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Stemming vision loss with stem cells
... attractive from an immunological perspective, the long-term viability and regenerative capacity of buccal sheets grown on these substrates has yet to be determined and, as such, larger longitudinal clinical studies are needed to determine the long-term benefit of these procedures. Recently, work fro ...
... attractive from an immunological perspective, the long-term viability and regenerative capacity of buccal sheets grown on these substrates has yet to be determined and, as such, larger longitudinal clinical studies are needed to determine the long-term benefit of these procedures. Recently, work fro ...
Heavy Metal Concentrations in Human Eyes
... has any demonstrated beneficial effect, and both metals generally disrupt cellular biochemistry.6 Neurotoxicity from lead19 and cadmium20 exposure is of concern, especially because lead at even very low concentrations can have profoundly detrimental neurologic effects21 Low-level lead exposure produ ...
... has any demonstrated beneficial effect, and both metals generally disrupt cellular biochemistry.6 Neurotoxicity from lead19 and cadmium20 exposure is of concern, especially because lead at even very low concentrations can have profoundly detrimental neurologic effects21 Low-level lead exposure produ ...
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... Diabetic retinopathy is a disease, caused by alternation in the retinal blood vessels. It is a strong sign of early blindness and if it is not treated may tend to complete blindness and the vision lost once cannot be restored once again. In this paper different image processing techniques are used t ...
... Diabetic retinopathy is a disease, caused by alternation in the retinal blood vessels. It is a strong sign of early blindness and if it is not treated may tend to complete blindness and the vision lost once cannot be restored once again. In this paper different image processing techniques are used t ...
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... tractions were observed in the OCT. The time elapsed from the traumatism to the spontaneous closure is variable according to different publications. The case published by Yeshurun et al. lasted 5 months (2), the three of Kusaka et al. between 3 and 4 months (3), those of Yamada et al. between 4 and ...
... tractions were observed in the OCT. The time elapsed from the traumatism to the spontaneous closure is variable according to different publications. The case published by Yeshurun et al. lasted 5 months (2), the three of Kusaka et al. between 3 and 4 months (3), those of Yamada et al. between 4 and ...
Internal Osmotic Pressure as a Mechanism of Retinal Attachment in
... All of these compounds either depend on surface tension [27] or are structurally similar to silicone oils and presumably depend on surface tension and the (as yet incompletely determined) other mechanisms through which silicone oils may act. In this paper, our efforts to develop alternatives to sili ...
... All of these compounds either depend on surface tension [27] or are structurally similar to silicone oils and presumably depend on surface tension and the (as yet incompletely determined) other mechanisms through which silicone oils may act. In this paper, our efforts to develop alternatives to sili ...
von Recklinghausen`s neurofibromatosis
... They are known to have individually characteristic clinical and pathological features which have been well described (Boder and Sedgwick, 1958; Alexander and Norman, 1960; Melmon and Rosen, 1964; Harley and Grover, 1970; Font and Ferry, 1972; Brown et al., 1973). The clinical features of each phakom ...
... They are known to have individually characteristic clinical and pathological features which have been well described (Boder and Sedgwick, 1958; Alexander and Norman, 1960; Melmon and Rosen, 1964; Harley and Grover, 1970; Font and Ferry, 1972; Brown et al., 1973). The clinical features of each phakom ...
Experimental Ocular Irradiation with Accelerated Protons
... (and hence the Bragg peak) will fall an arbitrary distance in front of the posterior orbital wall (Fig. 4). This distance is selected on the basis of previous combined A and B scan ultrasonography.17 In converting x-ray measurements to actual distances in space, a magnification factor of 1.23 must b ...
... (and hence the Bragg peak) will fall an arbitrary distance in front of the posterior orbital wall (Fig. 4). This distance is selected on the basis of previous combined A and B scan ultrasonography.17 In converting x-ray measurements to actual distances in space, a magnification factor of 1.23 must b ...
Proton irradiation of simulated ocular tumors.
... added, the patient could rest between periods of fixation, as the proton beam would automatically switch off. The second inadequate result may have been due to the excessive height of the indentation caused by the scleral sponge (Fig. 12). The Bragg peak of the proton beam was focused on the tantalu ...
... added, the patient could rest between periods of fixation, as the proton beam would automatically switch off. The second inadequate result may have been due to the excessive height of the indentation caused by the scleral sponge (Fig. 12). The Bragg peak of the proton beam was focused on the tantalu ...
