Results 11 to 20 of about 105,334 (131)

Comparison of Choroidal Vascular Index Measurements in Pachychoroid Pigment Epitheliopathy using Manual ImageJ-Based Niblack and Protocol-Standardized Otsu Thresholding [PDF]

open access: yesJournal of Current Ophthalmology
Purpose: To compare choroidal vascular index (CVI) measurements obtained using manual ImageJ-based Niblack thresholding and protocol-standardized Otsu thresholding in patients with pachychoroid pigment epitheliopathy (PPE), employing a full-length ...
Doğukan Cömerter
doaj   +3 more sources

Imaging in Pachychoroid Disease [PDF]

open access: yesTürk Oftalmoloji Dergisi
The term pachychoroid was proposed as a term indicating an abnormal increase in choroidal thickness. Eyes presenting with pachychoroid changes often exhibit dilation of the large choroidal vessels, compressing the overlying choriocapillaris and Sattler’s
Sibel Demirel   +3 more
doaj   +4 more sources

Pachychoroid Spectrum Disorders: An Updated Review [PDF]

open access: yesJournal of Ophthalmic & Vision Research, 2023
Pachychoroid disease spectrum is a recent term that has been associated with an increasing number of phenotypes. This review discusses updated findings for each of the typical pachychoroid entities (central serous chorioretinopathy, pachychoroid pigment ...
Richard B. Brown   +2 more
doaj   +2 more sources

Validating the pachychoroid disease spectrum using multimodal imaging

open access: yesIndian Journal of Ophthalmology, 2018
Pachychoroid disease spectrum has garnered considerable interest and has been discussed in detail in recent literature. It refers to a group of retinal and choroidal disorders, namely pigment epitheliopathy, central serous chorioretinopathy ...
Guruprasad Ayachit   +3 more
doaj   +2 more sources

Hyperreflective material in patients with non-neovascular pachychoroid disease

open access: yesBMC Ophthalmology, 2023
Background This study aimed to report eleven cases of non-neovascular pachychoroid disease with hyperreflective material (HRM) that occurred in Japanese patients. Methods A retrospective review of data from eleven patients who had non-neovascular retinal
Maiko Maruyama-Inoue   +6 more
doaj   +2 more sources

Photoreceptor damage in pachychoroid pigment epitheliopathy

open access: yesEye
To investigate the relationship between choriocapillaris perfusion and photoreceptor integrity in pachychoroid pigment epitheliopathy (PPE).We compared 44 PPE eyes with 30 healthy controls using swept-source OCT angiography to analyse ellipsoid zone reflectivity, choriocapillaris flow deficit percentage (FD%) and retinal capillary perfusion.PPE eyes ...
Pasquale Viggiano   +8 more
openaire   +4 more sources

Pachychoroid, an update from the new finding to the usual investigation in selected diseases

open access: yesRevista Brasileira de Oftalmologia
The authors make an update of pachychoroid in a group of the choroidal-retinal diseases that choroidal thickening is an usualenhanced depth image - optic coherence tomography (EDI-OCT) finding like as central serous chorioretinopathy, pachychoroid ...
Miguel Hage Amaro   +4 more
doaj   +2 more sources

Pachychoroid-Related Pigment Epithelial Detachment Treated with Photodynamic Therapy [PDF]

open access: yesBiomedicines
Background: Pachychoroid pigment epitheliopathy (PPE) is a non-exudative entity within the pachychoroid disease spectrum characterized by increased choroidal thickness and isolated serous pigment epithelial detachment (PED) without subretinal fluid ...
Maciej Gawęcki   +3 more
doaj   +2 more sources

RELATIONSHIP BETWEEN CHOROIDAL VASCULAR HYPERPERMEABILITY, CHORIOCAPILLARIS FLOW DENSITY, AND CHOROIDAL THICKNESS IN EYES WITH PACHYCHOROID PIGMENT EPITHELIOPATHY

open access: yesRetina, 2020
Purpose: To use swept-source optical coherence tomography and swept-source optical coherence tomography angiography to investigate potential relationships between choroidal vascular hyperpermeability (CVH) seen with indocyanine green angiography (ICGA), choriocapillaris flow density, and choroidal thickness in eyes with ...
Sakurada, Yoichi   +5 more
openaire   +3 more sources

Pachychoroid pigment epitheliopathy in fellow eyes of patients with unilateral central serous chorioretinopathy

open access: yesBritish Journal of Ophthalmology, 2017
AimsTo investigate the prevalence of pachychoroid pigment epitheliopathy (PPE) in fellow eyes of patients with unilateral central serous chorioretinopathy (CSC) and to determine differences between patients with PPE, uncomplicated pachychoroid (UCP) and normal fellow eyes.MethodsWe retrospectively reviewed 536 patients with CSC. Demographic and medical
M Giray, Ersoz   +4 more
openaire   +3 more sources

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