نتایج جستجو برای: deep vitrectomy
تعداد نتایج: 214132 فیلتر نتایج به سال:
objective: to determine the sensivity and specifity of ocular ultrasonography in detecting vitreoretinal lesion prior to deep vitrectomy in patients with opaque media. method: the hospital records of patients undergoing deep vitrectomy in a defined period at shiraz khalili hospital were reviewed. sonographic reports given by a sonologist and operation reports given by a vitreoretinal fellowship...
purpose: to determine factors that affect and predict final visual acuity, retinal attachment, and ocular survival after open-globe injuries. methods: one-hundred sixteen eyes with open globe injuries were evaluated longitudinally from september 2001to february 2004. age, sex, involved eye, best corrected visual acuity (bcva), afferent pupillary defect (apd), size and location of laceration, ca...
the purpose of this study was to compare the anatomic and visual outcome of primary vitrectomy with scleral buckling in patients with retinal detachment following cataract surgery. fifty-six consecutive patients with retinal detachment after cataract surgery were randomly assigned to two treatment groups: standard scleral buckling and standard three-port deep vitrectomy. successful treatment wa...
purpose: to evaluate the efficacy of silicone oil injection after deep vitrectomy in infectious endophthalmitis regarding visual acuity. methods: this single-blind randomized clinical trial was performed on 50 cases of infectious endophthalmitis undergoing deep vitrectomy. patients were randomly assigned to two groups: in one group silicone oil was injected into the eye at the end of the operat...
purpose: to compare deep vitrectomy and scleral buckling for management of macula-off retinal detachment regarding the time course of foveal reattachment. methods: this non-randomized clinical trial included 25 patients with spontaneous rhegmatogenous retinal detachments. patients underwent deep vitrectomy (11 patients) or scleral buckling (14 eyes) based on the accepted indications. patients u...
Background & objectives: The aim of this study was to evaluate the effects of preventive administration of ketamine, fentanyl and paracetamol on pain intensity and hemodynamic parameters after deep vitrectomy. Methods: In this clinical trial, 80 candidates of deep vitrectomy surgery were randomly assigned into 4 groups (1-4) and received 0.5 mg / kg ketamine, 2 μg / kg fentanyl, 10 mg/kg of par...
purpose: to determine the visual and anatomical outcomes and complications of vitrectomy for non-traumatic non-diabetic vitreous hemorrhage (ndvh) and to report the causes of the condition among patients at labbafinejad medical center, tehran-iran, from 1993 to 2003. method: records of patients who underwent vitrectomy for non-traumatic ndvh with 6 months follow up were reviewed for demographic...
purpose: to present a case of chorioretinitis sclopetaria with attached retina in spite of performing deep vitrectomy without retinopexy. patient and findings: a 10-year-old boy was reffered due to air-gun injury to the left eye. right eye had visual acuity of 20/16, mg-, and normal slit lamp examination and fundoscopy. in the left eye, visual acuity was count fingers at 50 cm, mg+++, anterior ...
We describe a case of maculopathy consisting of macular retinoschisis and serous macular detachment occurring in a patient with an acquired enlarged optic disc cup, similar to the maculopathy observed in congenital optic nerve abnormalities, mainly optic nerve pits and colobomas, without vitreomacular traction nor angiographic leak. Pars plana vitrectomy with argon laser endophotocoagulation an...
Introduction : The vitreoretinal interface is involved in a wide range of vitreoretinal disorders and separation of the posterior vitreous face from the retinal surface is an essential part of vitrectomy surgeries. A diverse range of enzymatic and non-enzymatic agents are being studied as an adjunct before or during vitrectomy to facilitate the induction of posterior vitreous detachment. Ther...
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