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Optic disc edema ppt

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Wellness-Produkte jetzt günstig bestellen. Kostenlose Lieferung möglic Über 80% neue Produkte zum Festpreis; Das ist das neue eBay. Finde Disc Disc swelling Optic disc edema 15. Disc edema 16. Definitions Papilledema is swelling of optic nerve head secondary to raised intracranial pressure All other causes of disc swelling in absence of raised ICP are called optic disc edema Pseudo papilledema is not true edema but mimics optic disc edema. 17

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  1. al pain and bilateral visual blurring. 40
  2. Signs of Disc Edema Mechanical signs Elevation of the optic disc (3D=1mm) Blurring of the optic disc margins Filling in of optic cup Edema of peripapillary nerve fiber Retinal or choroidal folds (Patton Lines) Diagnosis is done best by binocular stereoscopic viewing using a high convex lens with magnification (90D) 11
  3. 6. Dimensions Vertical diameter = 1.8 mm Horizontal diameter = 1.5 mm Depth = 1 mm Cup : Disc ratio - Ratio of vertical diameter of optic cup to that of optic disc May vary from 0.1 - 0.9 Correction factors for estimating optic disc diameter: Volk +78 D = 1.1 x Volk +90 D = 1.3 x ISNT rule - Inferior NRR is broadest followed by superior, nasal.
  4. Optic disc edema secondary to increased intracranial pressure edema * In the old days the optic disc was called the papilla; edema is the abnormal accumulation of fluid in tissues or body cavities; in other words, it is reflective of a disease process Papilledema and Pseudopapilledema • In both cases the optic disc is elevate

Evaluation of optic nerve disease . We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads Contents hide 1 Pseudo optic disc edema Due to Drusen 1.1 True optic disc oedema 2 True and pseudo optic disc oedema facts PowerPoint presentation : 2.1 Dd of disc edema 3 True and pseudo optic disc oedema facts Videos: 3.1 Approach to the Patient with Bilateral Optic Disc Swelling - YouTube True and [ Papilledema is a term that is exclusively used when a disc swelling is secondary to increased intracranial pressure (ICP). It must be distinguished from optic disc swelling from other causes which is simply termed optic disc edema. Papilledema must also be distinguished from pseudo-papilledema such as optic disc drusen. Since the root cause of papilledema is increased intracranial pressure. Optic disc swelling frequently occurs with posterior uveitis and retinitis. Therefore, when evaluating optic disk swelling, it is useful to look for evidence of anterior or posterior segment inflammation. Optic neuropathy can also occur in the context orbital inflammatory disease (orbital pseudotumor) December 17, 2009, updated January 5, 2010. Grade I papilledema is characterized by a C-shaped halo with a temporal gap. With Grade II papilledema, the halo becomes circumferential. Grade III papilledema is characterized by loss of major vessels AS THEY LEAVE the disc (arrow) Grade IV papilledema is characterized by loss of major vessels ON THE.

Stage 2 papilledema is a circumferential halo of edema on the optic disc. (The optic cup is not obscured in stage 1 or 2 papilledema but may be in higher grades of papilledema.) Stage 3 papilledema is elevation of the optic disc with partial obscuration of one of more segments of the blood vessels at the disc margin The most common causes of unilateral optic disc edema are nonarteritic anterior ischemic optic neuropathy (AION), optic neuritis (termed papillitis when disc swelling is present), and orbital compressive lesions (see Table 15-1). As a rule, optic nerve function is abnormal in each of these entities. Although characteristics of the optic disc. This Live Lecture covers the differential diagnosis, evaluation, and management of bilateral optic disc swelling. Topics include papilledema and its causes (e.g. idiopathic intracranial hypertension, tumor, etc.), optic nerve infiltration, and pseudopapilledema. Lecturer: Dr. Karl Golnik Transcript (To translate please select your language to the right of this page) DR GOLNIK: Well, welcome to. The right figure above shows you a normal optic disc: a pinkish-orange ring with a sharp edge surrounding a whiter center. The 3-D figure to the right illustrates how the en face appearance on photographs arises from the structure of the optic nerve's disc and cup components. The cup-to-disc ratio is the ratio between the vertica

