The ganglion cell complex and glaucoma
... RESEARCHERS at the Georgia Institute of Technology in Atlanta, USA have identified molecules with the potential to block the accumulation of a toxic eye protein that can lead to early onset of glaucoma. In their study, the researchers implicated a mutant form of a protein called myocilin as a possib ...
... RESEARCHERS at the Georgia Institute of Technology in Atlanta, USA have identified molecules with the potential to block the accumulation of a toxic eye protein that can lead to early onset of glaucoma. In their study, the researchers implicated a mutant form of a protein called myocilin as a possib ...
Retinal imaging using adaptive optics technology
... Few studies report on the use of AO to monitor drusen progression and assess their direct effect on the overlying photoreceptors (Fig. 3).27,28 En face AO IR imaging was used to study and characterize regressing drusen in AMD.29 An increase in photoreceptor disruption was visualized within the macul ...
... Few studies report on the use of AO to monitor drusen progression and assess their direct effect on the overlying photoreceptors (Fig. 3).27,28 En face AO IR imaging was used to study and characterize regressing drusen in AMD.29 An increase in photoreceptor disruption was visualized within the macul ...
Ophthalmic Emergencies - Emergency Medicine Symposium
... Family history for ocular problems Current medications or recent changes to medications Changes in vision (lost, blurred, or decreased vision; diplopia, sudden or gradual) Visual acuity before the current event Other symptoms (pain, nausea, vomiting) ...
... Family history for ocular problems Current medications or recent changes to medications Changes in vision (lost, blurred, or decreased vision; diplopia, sudden or gradual) Visual acuity before the current event Other symptoms (pain, nausea, vomiting) ...
In vivo confocal imaging of the retina in animal models using
... veins seem to initially develop rather normally, the superficial retinal capillaries do form a layer of swollen-looking vessels (Fig. 5B). Their pattern indicates that they were guided by astrocytes during early postnatal development (Gariano, 2003). Again, ICG angiography was best suited to reveal t ...
... veins seem to initially develop rather normally, the superficial retinal capillaries do form a layer of swollen-looking vessels (Fig. 5B). Their pattern indicates that they were guided by astrocytes during early postnatal development (Gariano, 2003). Again, ICG angiography was best suited to reveal t ...
T. canis - Posters On Demand 2009
... Background The ocular disease may appear in a number of ways, the most common being in the form of a dense white granuloma in the posterior pole or retinal periphery where the larva has encysted. Patients may have a more marked inflammation that may simulate DUSN and endophthalmitis, probably due ...
... Background The ocular disease may appear in a number of ways, the most common being in the form of a dense white granuloma in the posterior pole or retinal periphery where the larva has encysted. Patients may have a more marked inflammation that may simulate DUSN and endophthalmitis, probably due ...
Ophthalmic Emergencies
... Family history for ocular problems Current medications or recent changes to medications Changes in vision (lost, blurred, or decreased vision; diplopia, sudden or gradual) Visual acuity before the current event Other symptoms (pain, nausea, vomiting) ...
... Family history for ocular problems Current medications or recent changes to medications Changes in vision (lost, blurred, or decreased vision; diplopia, sudden or gradual) Visual acuity before the current event Other symptoms (pain, nausea, vomiting) ...
ElectroRetinoGraphy - Engr. Ijlal Haider
... An ERG is useful in evaluating both inherited (hereditary) and acquired disorders of the retina. An ERG can also be useful in determining if retinal surgery or other types of ocular surgery such might be useful. Some of the disorders, which can be predicted by an abnormal ERG are choroideremia R ...
... An ERG is useful in evaluating both inherited (hereditary) and acquired disorders of the retina. An ERG can also be useful in determining if retinal surgery or other types of ocular surgery such might be useful. Some of the disorders, which can be predicted by an abnormal ERG are choroideremia R ...
Stem Cells in Glaucoma Therapy
... future, preclinical studies of stem cells for cell replacement of human embryonic stem cell-derived retinal pigment therapy in the treatment of glaucoma, including optic epithelial cells, patients were observed for an average of nerve regeneration, are underway.7 22 months. BCVA improved in 10 eyes ...
