<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The purpose of the study was to present the ability of Drusen analysis software tool to measure drusen area and volume in patients with dry age-related macular degeneration (AMD). Eleven patients with confirmed dry AMD aged 59-74 years were scanned with 3D OCT-2000 Topcon 3D Macula scanning protocol by a single operator. All subjects underwent a complete ophthalmologic examination including best corrected visual acuity, indirect biomicroscopy, tonometry, fluorescein angiography and OCT. Drusen analysis was performed on the macula with 6.0 × 6.0 mm volume cube scans and 512×128 pixels scan resolution. The results were presented along with calculated values in two clearly arranged reports. Mean follow-up period was 19 months (6-40). Count, area occupation, volume of the drusen and 3D retinal pigment epithelium (RPE) elevation map were presented in a Macula drusen analysis report. Drusen count and volume in 6 patients were increased at the end of follow-up period. There were 5 patients with regression in drusen count and area and volume of the drusen in 3 of them were higher than on previous examination. Another 2 were with regression not only in drusen count but also in their area and volume. With this software tool the status of RPE can be objectively and automatically examined in detail and can be followed up over time. OCT allows for precise quantitative evaluation and study of microstructural changes in patients with dry AMD and provides three-dimensional information of macular pathology in situ and in real time. This could be useful for determining stages and monitoring the progression of AMD.</p></abstract>

The purpose of the study was to present the ability of Drusen analysis software tool to measure drusen area and volume in patients with dry age-related macular degeneration (AMD). Eleven patients with confirmed dry AMD aged 59-74 years were scanned with 3D OCT-2000 Topcon 3D Macula scanning protocol by a single operator. All subjects underwent a complete ophthalmologic examination including best corrected visual acuity, indirect biomicroscopy, tonometry, fluorescein angiography and OCT. Drusen analysis was performed on the macula with 6.0 × 6.0 mm volume cube scans and 512×128 pixels scan resolution. The results were presented along with calculated values in two clearly arranged reports. Mean follow-up period was 19 months (6-40). Count, area occupation, volume of the drusen and 3D retinal pigment epithelium (RPE) elevation map were presented in a Macula drusen analysis report. Drusen count and volume in 6 patients were increased at the end of follow-up period. There were 5 patients with regression in drusen count and area and volume of the drusen in 3 of them were higher than on previous examination. Another 2 were with regression not only in drusen count but also in their area and volume. With this software tool the status of RPE can be objectively and automatically examined in detail and can be followed up over time. OCT allows for precise quantitative evaluation and study of microstructural changes in patients with dry AMD and provides three-dimensional information of macular pathology in situ and in real time. This could be useful for determining stages and monitoring the progression of AMD.

Dry Age-Related Macular Degeneration – A New Approach In Optical Coherence Tomography Monitoring And Quantitative Assessment

Department of Ophthalmology and Visual Science, Medical University Varna, Specialized Eye Hospital – Varna, Varna, Bulgaria

Journal of Biomedical and Clinical Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The purpose of the study was to present the ability of Drusen analysis software tool to measure drusen area and volume in patients with dry age-related macular...

Dry Age-Related Macular Degeneration – A New Approach In Optical Coherence Tomography Monitoring And Quantitative Assessment

Publié en ligne: 10 déc. 2015

Pages: 148 - 154

Reçu: 30 oct. 2014

Accepté: 19 déc. 2014

DOI: https://doi.org/10.1515/jbcr-2015-0141

Mots clés
optical coherence tomography, dry

© 2014 Elitsa G. Hristova et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Dry Age-Related Macular Degeneration – A New Approach In Optical Coherence Tomography Monitoring And Quantitative Assessment

Publié en ligne: 10 déc. 2015

Pages: 148 - 154

Reçu: 30 oct. 2014

Accepté: 19 déc. 2014

DOI: https://doi.org/10.1515/jbcr-2015-0141

Mots clésoptical coherence tomography, dry

© 2014 Elitsa G. Hristova et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
optical coherence tomography, dry