Optic disc swelling - SlideShar

Optic Disc Edema. The optic disc is elevated and its surface is covered by cotton wool spots (damaged axons) and flame hemorrhages (damaged vessels). Four I's: increased intracranial pressure (papilledema), infarction, inflammation, infiltration (by cancer) The cause of optic disc edema is unclear but there is general agreement that the final common pathway leads to a compartment syndrome from axonal edema in a structurally crowded optic disc resulting in apoptotically induced retinal ganglion cell death . Many mechanism have been presumed to be involved in the optic disc edema and it is. While papilledema is disc edema secondary to increased intracranial pressure, optic disc drusen (also known as pseudopapilledema and optic nerve head drusen) represent apparent optic disc swelling that simulates some features of papilledema but is secondary to an underlying, usually benign, process.. Most patients with pseudopapilledema lack visual symptoms, not unlike patients with true. Optic neuritis occurs when swelling (inflammation) damages the optic nerve — a bundle of nerve fibers that transmits visual information from your eye to your brain. Common symptoms of optic neuritis include pain with eye movement and temporary vision loss in one eye. Signs and symptoms of optic neuritis can be the first indication of multiple. Pseudopapilledema is defined as anomalous elevation of one or both optic discs without edema of the retinal nerve fiber layer[2]. Papilledema, on the other hand, is a swelling of the optic disc due to increased intracranial pressure. It is important to distinguish pseudopapilledema from true papilledema, which can be the first sign of disease process with the potential for vision loss.

Papilloedema and Optic Atrophy - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. papil edema. papil edema. Open navigation menu. Papilledema- Definition Swelling of optic disc Arbitrarily,. Abstract . Optical coherence tomography (OCT) can aid in the differential diagnosis of optic nerve head (ONH) elevation. Specific OCT hallmarks, such as V contour and a lumpy-bumpy appearance, associated with optic disc edema and optic nerve head drusen, respectively, were investigated in isolation from line scans added to photographs of various elevated ONHs in a web-based survey. Optic disc swelling is a general term referring to any cause of a swollen optic disc. Causes of optic disc swelling include intracranial space-occupying lesions, optic neuritis (e.g. multiple sclerosis), malignant hypertension and uveitis (e.g. tuberculosis, sarcoidosis). Optic disc margins appear blurred and small haemorrhages may be noted

Dd of disc edema - SlideShar

  1. The important optic disc abnormalities are: papilloedema, papillitis and optic atrophy. Papilloedema - swelling of the optic disc with blurring of the disc margins, hyperaemia and loss of physiologic cupping. Flame-shaped hemorrhages and yellow exudates appear near the disc margins as edema progresses. There is loss of spontaneous venous.
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  3. Hypertensive optic neuropathy, specifically, presents as optic disk swelling. The signs include flame shaped hemorrhages at the disc margin, blurred disc margins, congested retinal veins, papilledema, and secondary macular exudates. Hard exudates can deposit in the macula causing a macular star. Optic nerve pallor is also present in patients.
  4. ation of the fellow eye may show a normal sized disc with a normal cup-to-disc ratio if unaffected. This is in contrast to NA-AION, in which the fellow eye has a smaller disc. Ischemic optic neuropath
  5. In the case of ocular syphilis, the Jarisch-Herxheimer reaction has been described to cause decreased visual acuity, a swollen optic disc with macular edema and cotton wool spots. On fluorescein angiogram, the investigators found extensive leakage around the right optic disc and areas of non-perfusion in the inferotemporal quadrant
  6. Patients on amiodarone typically present with bilateral optic disc swelling, which can be quite marked, along with flame-shaped hemorrhages. However, unilateral presentations of optic neuropathy have also been reported. The impact on vision associated with the optic neuropathy can be nonexistent, mild, [4, 5] or severe
  7. Optic nerve hypoplasia. Optic Nerve Hypoplasia (ONH) is the most commonly found optic nerve head anomaly.3 It is a congenital, non-progressive, developmental anomaly characterized by the tetrad of: small optic disc, peripapillary double-ring sign, thinning of the nerve fibre layer and vascular tortuosity. Patients with ONH should be assessed for systemic associations such as neurologic.

