Page 52 - JCBP-3-3

Journal of Clinical and
Basic Psychosomatics Integrative neurodegenerative care

medical technology, traditional diagnostic methods often Rather than replacing traditional diagnostic
fail to capture the earliest signs of cognitive decline, which approaches, this integrated system offers a practical and
are crucial for timely intervention and disease management. scalable complement to existing methods, potentially
In addition, emerging research emphasizes the complex enabling earlier detection and more personalized
interplay between cognitive function and emotional health disease monitoring. By incorporating both cognitive and
in ADR progression. Negative emotional states, including emotional diagnostic tools into routine clinical workflows,
stress, fatigue, and lethargy, are increasingly recognized this approach may help bridge current gaps in ADR
not only as symptoms but also as potential contributors assessment and support more tailored interventions for
to cognitive decline, with studies linking these states to patients at risk of cognitive decline.
structural and functional changes in key brain regions,
including the prefrontal cortex and hippocampus. This 2. Retinal biomarker detection
1
evidence highlights a critical need for diagnostic tools that The retina, as a direct extension of the central nervous
integrate both cognitive and emotional health assessments, system, presents a unique opportunity for non-invasive
providing a more comprehensive approach to ADR observation of neurodegenerative changes associated with
evaluation. ADR. Innovations in imaging technology have enabled
Current diagnostic practices primarily focus on detailed observations of retinal changes that may mirror
physiological biomarkers, such as retinal imaging and the broader neurodegenerative processes occurring in the
cerebrospinal fluid (CSF) analysis, or psychological brain. Due to the structural and functional similarities
assessments. However, these methods often fail to account between the retina and the brain, the retina has emerged
for the dynamic interactions between cognitive processes as a critical focus in ADR research. The hypothesis that
and emotional states, a crucial aspect of ADR progression. amyloid-beta plaques accumulate in the retina similarly
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For example, Sharafi et al. demonstrated that retinal to the brain has gained significant support. These plaques
2
amyloid-beta accumulation is a promising biomarker for may contribute to neurodegeneration and neuronal loss,
ADR detection, leveraging non-invasive hyperspectral both of which can be visualized through non-invasive
imaging techniques. While these physiological markers retinal imaging techniques. As a result, retinal biomarkers
provide valuable insight into static pathological changes, have been explored as potential early indicators of ADR
they do not capture daily emotional or psychological pathology (Figure 1).
fluctuations, which can significantly influence cognitive The primary technique used for detecting these changes
performance. This diagnostic gap highlights the need for is optical coherence tomography (OCT), which provides
an integrative approach that combines physiological data high-resolution cross-sectional images of the retina. OCT
with dynamic assessments of emotional health, enabling is capable of measuring the thinning of specific retinal
more comprehensive disease monitoring and personalized layers, a feature that has been correlated with the severity
management strategies. of cognitive decline. Furthermore, OCT angiography has
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This paper proposes a novel integrative diagnostic provided valuable insights into retinal vascular changes,
approach that combines eye-tracking, reaction-retention which may parallel cerebral microvascular alterations
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testing, and the short recovery-stress scale (SRSS) to address associated with ADR progression. In addition to OCT,
critical gaps in ADR detection and management. Together, fluorescence imaging has emerged as a promising method
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these tools synthesize a range of neurophysiological and for detecting amyloid-beta deposits in the retina. This
psychological data to assess both cognitive function and technique provides direct, non-invasive visualization of
the impact of emotional states on cognitive performance. amyloid aggregates, offering potential for early disease
Eye-tracking metrics, such as saccadic velocity and fixation detection before cognitive symptoms become apparent.
stability, provide non-invasive indicators of executive Recent studies continue to support the utility of these
function and neural processing speed, which are known retinal biomarkers. For example, significant retinal layer
to deteriorate in ADR due to prefrontal cortex and tCXShinning has been observed in ADR patients compared
hippocampal degeneration. Similarly, reaction-retention to healthy controls, with findings suggesting a potential
3
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testing quantifies cognitive slowing, as prolonged reaction link between these structural changes and cognitive decline.
times have been associated with synaptic inefficiencies In addition, hyperreflective spots detected in OCT scans
in ADR-related neural pathways. By integrating these have been proposed as potential correlates of amyloid-beta
4
physiological and behavioral markers with SRSS-driven plaques, reinforcing the idea that the retina may serve as
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psychological assessments, this framework provides a an accessible site for the early ADR pathology detection.
multidimensional perspective on ADR progression. However, despite the promise of these techniques, both

Volume 3 Issue 3 (2025) 46 doi: 10.36922/jcbp.8349