... future, preclinical studies of stem cells for cell replacement of human embryonic stem cell-derived retinal pigment therapy in the treatment of glaucoma, including optic epithelial cells, patients were observed for an average of nerve regeneration, are underway.7 22 months. BCVA improved in 10 eyes ...
Full Text of
... was diagnosed the patient had not taken prednisolone for about 2 months because his abdominal condition was quiescent. Furthermore, venous stasis retinopathy with macular edema, which was also seen in this patient, has usually been treated effectively by systemic corticosteroids.6 Retinal periphlebi ...
... was diagnosed the patient had not taken prednisolone for about 2 months because his abdominal condition was quiescent. Furthermore, venous stasis retinopathy with macular edema, which was also seen in this patient, has usually been treated effectively by systemic corticosteroids.6 Retinal periphlebi ...
Complications of combined retinal and retinal pigment epithelium
... ultrastructural composition was analogous to an idiopathic epiretinal membrane. He speculated that the membrane is not interwoven within the dysplastic retina, and that this lesion could be a combined hamartoma of the retina, retinal pigment epithelium, and vitreous. There are no established criteri ...
... ultrastructural composition was analogous to an idiopathic epiretinal membrane. He speculated that the membrane is not interwoven within the dysplastic retina, and that this lesion could be a combined hamartoma of the retina, retinal pigment epithelium, and vitreous. There are no established criteri ...
Fusion and Binocularity
... the horopter,image is observed on opposite side , (images fall temporal) ...
... the horopter,image is observed on opposite side , (images fall temporal) ...
transmission electron microscopy of the submacular neovascular
... hand, in patients with more progressed forms of the disease, a comparison of therapeutic results after the above-mentioned procedures with the natural course of the disease (s) is not convincing. The poor functional results are caused by extensive degenerative changes to the chorioid and retina, or ...
... hand, in patients with more progressed forms of the disease, a comparison of therapeutic results after the above-mentioned procedures with the natural course of the disease (s) is not convincing. The poor functional results are caused by extensive degenerative changes to the chorioid and retina, or ...
PDF
... and ventral halves. Finally the last column shows the total cell number and length of the dorsal and ventral halves. The quantitatitive results demonstrate that up to stage 50 more ganglion cells are formed in the dorsal than in the ventral retinal half. After stage 50 there is an apparent slowing d ...
... and ventral halves. Finally the last column shows the total cell number and length of the dorsal and ventral halves. The quantitatitive results demonstrate that up to stage 50 more ganglion cells are formed in the dorsal than in the ventral retinal half. After stage 50 there is an apparent slowing d ...
Spring 2013
... of complex matters ranging from precise treatment for retinal cells using novel gene delivery tools to enabling the handheld tools of the microsurgeon with “SMART” functions. “SMART” guided tools are ...
... of complex matters ranging from precise treatment for retinal cells using novel gene delivery tools to enabling the handheld tools of the microsurgeon with “SMART” functions. “SMART” guided tools are ...
Grand Rounds - University of Louisville Ophthalmology
... 1. BCSC: Pediatric Ophthalmology and Strabismus. Coats ‘Disease. Pgs 287-288 2. BCSC: Retina and Vitreous. Coats’ Disease Pgs 143-145 3. Shields, JA et al. Classification and Management of Coats Disease: the 2000 ...
... 1. BCSC: Pediatric Ophthalmology and Strabismus. Coats ‘Disease. Pgs 287-288 2. BCSC: Retina and Vitreous. Coats’ Disease Pgs 143-145 3. Shields, JA et al. Classification and Management of Coats Disease: the 2000 ...
Ch06 Lecture Part II
... • Other binocular neurons respond best when similar images fall on different retinal locations – RFs – non corresponding retinal locations – Tuned to particular binocular disparity – Specific location in space (relative to fixation) ...
... • Other binocular neurons respond best when similar images fall on different retinal locations – RFs – non corresponding retinal locations – Tuned to particular binocular disparity – Specific location in space (relative to fixation) ...
THE FIELD OF VISION
... seen to the temporal side of the eye never to the nasal side. Usually there is no serious diseases, but they usually occur (middle age) more in female. 5- Haidinger's brushes: If the normal eye observes a surface illuminated by plane polarized white light, yellow and blue brushes or sheaves radiatin ...