Should be considered in the differential diagnosis of asymptomatic optic disc edema. Careful ophthalmoscopy may reveal points of traction on the optic disc. Optical coherence tomography with sections through the optic nerve is the gold standard for establishing this diagnosis since it provides high-resolution, cross-sectional images of the. 95% had optic disc swelling. 85% retinal striae. 75% concurrent anterior uvietis. Systemic Disease: 0%. Treatment: 1 resolved with NSAIDs. 12 received corticosteroids. 11 required immunomodulatory therapy. Outcomes: 20/20 median vision at 1 year. Disc edema . 95% peds vs 18-45% adults. Anterior scleritis . 18% peds vs 81% adults. Poor VA . 7%. Exam revealed right ocular red desaturation, afferent pupillary defect, impaired visual acuity, optic disc edema, and choroidal folds. Brain MRI revealed T1-weighted post-gadolinium enhancement of the right optic nerve. CT showed hyperdensities of the right optic nerve. Johnson S, et al

SuddenBlindnes.ppt 43 Amiodarone­ associated Optic Neuropathy • α β antagonist for cardiac arrhythmias • ? ~ 1.79% of patients on the medication • Insidious bilateral disc edema, normal vision, big blind spots • possible link (not probable nor certain Papilloedema and Optic Atrophy - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. papil edema Optic Disc Edema. The optic disc is elevated and its surface is covered by cotton wool spots (damaged axons) and flame hemorrhages (damaged vessels). Four I's: increased intracranial pressure (papilledema), infarction, inflammation, infiltration (by cancer)

retinal edema or hemorrhage, optic disc swelling, retinopathy, decreased color vision, possible optic neuritis or neuropathy. Potential Problems of Popular Drugs Drug-Induced Ocular Side Effects (5th edition). Frederick T. Fraunfelder, MD, Frederick W. Freunfelder, MD, Joan A. Randall, MPH Papilledema is an ophthalmoscopic diagnosis and refers to swelling of the optic disc. The MRI appearance relates to the dural anatomy of the optic nerve, which is continuous with the subarachnoid space, thereby allowing increased intracranial pressure (ICP) to be transmitted to the optic disc. The causes are protean, a veritable Augean stable of conditions (see below), the most common of which. •Optic neuropathies are a heterogeneous group of optic nerve disorders that require different management within different timelines, but yet many have similar ophthalmoscopic presentation, usually as optic disc edema or atrophy In true disc swelling, the frames (A-E) show progressively increased intensity and area of fluorescence at the disc. This shows fluorescein leakage from the oedematous disc. It can be extremely difficult to distinguish pseudopapilloedema from papilloedema and, where there is uncertainty, clinicians must keep an open mind Optic disc edema is swelling of the optic nerve head and may be associated with conditions such as acute glaucoma, uveitis, and very low intraocular pressure after surgery or optic nerve tumors. The disc appears fluffier and raised, with indistinct edges and with edema that radiates into the peripapillary retina

Differential Diagnosis of Disc Edema - SlideShar

Papilledema (or papilloedema) is optic disc swelling that is caused by increased intracranial pressure. The swelling is usually bilateral and can occur over a period of hours to weeks. Unilateral presentation is extremely rare. Papilledema is mostly seen as a symptom resulting from another pathophysiological process Optic disc edema (papilledema, uveitis, tumor) Transient Monocular Blindness [Amaurosis Fugax] Carotid stenosis Cardiogenic Vasculitis Hypercoagulable Migraine Vertebrobasilar TIA Seconds 2-10 m 15- 45 m 2-10 m. Ophthalmic- Systemic Disease Sibony 2012 4 45 yo WM with a visual disturbance Optic disc photographs showing right nerve fiber layer swelling, arteriolar narrowing and the development of right optic atrophy. The left optic nerve is tilted with a healthy rim. Of course, not all non-glaucomatous pathologies are equally threatening to the patient's health and/or vision Optic disc pallor and narrowing of retinal vessels can be observed but are uncommon findings. Cystoid macular edema (CME) occurs in 10 to 20% of patients. Rarely, periphlebitis and retinal and optic disc neovascularization can also develop. 3 Macular and peripapillary choroidal neovascularization (CNV) develops in 25 to 39% of eyes with MCP and. • Optic disc swelling. Previous optic nerve swelling with resultant optic atrophy also needs to be considered when evaluating a patient who presents with findings consistent with glaucoma. An active inflammatory or swollen optic disc will intuitively lead to another diagnosis; however, optic atrophy from past events without active.

