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Use of the new MultiColour SPECTRALIS® software for identifying retinal nerve fibre layer defects
E Fuentemilla1, M P Bambo1, B Cameo1
1Servicio de Oftalmología, Hospital Universitario Miguel Servet, Zaragoza, España; Instituto de Investigación Sanitaria de Aragón (IIS Aragón), Grupo de Investigación Miguel Servet Oftalmología (GIMSO), Universidad de Zaragoza, Zaragoza, España.
Archivos De La Sociedad Espanola De Oftalmologia
|September 5, 2020
Summary
New MultiColour software on SPECTRALIS Optical Coherence Tomography (OCT) effectively identifies retinal nerve fibre layer (RNFL) defects, showing good agreement with traditional methods for diagnosing glaucoma.
Area of Science:
- Ophthalmology
- Medical Imaging
- Glaucoma Diagnostics
Background:
- Traditional fibre photography for retinal nerve fibre layer (RNFL) defect identification is becoming unavailable.
- Optical Coherence Tomography (OCT) offers advanced imaging capabilities for retinal structures.
Observation:
- A new MultiColour module for SPECTRALIS OCT utilizes three simultaneous laser wavelengths.
- This module generates depth-encoded, colour-differentiated images of retinal structures.
Findings:
- A concordance study evaluated the MultiColour module against traditional fibre photography for RNFL defect detection.
- Good inter-observer agreement (κ=.746) was achieved with MultiColour imaging.
- Approximately 70% of mild glaucoma patients with RNFL defects were identified using MultiColour OCT.
Implications:
- The MultiColour OCT software demonstrates utility in assessing RNFL defects.
- This imaging technique is considered easy to perform for clinical evaluation.
- It offers a viable alternative for diagnosing conditions like glaucoma where RNFL assessment is crucial.
