نتایج جستجو برای: absent foveal reflex macular hypoplasia
تعداد نتایج: 109009 فیلتر نتایج به سال:
Macular toxicity following brilliant blue G-assisted macular hole surgery - a report of three cases.
INTRODUCTION Brilliant blue G is a new dye used for staining the internal limiting membrane to ease its peeling in cases like a macular hole. CASES Three patients presented with full-thickness idiopathic macular hole. They underwent pars planavitrectomy, Brilliant Blue G (BBG) stained internal limiting membrane peeling and fluid gas exchange. OBSERVATIONS Postoperatively,the macular hole cl...
Maxillary sinus hypoplasia (MSH) is an uncommon abnormality of paranasal sinuses noted in clinical practice. Computed tomography (CT) scan helps in diagnosing the anomaly along with any anatomical variation that may be associated with it. MSH is usually associated with other anomalies like uncinate process hypoplasia. Three types of MSH have been described. Type 1 MSH shows mild maxillary sinus...
Purpose. To quantify interocular asymmetry (IA) of foveal thickness in Parkinson disease (PD) versus that of controls. Design. Prospective case-control series. Methods. In vivo assessment of foveal thickness of 46 eyes of 23 PD patients and 36 eyes of 18 control subjects was studied using spectral domain optical coherence tomography (SD-OCT). Inner versus outer layer retinal segmentation and ma...
PURPOSE To evaluate the foveal and macular thickness in various degrees of myopia and its association with axial length in low, moderate and high degrees of myopia. DESIGN A cross-sectional study was done in the Department of Ophthalmology, MGMCRI, Pondicherry, India. MATERIALS AND METHODS One hundred and twenty five eyes eyes of 64 myopic subjects between the age group of 20-40 who fulfill...
When to do macular laser The threshold for macular laser is usually clinically significant macular oedema (CSMO) as defined in the Early Treatment of Diabetic Retinopathy Study (ETDRS). CSMO is any retinal thickening (oedema) and/or exudates within 500 microns (1⁄3 disc diameter) of the centre of the fovea; or oedema greater than 1 disc area within 1 disc diameter of the foveal centre – includi...
BACKGROUND Optical coherence tomography has focused mainly on central subfield thickness to quantify macular edema in central and branch retinal vein occlusion. We examined macular fields other than the central subfield to determine if they are possibly independent indicators of recurrent macular edema. METHODS Single center, retrospective, consecutive case study of patients with recurrent ma...
PURPOSE To review prevalence, long-term progression, and prognosis of vitreoretinal interface modifications in pathologic myopia with posterior staphyloma and investigate foveal sensitivity and fixation stability. METHODS Retrospective single-institution series of 214 eyes (116 patients) with pathologic myopia, axial length >30 mm, and posterior staphyloma. Exclusion criteria included follow-...
PURPOSE The purpose of this study was to study the pattern of foveal ganglion cell loss in experimental glaucoma. METHODS Retinal ganglion cell size and number in the foveal region of seven monkey eyes with experimental glaucoma was determined and compared to normal monkey eyes. Serial sections of macular retina were studied in two regions: the plateau of peak density of ganglion cells (800-1...
Purpose To characterize and quantify the pre- and postoperative foveal structural and functional patterns in full-thickness macular holes. Methods Subjects presenting with a full-thickness macular hole that had pre- and postoperative imaging were included. En face optical coherence tomography (OCT) and OCT angiography (OCTA) was performed. Foveal avascular zone (FAZ) area, macular hole size, ...
BACKGROUND to assess vessel density of superficial capillary plexus (SCP), deep capillary plexus (DCP) and choriocapillaris (CC) in advanced Stargardt disease (STGD) using optical coherence tomography angiography (OCTA) and correlate these findings with macular function using pattern electroretinogram (PERG) and multifocal electroretinogram (mfERG). METHODS Twelve patients (24 eyes) with adva...
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