vascular supply impairing perfusion and producing optic disc edema. 27 DIAGNOSIS Severe visual acuity loss (+) RAPD Pallor of the optic disc, which may be severe, chalky-white is the hallmark. of AAION. Narrowed peripapillary arterioles Diffuse disc swelling Extremely poor or absent filling of the choroid has been depicted as a. characteristic. Central retinal vein occlusion (CRVO) is a common cause of marked or total loss of vision in the middle-aged and elderly population, but no age group is immune to it. Although the disease entity has been known since 1878 and a large volume of literature has been published on the subject, its management is still ill-understood and controversial Optic neuritis is an inflammatory, demyelinating condition that causes acute, usually monocular, visual loss. It is highly associated with multiple sclerosis (MS). Optic neuritis is the presenting feature of MS in 15 to 20 percent of patients and occurs in 50 percent at some time during the course of their illness [ 1-4 ] Funduscopic evaluation reveals a normal optic disc, macula, and vessels in two thirds of cases and optic disc swelling in one third. There may be minimal cells in the vitreous overlong the optic disc. Vision typically decreases over a week or 2, stabilizes for a similar period and then after 2-4 weeks, it begins to improve

Meshell Powell Steroids are often used to treat optic nerve swelling through IV treatment. Optic nerve swelling, also known as optic neuritis, is a medical condition that can cause pain as well as temporary or permanent visual changes.Common symptoms include pain when moving the eye, clouded vision, and the development of a blind spot in the central vision Neuro Ophthalmology. Papilloedema • Disc Swelling Secondary To Raised Icp • Headache PPT. Presentation Summary : Neuro-ophthalmology. Papilloedema • Disc swelling secondary to raised ICP • Headache - Worse in the morning - Valsalva maneuver • Nausea an 0 6 / 1 6 / 2 1 S P R I N G S E M E S T E R 4 Ophthalmoscope A slit lamp biomicroscopic examination : view of the optic disc using the principle of reversibility of light. gives an indication of the health of the optic nerve. In particular, the color, cupping size (as a cup-to-disc ratio normal <50%), sharpness of edge, swelling, hemorrhages, notching in the optic disc and any other unusual. Retinal changes accompany many vascular and neurological abnormalities, these include alteration of the arteriovenous diameter ratio, appearance of hemorrhages and exudates (figure 10c) and swelling of the optic disc in papilledema (10d).Optic nerve tests encompass visual acuity, colour and visual fields, together with the visual component of pupillary reflexes Angle-closure glaucoma (ACG) is a group of diseases in which there is reversible (appositional) or adhesional (synechial) closure of the anterior-chamber angle. The angle closure may occur in an acute or chronic form. In the acute form, the IOP rises rapidly as a result of relatively sudden blockage of the trabecular meshwork ™ by the iris.

Corneal edema: the cloudy appearance is caused by interference with the pumping mechanisms of the corneal endothelial cells. The density of the edema worsens as the IOP increases. chamber, cupping of the optic disc , and thinning of the retina causing hyperreflectivity especially around the optic disc. By the time eye enlargement, cupping. Grade 4 has severe signs of grade 3, along with optic disc swelling called papilledema and macular edema. People with grade 4 retinopathy have a higher risk for stroke and may have kidney or heart. Optic nerve sheath fenestration (ONSF) is a surgical procedure used by ophthalmologists—particularly neuro-ophthalmologists and orbital specialists—to reduce the pressure within the subarachnoid space (SAS) of the optic nerve. The first notation of ONSF dates back to 1872 when it was described as a technique to relieve optic nerve head (ONH) edema, but at that time [

Optic disc evaluation - SlideShar

On exam, his visual acuity was 20/25 and 20/150 in the right and left eye, respectively. Tonometry, pupils, visual fields, extraocular movements, and slit lamp exam were unremarkable. The fundus exam was remarkable for bilateral optic disc edema and hemorrhage, macular hemorrhages and exudates, and arteriolar narrowing as shown in Figure 1 Right optic nerve Upper motor neurons/axons of the corticospinal tract bilaterally (First order neurons in the motor pathway that project to the spinal cord); lesions could be in brain or spinal cord (before the synapse onto spinal cord neurons that go out to the muscle) No single site lesion could account for both the optic nerve involvement. The optic disc gives a rare glimpse into the CNS. Hence, diseases of the CNS are often manifested on fundus examination. Abnormalities of the optic disc may reflect eye disease (such as glaucoma), problems in development (as in various syndromes), or CNS disease (such as increased intracranial pressure). Each optic nerve is composed of about 1.

