نتایج جستجو برای: posterior keratoconus
تعداد نتایج: 115579 فیلتر نتایج به سال:
We were very interested to read of a second mutation in the seed region of miR-184 resulting in EDICT syndrome. We were unsure after reading the paper, however, of how the corneal findings should be classified and of the statement that the family “does not demonstrate a keratoconus phenotype.” Keratoconus, the commonest disorder of corneal thinning and steepening, has been linked with VSX1 and ...
We report the case of a 37-year-old man with a high myopic keratoconus eye that was treated with a posterior chamber toric implantable collamer lens (ICL) in Korea. The patient had a history of contact lens intolerance and did not want to have a corneal transplantation. His uncorrected visual acuity (UCVA) and best spectacle corrected visual acuity were 0.02 and 0.4 in the left eye, respectivel...
PURPOSE To compare geometrical shape factors of keratoconus corneas after cross-linking (CXL) by means of Scheimpflug imaging with those of untreated fellow eyes. SETTING Institut für Refraktive und Ophthalmo-Chirurgie, Zürich, Switzerland. METHODS Scheimpflug imaging of the anterior segments was performed with the Pentacam (Oculus, Wetzlar, Germany) in 21 patients with progressive keratect...
PURPOSE To compare the visual outcomes of deep anterior lamellar keratoplasty (DALK) for keratoconus with and without successful big-bubble formation. METHODS In this retrospective comparative study, a total of 289 consecutive eyes from 257 patients underwent DALK using the big-bubble technique. In cases where the big bubble could not be accomplished, manual stromal dissection down to Desceme...
PURPOSE To develop a criterion for determining the topographic progression of keratoconus and to analyze the prognostic factors of progression. METHODS Medical records of 211 eyes of 128 patients who had been followed up for more than 2 years on three or more occasions were retrospectively reviewed. Topographic parameters, including simulated K, corneal astigmatism, irregular astigmatism at 3...
BACKGROUND Iridoschisis is a rare disorder characterized by splitting of the anterior and posterior iris stroma, resulting in disintegrated iris fibrils which float freely in the anterior chamber. We report an exceptional case of bilateral iridoschisis occurring in conjunction with keratoconus and severe allergic eye disease. CASE PRESENTATION A 24-year-old white man had had periocular contac...
Progressive hemifacial atrophy (Parry-Romberg syndrome, PHA) is characterised by slowly progressive atrophy, usually involving one side of the face, and may be associated with ocular manifestations which include enophthalmos, restrictive strabismus and hypotony. We report a case of keratoconus seen in a patient with PHA after obtaining approval from our Institutional Review Board. We are unawar...
purpose : to report a patient with urrets-zavalia (u-z) syndrome after penetrating keratoplasty (pkp) in both eyes case report : a 22-year-old woman with keratoconus associated with a central full thickness scar in both eyes underwent pkp in her right eye that was postoperatively associated with a fixed dilated pupil and severe fibrin reaction, posterior synechiae and mild anterior sub capsular...
PURPOSE To evaluate corneal changes after collagen crosslinking (CXL) therapy for keratoconus (KCN) using the Galilei dual Scheimpflug analyzer. METHODS This prospective, nonrandomized clinical study included 35 eyes of 32 keratoconus patients who had undergone CXL. The eyes were saturated with riboflavin solution and were subjected for 30 minutes to ultraviolet-A (UV-A) light with irradiance...
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