... seen to the temporal side of the eye never to the nasal side. Usually there is no serious diseases, but they usually occur (middle age) more in female. 5- Haidinger's brushes: If the normal eye observes a surface illuminated by plane polarized white light, yellow and blue brushes or sheaves radiatin ...
Sudden Painless Loss of Vision I
... • Understand the importance of Simple examination techniques such as ...
... • Understand the importance of Simple examination techniques such as ...
Handout H: Retinal Diseases
... important. Provide preparation, time and reassurance for a child who is moving from one lighting situation to another. Provide opportunities for outdoor play during times when light is softer and more indirect, such as early morning or evening, or in shady areas. When the environment makes it diffic ...
... important. Provide preparation, time and reassurance for a child who is moving from one lighting situation to another. Provide opportunities for outdoor play during times when light is softer and more indirect, such as early morning or evening, or in shady areas. When the environment makes it diffic ...
"Hey Doc, I Can`t See!" - Ophthalmology 101 for Primary Care
... constricts to let more or less light into the eye. ...
... constricts to let more or less light into the eye. ...
circulation – Copy
... (2) The eye has unusual haemodynamic properties because the tissues are subjected to a high intraocular pressure. (3) Ocular blood flow is autoregulated - for example, during changes in retinal illumination, blood pressure, or posture. (4) Pharmacological agents which are routinely used in systemic ...
... (2) The eye has unusual haemodynamic properties because the tissues are subjected to a high intraocular pressure. (3) Ocular blood flow is autoregulated - for example, during changes in retinal illumination, blood pressure, or posture. (4) Pharmacological agents which are routinely used in systemic ...
keratoconjunctivitis should be sus- pected in patients who have ocular
... adaptation, and electrophysiologic findings are normal. There is only 1 report of a decrease in visual acuity in this entity.2(pp614-615) Fluorescein angiography revealed a variable pattern related to the choroidal fluorescence seen through these lesions that was considered sporadic and rare in freq ...
... adaptation, and electrophysiologic findings are normal. There is only 1 report of a decrease in visual acuity in this entity.2(pp614-615) Fluorescein angiography revealed a variable pattern related to the choroidal fluorescence seen through these lesions that was considered sporadic and rare in freq ...
VS 206D-Fall10 Retina
... peripapillary region), and thinnest peripherally (100 µm), where it merges with the ciliary body (pars plana) in the ora serrata region. Much of the structural integrity of the retinal tissue is owed to the presence of the Müller cells, a network of large glia whose cell bodies span its full thickne ...
... peripapillary region), and thinnest peripherally (100 µm), where it merges with the ciliary body (pars plana) in the ora serrata region. Much of the structural integrity of the retinal tissue is owed to the presence of the Müller cells, a network of large glia whose cell bodies span its full thickne ...
File - Mrs. V. Murphy`s Science Class
... canal. At the end of the ear canal is a thin, skin-like membrane stretched tightly over the opening, called the eardrum. The sound waves cause the eardrum to vibrate causing the three tiny bones inside your ear to move (hammer, anvil, and stirrup). The stirrup then strikes the cochlea causing the ti ...
... canal. At the end of the ear canal is a thin, skin-like membrane stretched tightly over the opening, called the eardrum. The sound waves cause the eardrum to vibrate causing the three tiny bones inside your ear to move (hammer, anvil, and stirrup). The stirrup then strikes the cochlea causing the ti ...
Darcy Sczepanik
... Ocular Hx: Previous superior temporal BRVO OD with self-resolved macular edema 1 year prior. No intravitreal injections, corticosteroids, or focal grid used. Medical Hx: Diabetes Mellitus Type 2 x 10 years with fluctuating fasting blood sugar from 180 mg/dL to 250 mg/dL. Medications: Metformin ...
... Ocular Hx: Previous superior temporal BRVO OD with self-resolved macular edema 1 year prior. No intravitreal injections, corticosteroids, or focal grid used. Medical Hx: Diabetes Mellitus Type 2 x 10 years with fluctuating fasting blood sugar from 180 mg/dL to 250 mg/dL. Medications: Metformin ...