Cerebral Venous Sinus Thrombosis Signaled by Bilateral

All about optic nerve definition, function, development, anatomy & PPT » Definition ︱ Function ︱ Development ︱ Anatomy ︱ Blood Supply ︱ Powerpoint PPT. What is Optic Nerve? Also known as cranial nerve II or simply as CN II, the optic nerve is a paired cranial nerve that carries visual impulses from the innermost layer of the eye, retina to the brain In most cases, ONM does not cause significant vision loss. 1,4 Lee et al. reported that 93% of patients with ONM had vision of 20/40 or better. 7 Up to 26% of optic nerve melanocytomas may cause mild visual impairment, usually as a result of disc edema, retinal edema or subretinal fluid involving the fovea. 1,4,8-13 Other potential causes of. In contrast to PION, fundoscopic examination reveals segmental or diffuse edema of the optic disc and occasionally splinter hemorrhages. Visual loss resulting from AION can also be permanent, though there may be a role for treatment with high-dose corticosteroids[ 16 ] Central retinal artery occlusion is characterized by painless, acute vision loss in one eye. Upon fundoscopic exam, one would expect to find: cherry-red spot (90%) (a morphologic description in which the normally red background of the choroid is sharply outlined by the swollen opaque retina in the central retina), retinal opacity in the posterior pole (58%), pallor (39%), retinal arterial. Posterior vitreous detechment: Posterior vitreous detechment: Normal vitreous is bounded by the retina,optic disk,pars plana, zonule,and lens. It's firmly attached to the retina and pars plana near the ora serrata Support the retina With age,the center of the vitreous may undergo syneresis and become filled with liquid.The liquid contents of.

Optic nerve 2 - SlideShar

Optic disc edema (papilledema, uveitis, tumor) Transient Monocular Blindness [Amaurosis Fugax] Carotid stenosis Cardiogenic Vasculitis Hypercoagulable Migraine Vertebrobasilar TIA Seconds 2-10 m 15- 45 m 2-10 Optic nerve cupping progresses as the cup becomes larger in comparison to the optic disc. Both people with and without optic nerve damage have optic nerve cupping, although those with glaucoma tend to have a greater cup-to-disc ratio. A cup to disc ratio greater than six-tenths is generally considered to be suspicious for glaucoma

PPT - Important notes by the doctor PowerPointCommunicating with patients about Alternative TherapiesClinical approach to optic neuritisPPT - IN THE NAME OF GOD PowerPoint Presentation, freePPT - DIABETIC RETINOPATHY PowerPoint Presentation, freeMRI findings of optic pathway involvement in Miller Fisher

Export to PPT. Vascular. Typically identified on ophthalmologic evaluation as swelling of the optic disc, the imaging correlative features include intraocular protrusion of the optic nerve head, enlarged perioptic subarachnoid space, increased optic nerve tortuosity,. Papillitis, also known as optic neuritis, is characterized by inflammation and deterioration of the portion of the optic nerve known as the optic disk. Also referred to as the blind spot, the optic disk (optic papilla) is that portion of the optic nerve that enters the eye and joins with the nerve-rich membrane lining the eye (retina) The short intraocular course of the optic nerve is often referred to as the optic nerve head, and the portion that can be seen with the ophthalmoscope is called the optic disc. The optic disc is usually oval, measuring about 1.5 by 1.75 mm, with its long axis typically oriented vertically. In most subjects, the optic cup, devoid of axons, is. PPT describing a case of optic neuropathy. Covers signs and symptoms, and various laboratory tests. Describes 10 signes of disc edema. Optic nerve diseases; Retinal lesion; Macular lesion; Disorder of the optic nerve; Afferent pupillary defect; Edema; Optic nerve; Retina; Retinal macula; Scotoma; Optic neuritis; Hyperopia; Metamorphopsia.