Retinal Thickness Measurement
Retinal Thickness Measurement - Related Videos
03:13
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This video utilizes ultrasonography for diagnosis and follow-up tests to determine treatment efficacy of Progressive Resistance Exercise (PRE) in breast cancer-related lymphedema (BCRL). Ultrasonography can be applied effectively to ensure diagnosis and treatment of lymphedema.
08:17
Organotypic Culture of Full-thickness Adult Porcine Retina
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Cited by 19 •
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Here we describe a cost-effective technique for organotypic culture of adult porcine retina for seven days. Briefly, a sterile filter paper was used to lift the neural retina off from the RPE and place photoreceptor side up on an insert raised by a custom-made stand.
10:16
Intravital Video Microscopy Measurements of Retinal Blood Flow in Mice
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Cited by 14 •
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Intravital microscopy can be used in animals to visualize and measure retinal vascular diameters, bloodstream velocities, and total retinal blood flow.
05:51
Measuring Diaphragm Thickness and Function Using Point-of-Care Ultrasound
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Cited by 9 •
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Diaphragm thickness and function can be assessed in healthy individuals and critically ill patients using point-of-care ultrasound. This technique offers an accurate, reproducible, feasible, and well-tolerated method for evaluating diaphragm structure and function.
07:35
Preparation Steps for Measurement of Reactivity in Mouse Retinal Arterioles Ex Vivo
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Cited by 12 •
2018
Many vision-threatening ocular diseases are associated with dysfunctional retinal microvessels. Therefore, the measurement of retinal arteriole responses is important to investigate the underlying pathophysiological mechanisms. This article describes a detailed protocol for mouse retinal arteriole isolation and preparation to assess the effects of vasoactive substances on vascular diameter.
FAQs
Optical coherence tomography uses reflected light and interferometric imaging to produce cross-sectional views of retinal tissue. These signals preserve the spatial organization of the neural retina, allowing software to distinguish anatomical layer boundaries rather than treating the retina as a single undifferentiated structure. The resulting measurements make microscopic structural changes suitable for quantitative comparison in neuroscience research.
Layer boundaries provide the reference points needed to calculate the distance across a selected retinal region. Software identifies these anatomical interfaces in cross-sectional scans and converts their positions into thickness values. This organization allows investigators to examine structural changes within retinal tissue and compare measurements across regions, individuals, or time points instead of relying only on visual impressions.
Repeated measurements can show whether retinal tissue becomes thinner or thicker across defined regions. Tissue loss may indicate structural deterioration, whereas increased thickness may reflect swelling. Comparisons across time points can also help evaluate treatment-related change. In this way, the measurements connect anatomical trajectories with questions about disease progression or response to an intervention.
A typical workflow acquires cross-sectional retinal scans using optical coherence tomography, then applies software to identify the relevant anatomical layer boundaries. The system calculates thickness from those boundaries, and investigators compare the resulting values across retinal regions, individuals, or time points. This sequence converts reflected-light imaging into quantitative data for structural analysis.
Neuroscientists use this approach when they need a noninvasive indicator of structural change in the neural retina. It supports studies of retinal and optic nerve disorders, neurodegenerative disease, and relationships between the eye and brain. Because measurements can be compared across time, the method also helps investigate how tissue structure changes during disease progression or treatment.
Retinal thickness data provide a structural measure that can be examined alongside neural function and disease progression. This is valuable because the retina and optic nerve are relevant to research on neurodegenerative disease and brain-eye relationships. Regional or longitudinal differences in thickness can therefore help researchers connect microscopic retinal alterations with broader neuroscience questions.