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العنوان
Evaluation of corneal endothelial cell after phacoemulsification in pseudoexfoliation syndrome by specular microscopy /
المؤلف
Fahmy, Ramage Ali.
هيئة الاعداد
باحث / رماج علي فهمي
مشرف / محمود محمد محمد جنيدي
مشرف / رأفت محي الدين عبدالرحمن
مشرف / حسني أحمد زين
الموضوع
Ophthalmologic Surgical. Ophthalmology.
تاريخ النشر
2022.
عدد الصفحات
60 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
طب العيون
تاريخ الإجازة
1/1/2022
مكان الإجازة
جامعة المنيا - كلية الطب - طب وجراحة العين
الفهرس
Only 14 pages are availabe for public view

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from 71

Abstract

pseudoexfoliation condition (PXE) is a multifactorial problem portrayed by increment creation and collection of a versatile tissue inside the intra and extraocular tissues. thus, PXE is a diffuse sickness with both visual and fundamental appearances.
patients gave PXE have higher danger of complexities during and after waterfall medical procedure which is credited to poor pupillary widening, zonular shortcoming which might prompt focal point disengagement and subsequently glassy misfortune.Postoperative intraocular pressure spikes potentiating glaucomatous harm, capsular phimosis, aggravation, and postoperative corneal decompensation.
Corneal endothelium can be harmed in the phacoemulsification technique either precisely because of instrumentation or because of control of hard focal point core.Besides, ultrasonic vibration of the phaco tip, delayed water system and hotness age might cause endothelial harm.
A few examinations utilized specular microscopy for quantitative assessment of the corneal harm related with phacoemulsification by estimating the abatement in the corneal cell thickness.
This review focused on examination of corneal endothelial cell changes after phacoemulsification and intra visual focal point implantation in patients with PXE and control by utilizing specular microscopy.
Patients with PXE and glaucoma, cornea guttata, past visual medical procedure, or serious zonular dehiscence were barred from this review, as these variables might influence the results of postoperative corneal endothelial review. The accompanying results were assessed and looked at; best adjusted visual sharpness, intra visual tension, cell thickness, coefficient variety, hexagonality, pleomorphism and corneal thickness for patients in the two gatherings preoperative and at postusable visits at 3 and a half year after the strategy to evaluate the corneal endothelium. As Regarding patients demograph there was irrelevant contrast in regards to sex and age in the middle of the two gatherings, which corresponds with Quiroga et al.,. Concerning, the aftereffects of this review uncovered that preoperative CD had immaterial distinction among pseudoexfoliation and control patients which can’t help contradicting the investigations of Quiroga et al.,Inoue et al., and Demircan et al., that examined corneal endothelium by specular microscopy and announced that the endothelial cell thickness was altogether lower in the PXE bunch than in the benchmark group These outcomes additionally showed that there is critical reduction in CD medians at 3 and a half year postoperative in patients with pseudoexfoliation and in control patients with irrelevant distinction between the two gatherings.Nonetheless, the percent of decrease in CD cells was more in PXE bunch (13.7) than control (3.4), it was huge at 3 and a half year from preoperative, while this change was immaterial from 3 to a half year postoperative in this review These outcomes correspond with Pardasani and Lohiya (85) who revealed critical abatement in mean endothelial cell thickness preoperatively 2771.16 ± 62.43 to 2416.66 ± 70.74 at 90 days postoperative in patients with pseudoexfoliation.
In cascade and pseudoexfoliation patients, these results showed a decrease in CV% from 33.5 to 31.5 by half after 90 postoperative days, while it was 32.5 after 6 postoperative months, with an irrelevant contrast between different periods later . the mean value increased from 34.5 in the preoperative value to 35.5 after 3 months of follow-up, after six months of follow-up it was 32 with a critical difference between 3 months and 6 months later.