The red dot in the center of the photograph is the macula, and the yellow circle to the right is the optic nerve.
The optic nerve is a bundle of more than 1 million nerve fibers. It connects the retina to the brain. (See diagram above.) The retina is the light-sensitive ...
(1A) At presentation, we noted temporal pallor of the right optic disc and nasal edema of the left. (1B) OCT showed temporal thinning of the right ...
1. These fundus images show the right (at top) and left optic nerves of our 34-year-old patient. What can they tell you about her likely diagnosis?
The optic nerve is responsible for transmitting around 1.2 million retinal nerve fibres from the retina to the brain's visual cortex located in occipital ...
... optic nerves and several other cranial nerves bilaterally (Figure 1). High signal intensities were noted within the white matter of the brachium pontis, ...
Work up of neuro-ophthalmological cases - Examination – Investigations Shrirao N, Gandhi RA - J Clin Ophthalmol Res
Optic Neuritis is one of the most frequently presenting symptoms of multiple sclerosis, although there are other causes. Indeed, ON is the most common ...
Optic disc hemorrhage, peripapillary atrophy, and horizontally aligned VF defect are almost always pathognomonic for glaucoma.
Figure 1. Visual field defects can vary depending where along the visual pathway a lesion (red triangle) is located.
Thank you to The University of Iowa and EyeRounds.org for permission to reproduce this copyrighted material. Tagged: optic nerve ...
Types of Optic Nerve Scanning Technologies OCT – Optical Coherence Tomography (Devices include: Cirrus HD-OCT, RTVue-100, Spectralis, Topcon 3D-OCT 2000, ...
#Arcuate #Centrocaecal 【 Arcuate scotoma is seen in - Glaucoma, Optic nerve damage e.g Optic neuritis 】
... arteritic anterior ischemic optic neuropathy or giant cell arteritis are mild arterial narrowing and chalky white disc swelling in right and left eyes.
Fundus photo of the patient's left eye. Note the more subtle findings than in the right eye, with slightly indistinct superior and inferior disc margins.
Right eye optic disc photo demonstrating healthy rim tissue without edema, hyperemia, hemorrhages or
Optic neuritis is a vision problem caused by inflammation or demyelination of the optic nerve – the nerve that connects the eye to the brain.
Optic disc colobomas appear as a glistening white, sharply demarcated excavated area within an enlarged disc.6 They are usually unilateral and are twice as ...
Figure 1. A Spectralis OCT multicolor image from the left eye of an individual with primary open-angle glaucoma. Wedgeshaped RNFL defects are seen in the ...
EyeRounds.org:Ethambutol Toxicity and Optic Neuropathy: 60 year-old female with bilateral painless central vision loss
Open image in new window Fig. 3.8. Fig. 3.8. Diabetic papillopathy. Note optic disc edema and surface capillary dilation, which ...
Optical coherence tomography of the optic nerves showed increased nerve fiber layer thickness in both eyes (Figure 2). Her blood pressure (BP) at this visit ...
... T1-weighted, contrast-enhanced MRI shows diffuse enlargement and enhancement along the length of the left intraorbital optic nerve sheath.
Figure 8 Practical approach to infectious optic neuropathies according to associated ocular findings. Abbreviations: CMV, cytomegalovirus; DUSN, ...
... mechanisms involved in Cryptococcus-induced visual loss. (a) Normal, (b) inflammation/infiltration, (c) papilloedema and (d) Compartment syndrome.
Optic neuritis is inflammation of the optic nerve. The optic nerve carries information from the eye to the brain. Inflammation of the optic nerve can lead ...
EyeRounds.org:Ethambutol Toxicity and Optic Neuropathy: 60 year-old female with bilateral painless central vision loss