The Physiology of the Senses: Balance
... avoid motion sickness the best solution is to go out on the deck and look at the horizon. Here both signal the same motion. Similarly, the best way to get motion sickness in a car is to sit in the backseat and read. The best way of avoiding motion sickness is to sit in the front seat and look out t ...
... avoid motion sickness the best solution is to go out on the deck and look at the horizon. Here both signal the same motion. Similarly, the best way to get motion sickness in a car is to sit in the backseat and read. The best way of avoiding motion sickness is to sit in the front seat and look out t ...
Proliferative sickle cell retinopathy
... choroidal neovascularization and retinal detachment.[8] Early trials with Avastin and Lucentis have shown promising results, but there are not currently any large clinical-based studies examining this treatment option. The decision to treat or monitor retinal neovascularization associated with sickl ...
... choroidal neovascularization and retinal detachment.[8] Early trials with Avastin and Lucentis have shown promising results, but there are not currently any large clinical-based studies examining this treatment option. The decision to treat or monitor retinal neovascularization associated with sickl ...
Session 424 Drug and gene therapy and delivery
... characteristics of AAV2-mediated transduction of healthy rodent retinas, there have been no studies addressing if AAV2 gene therapy can successfully target and modify RGCs after optic nerve damage. This scenario, however, is most likely to be the condition of tissue being treated for optic neuropath ...
... characteristics of AAV2-mediated transduction of healthy rodent retinas, there have been no studies addressing if AAV2 gene therapy can successfully target and modify RGCs after optic nerve damage. This scenario, however, is most likely to be the condition of tissue being treated for optic neuropath ...
Acute Posterior Multifocal Placoid Pigment Epitheliopathy- A
... lesions involving the foveal or parafoveal areas. Fundus examination reveals the characteristic multiple round, circumscribed, flat, yellow-white subretinal lesions involving the retinal pigment epithelium 5. As these lesions resolve over several weeks, vision improves in most cases to slightly less ...
... lesions involving the foveal or parafoveal areas. Fundus examination reveals the characteristic multiple round, circumscribed, flat, yellow-white subretinal lesions involving the retinal pigment epithelium 5. As these lesions resolve over several weeks, vision improves in most cases to slightly less ...
Proton irradiation of simulated ocular tumors.
... added, the patient could rest between periods of fixation, as the proton beam would automatically switch off. The second inadequate result may have been due to the excessive height of the indentation caused by the scleral sponge (Fig. 12). The Bragg peak of the proton beam was focused on the tantalu ...
... added, the patient could rest between periods of fixation, as the proton beam would automatically switch off. The second inadequate result may have been due to the excessive height of the indentation caused by the scleral sponge (Fig. 12). The Bragg peak of the proton beam was focused on the tantalu ...
Extra-retinal signals support the estimation of 3D motion
... was judged. The higher thresholds for data obtained when the eyes were moving compared to those when the eyes were stationary might support this interpretation (Fig. 3). It is also possible that observers initiated vergence pursuit in the ‘‘eyes stationary” conditions, thereby reducing the magnitude ...
... was judged. The higher thresholds for data obtained when the eyes were moving compared to those when the eyes were stationary might support this interpretation (Fig. 3). It is also possible that observers initiated vergence pursuit in the ‘‘eyes stationary” conditions, thereby reducing the magnitude ...
Sherwood 6B
... – Middle layer of bipolar cells – Inner layer of ganglion cells • Axons of ganglion cells join to form optic nerve – Point on retina at which optic nerve leaves is the optic disc » Region often called the blind spot because no image can be detected here because of lack of rods and cones ...
... – Middle layer of bipolar cells – Inner layer of ganglion cells • Axons of ganglion cells join to form optic nerve – Point on retina at which optic nerve leaves is the optic disc » Region often called the blind spot because no image can be detected here because of lack of rods and cones ...
Title: Is Systemic Infliximab Therapy Effective for Retinal Cavernous
... the posterior pole. After four cycles of intravenous infliximab over the period of three months, no evident change was noted on the size of the cavernous hemangioma. ...
... the posterior pole. After four cycles of intravenous infliximab over the period of three months, no evident change was noted on the size of the cavernous hemangioma. ...
