نتایج جستجو برای: corneal anesthesia
تعداد نتایج: 77108 فیلتر نتایج به سال:
Report keratoconus in two patients with a long history of wrestling without any risk factor for corneal ectasia and reviewing the possible pathogenesis. To confirm suspicion of keratoconus, corneal topography was performed using scanning slit topography system and Orbscan. In two wrestlers with the complaint of visual loss in their eyes and IOP raising, corneal topography was performed and de...
PURPOSE Leukoplakia is the term given to a white patch or plaque that is found mainly on the oral mucus membrane. It can occasionally be seen on the corneal surface. We report our clinical and histopathological findings in a case of unilateral corneal leukoplakia. METHODS A 26-year-old woman was referred to our hospital because of a white patch on her right cornea that continued to expand. Sh...
Anesthesiology, V 124 • No 1 185 January 2016 P enetrating keratoplasty is a common ophthalmic procedure in the United States, with more than 35,000 surgeries performed annually. The graft–host junction is a site of permanent weakness, potentially only achieving 50 to 70% of its original tensile strength.1 This weakness increases the risk of a wound dehiscenc...
BACKGROUND AND OBJECTIVES Nowadays, severe anesthetic complications caused by the improper use of mechanical ventilators are rare. However, technical details even in recent models can be a trap for the anesthesiologist and threaten patient safety. The objective of this report was to demonstrate the importance of a careful analysis of the device to be used, as well as to detect and treat intraop...
Background and purpose: Astigmatism is a common optical dysfunction, effective on various visual outcomes and one of the important criteria of refractive surgery. The aim of present study was to evaluate the correlation between refractive, corneal and residual astigmatism in refractive surgery candidates. Materials and methods: In this cross-sectional descriptive, analytical study, 200 patient...
Background: Suppurative keratitis is a common ophthalmic condition mostly caused by fungi. Apart from fungal culture, wet preparation using 10% Potassium hydroxide (KOH) for microscopic detection of fungal elements is a rapid and accurate method of laboratory diagnosis. Purpose: This prospective and cross sectional study was undertaken in order to evaluate the diagnostic sensitivity of wet prep...
He had lost his vision despite multiple surgical attempts over the years to save his sight. Darkness came out of his mouth, as he hurled foul language at me, while I tried to conduct a preoperative anesthesia interview and prepare him for yet another surgical procedure on his eyes. He was still stunned by a collective disappointment from his previous five corneal transplants that had failed. He...
Capsular tension ring (CTR) is endocapsular support device important during cataract surgery in eyes with weak zonular apparatus. It was presented our experience, advantages and limitations of CTR in phacoemulsification cataract surgery with damaged zonules. Phacoemulsification surgery was performed by clear corneal technique using topical anesthesia. Capsular ring was implanted to stabilize th...
Report of a Case. A 28-year-old white woman came to our casualty service following uncomplicated, bilateral LASIK performed elsewhere. Preoperative refraction was −2.25 diopters (D)OD and −3.75 DOS. Postoperatively she achieved an unaided visual acuity of 20/20 OU. Ten months after surgery, her fingernail brushed the left eye while she was removing a sweater, resulting in painful displacement o...
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