Retinal Changes in Dementia with Lewy Bodies
Author Information
Author(s): Albanese Giuseppe Maria, Gharbiya Magda, Visioli Giacomo, Panigutti Massimiliano, Margarella Andrea, Romano Enrico, Mastrogiuseppe Elvia, Sepe-Monti Micaela, Bruno Giuseppe, D’Antonio Fabrizia
Primary Institution: Sapienza University of Rome
Hypothesis
The study aims to identify potential biomarkers for diagnosis and monitoring of Dementia with Lewy Bodies (DLB) through retinal changes observed via optical coherence tomography.
Conclusion
Retinal impairments, particularly lower peripapillary vessel density, may reflect cerebral hypoperfusion in DLB and could serve as potential biomarkers for the disease.
Supporting Evidence
- OCTA revealed reduced superficial and deep vessel densities in the macula.
- SD-OCT parameters showed correlations with DLB, including reduced central macular thickness.
- Logistic regression identified reduced peripapillary vessel density as a significant predictor of DLB.
Takeaway
Doctors looked at the eyes of people with a type of dementia called Lewy Body Dementia to find clues about the disease. They found that changes in the eyes might help doctors understand and diagnose this condition better.
Methodology
A cross-sectional study analyzed 15 DLB patients and 18 matched controls using physical, neurological, neuropsychological, and ophthalmological evaluations, including SD-OCT and OCTA.
Potential Biases
Potential bias due to the small sample size and lack of comparative analysis with other neurodegenerative diseases.
Limitations
The small sample size limits the ability to draw broad conclusions and investigate associations with the severity of DLB symptoms.
Participant Demographics
15 DLB patients (average age 75.9) and 18 healthy controls (average age 73.6), matched for age and sex.
Statistical Information
P-Value
p=0.030
Confidence Interval
CI 1.78 to 49.11
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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