Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy

In the pathophysiology of central serous chorioretinopathy (CSC), scleral changes inducing increased venous outflow resistance are hypothesized to be involved. This work aims to investigate anterior scleral thickness (AST) as a risk factor for pachychoroid disorders. A randomized prospective case-co...

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Main Authors: Leonie F. Keidel, Benedikt Schworm, Julian Langer, Nikolaus Luft, Tina Herold, Felix Hagenau, Julian E. Klaas, Siegfried G. Priglinger, Jakob Siedlecki
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/12/9/3102
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author Leonie F. Keidel
Benedikt Schworm
Julian Langer
Nikolaus Luft
Tina Herold
Felix Hagenau
Julian E. Klaas
Siegfried G. Priglinger
Jakob Siedlecki
author_facet Leonie F. Keidel
Benedikt Schworm
Julian Langer
Nikolaus Luft
Tina Herold
Felix Hagenau
Julian E. Klaas
Siegfried G. Priglinger
Jakob Siedlecki
author_sort Leonie F. Keidel
collection DOAJ
description In the pathophysiology of central serous chorioretinopathy (CSC), scleral changes inducing increased venous outflow resistance are hypothesized to be involved. This work aims to investigate anterior scleral thickness (AST) as a risk factor for pachychoroid disorders. A randomized prospective case-control study was performed at the Ludwig Maximilians University, Department of Ophthalmology. In patients with CSC or pachychoroid neovasculopathy (PNV) and in an age- and refraction-matched control group, swept source optical coherence tomography (SS-OCT) was used to measure anterior scleral thickness (AST). Subfoveal choroidal thickness (SFCT) was assessed using enhanced depth imaging OCT (EDI-OCT). In total, 46 eyes of 46 patients were included in this study, with 23 eyes in the CSC/PNV and 23 eyes in the control group. A significantly higher AST was found in the CSC/PNV compared with the control group (403.5 ± 68.6 (278 to 619) vs. 362.5 ± 62.6 (218 to 498) µm; <i>p</i> = 0.028). Moreover, the CSC/PNV group showed a higher SFCT (392.8 ± 92.8 (191–523) vs. 330.95 ± 116.5 (167–609) µm, <i>p</i> = 0.004). Compared with the age- and refraction-matched controls, patients with CSC and PNV showed a significantly thicker anterior sclera. Scleral thickness might contribute to the venous overload hypothesized to induce pachychoroid phenotypes.
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spelling doaj.art-26ea33a28bd2414e9693c27eb3b4810b2023-11-17T23:10:45ZengMDPI AGJournal of Clinical Medicine2077-03832023-04-01129310210.3390/jcm12093102Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid NeovasculopathyLeonie F. Keidel0Benedikt Schworm1Julian Langer2Nikolaus Luft3Tina Herold4Felix Hagenau5Julian E. Klaas6Siegfried G. Priglinger7Jakob Siedlecki8Department of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyDepartment of Ophthalmology, Ludwig-Maximilians-University, 80336 Munich, GermanyIn the pathophysiology of central serous chorioretinopathy (CSC), scleral changes inducing increased venous outflow resistance are hypothesized to be involved. This work aims to investigate anterior scleral thickness (AST) as a risk factor for pachychoroid disorders. A randomized prospective case-control study was performed at the Ludwig Maximilians University, Department of Ophthalmology. In patients with CSC or pachychoroid neovasculopathy (PNV) and in an age- and refraction-matched control group, swept source optical coherence tomography (SS-OCT) was used to measure anterior scleral thickness (AST). Subfoveal choroidal thickness (SFCT) was assessed using enhanced depth imaging OCT (EDI-OCT). In total, 46 eyes of 46 patients were included in this study, with 23 eyes in the CSC/PNV and 23 eyes in the control group. A significantly higher AST was found in the CSC/PNV compared with the control group (403.5 ± 68.6 (278 to 619) vs. 362.5 ± 62.6 (218 to 498) µm; <i>p</i> = 0.028). Moreover, the CSC/PNV group showed a higher SFCT (392.8 ± 92.8 (191–523) vs. 330.95 ± 116.5 (167–609) µm, <i>p</i> = 0.004). Compared with the age- and refraction-matched controls, patients with CSC and PNV showed a significantly thicker anterior sclera. Scleral thickness might contribute to the venous overload hypothesized to induce pachychoroid phenotypes.https://www.mdpi.com/2077-0383/12/9/3102pachychoroidpachyscleraswept-source optical coherence tomographyanterior scleral thicknesscentral serous chorioretinopathypachychoroid neovascularisation
spellingShingle Leonie F. Keidel
Benedikt Schworm
Julian Langer
Nikolaus Luft
Tina Herold
Felix Hagenau
Julian E. Klaas
Siegfried G. Priglinger
Jakob Siedlecki
Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
Journal of Clinical Medicine
pachychoroid
pachysclera
swept-source optical coherence tomography
anterior scleral thickness
central serous chorioretinopathy
pachychoroid neovascularisation
title Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
title_full Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
title_fullStr Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
title_full_unstemmed Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
title_short Scleral Thickness as a Risk Factor for Central Serous Chorioretinopathy and Pachychoroid Neovasculopathy
title_sort scleral thickness as a risk factor for central serous chorioretinopathy and pachychoroid neovasculopathy
topic pachychoroid
pachysclera
swept-source optical coherence tomography
anterior scleral thickness
central serous chorioretinopathy
pachychoroid neovascularisation
url https://www.mdpi.com/2077-0383/12/9/3102
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