification of RPE elevations in AMD.

Elevations of the Retinal Pigment Epithelium in Age-Related Macular Degeneration: Shallow and Bullous Forms