DR. ROn P. GalleMORe - Retina Macula Institute
... Dr. Ron P. Gallemore, Founder and Director of the Retina Macula Institute, is an internationally recognized clinician and a world renowned scientist and surgeon. Dr. Ron P. Gallemore received his undergraduate from the University of California, Irvine (UCI), where he graduated with Magna Cum Laude H ...
... Dr. Ron P. Gallemore, Founder and Director of the Retina Macula Institute, is an internationally recognized clinician and a world renowned scientist and surgeon. Dr. Ron P. Gallemore received his undergraduate from the University of California, Irvine (UCI), where he graduated with Magna Cum Laude H ...
Idiopathic Choroidal Neovascularization
... the cornea and the sclera. This must often be repeated at intervals of one to three months until the abnormal blood vessel becomes dormant. This type of treatment does not leave a blind spot like thermal laser, but the vision rarely returns to normal either. There is usually some residual distortion ...
... the cornea and the sclera. This must often be repeated at intervals of one to three months until the abnormal blood vessel becomes dormant. This type of treatment does not leave a blind spot like thermal laser, but the vision rarely returns to normal either. There is usually some residual distortion ...
Blouin (2004) Shifts in the retinal image of a visual scene during
... the 19.58- and 28.58-targets were presented. The eccentricity of the gazed targets was overestimated in the conditions without shift in the visual scene. The overestimation increased with target eccentricity (2.178, 3.938 and 4.448, for the 19.58, 248 and 28.58 targets, respectively). This could be ...
... the 19.58- and 28.58-targets were presented. The eccentricity of the gazed targets was overestimated in the conditions without shift in the visual scene. The overestimation increased with target eccentricity (2.178, 3.938 and 4.448, for the 19.58, 248 and 28.58 targets, respectively). This could be ...
Optic Nerve Head and Retinal Nerve Fiber Layer Imaging in
... with corresponding visual field defect. Intraocular pressure (IOP) is considered only a major risk factor and not a diagnostic criterion. At present, clinically visible RNFL defects are considered as the sensitive indicator for early diagnosis of glaucoma. Experimental studies have shown, that local ...
... with corresponding visual field defect. Intraocular pressure (IOP) is considered only a major risk factor and not a diagnostic criterion. At present, clinically visible RNFL defects are considered as the sensitive indicator for early diagnosis of glaucoma. Experimental studies have shown, that local ...
Intraocular Lens Dislocation Cataract surgery
... Peripheral retina: The area outside of the central retina. This includes the equatorial and ...
... Peripheral retina: The area outside of the central retina. This includes the equatorial and ...
Welch Allyn Direct and Indirect Veterinary Eye and Ear Examination
... OTHER USES In addition to examination of the eyegrounds, the ophthalmoscope is a useful diagnostic aid in studying other ocular structures. The light beam may be used as a method of illuminating the cornea and iris, for detecting foreign bodies in the cornea, and irregularities of the pupil. Lens op ...
... OTHER USES In addition to examination of the eyegrounds, the ophthalmoscope is a useful diagnostic aid in studying other ocular structures. The light beam may be used as a method of illuminating the cornea and iris, for detecting foreign bodies in the cornea, and irregularities of the pupil. Lens op ...
Changes in retinal aquaporin-9 (AQP9) expression in glaucoma
... was up-regulated after transient brain ischaemia [21]. Because AQP4 expression is polarized in brain astrocytes when in contact with endothelial cells and neurons [22,23], it was no surprise that AQP4-null mice had better retinal structure and larger cell numbers than the wild-type mice after ischae ...
... was up-regulated after transient brain ischaemia [21]. Because AQP4 expression is polarized in brain astrocytes when in contact with endothelial cells and neurons [22,23], it was no surprise that AQP4-null mice had better retinal structure and larger cell numbers than the wild-type mice after ischae ...
Electrodiagnosists (ERG) - All India Ophthalmological Society
... The active electrode placement is in the lower fornix as close ...
... The active electrode placement is in the lower fornix as close ...
binocular vision - Department of Ophthalmology and Visual Sciences
... The term Horopter (the horizon of vision) was introduced in 1613 by Aguilonius. It is defined as the locus of all object points that are imaged on corresponding retinal elements at a given fixation distance. Thus a line can be drawn through the object of regard such that all the points on the line a ...
... The term Horopter (the horizon of vision) was introduced in 1613 by Aguilonius. It is defined as the locus of all object points that are imaged on corresponding retinal elements at a given fixation distance. Thus a line can be drawn through the object of regard such that all the points on the line a ...