نتایج جستجو برای: progressive keratoconus
تعداد نتایج: 119620 فیلتر نتایج به سال:
Keratoconus and Congential Degenerative Heart Diseases M.Mohammady1, MR.Solaimani1, H.Movahedan2 1- Assistant Professor of Ophathalmology. Medical university of Rafsanjan , Iran 2- Assistant Professor of Ophathalmology. Shiraz Medical university of Rafsanjan , Iran Background: To determine the association of congenital heart disease with keratoconus Material and Methods: In a case – control stu...
Purpose: To diagnose keratoconus from healthy eyes, as well as suspected keratoconus. Methods: Certain parameters were extracted from Casia, Corvis, and Pentacam HR devices for 3 groups of healthy, with keratoconus, and suspected keratoconus. This study was performed on 340 eyes with keratoconus, 310 normal eyes, and 350 suspected keratoconus. The processing method involved the fusion of featur...
Background Keratoconus (KCN) is a bilateral, progressive, and non-inflammatory disorder in the cornea, which results in thinning and protrusion of the cornea. Objective This study aims to determine the effectiveness of using pachymetric progression indices (PPIs) in grading the severity of KCN disease. Methods In this study, 76 patients with different stages of KCN were enrolled. The severit...
Different accelerated corneal collagen cross-linking treatment modalities in progressive keratoconus
Keratoconus (KC) is a progressive, bilateral, but usually asymmetrical ecstatic corneal disease, characterized by progressive corneal protrusion and thinning, that leads to corneal surface distortion. The reported incidence in the general population varies from 1.3 to 25 per 100,000 per year across different populations, with a prevalence of 8.8–229 per 100,000. Onset typically is at puberty wi...
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