AnatomyDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPsychiatry and PsychologyPhenomena and ProcessesAnthropology, Education, Sociology and Social PhenomenaNamed GroupsHealth CareGeographicals
Retinal HemorrhageVitreous HemorrhageVitrectomyHemorrhageVitreous BodyCerebral HemorrhageGlaucoma, Open-AngleSubarachnoid HemorrhageShaken Baby SyndromeEye DiseasesRetinal DiseasesEye InjuriesFundus OculiRetinal DetachmentLight CoagulationHyphemaEye Infections, ParasiticVisual AcuityFluorescein AngiographyGlaucoma, NeovascularPapilledemaIntracranial HemorrhagesChild AbuseDiabetic RetinopathyPneumoradiographyRetinal VesselsMountaineeringPneumoencephalographyNeuroleptanalgesiaOphthalmoscopyBattered Child SyndromeCraniocerebral TraumaIntraocular PressureGlaucoma, Angle-ClosureAltitude SicknessPostpartum HemorrhageGastrointestinal HemorrhageEye Injuries, PenetratingRetinoschisisChoroiditisRetrospective StudiesVitreoretinopathy, ProliferativeMicroscopy, AcousticInjectionsLaser CoagulationEye HemorrhageLens SubluxationPhiladelphiaRetinaRetinal NeovascularizationCataract ExtractionGlaucoma Drainage ImplantsPreservatives, PharmaceuticalOcular HypertensionPostoperative ComplicationsRetinopathy of PrematurityScleral BucklingBasal Ganglia HemorrhageFollow-Up StudiesInfant, NewbornTriamcinolone AcetonideCataractTreatment OutcomeVasospasm, IntracranialOptic DiskProspective StudiesIntracranial Hemorrhage, Hypertensive
OcclusionDetachmentRetinaNeovascularizationNeovascularCRVOIschemiaArteryCavityDiseasesDetachmentsObstructed retinal veinBlood vesselsIntraocularTraumaDisordersSickle cell retinopathyVein occlusionsPigmentNormal retinalOcularRemoval of nonclearSecondaryOpticOphthalmologyCataractOpen angle glVitrectomyDense vitreousPatientsVeinsComplicationsProliferativeCentralHypertensive RetinopathyVesselsFloatersOphthalmicOccursTearsFundusIntravitreal bevacizumabRetinopathyDiagnosis and managementThickness
Occlusion77
  • Branch retinal vein occlusion is a common retinal vascular disease of the elderly. (wikipedia.org)
  • It is caused by the occlusion of one of the branches of central retinal vein. (wikipedia.org)
  • Patients with branch retinal vein occlusion usually have a sudden onset of blurred vision or a central visual field defect. (wikipedia.org)
  • The eye examination findings of acute branch retinal vein occlusion include superficial hemorrhages, retinal edema, and often cotton-wool spots in a sector of retina drained by the affected vein. (wikipedia.org)
  • Retinal neovascularization occurs in 20% of cases within the first 6-12 months of occlusion and depends on the area of retinal nonperfusion. (wikipedia.org)
  • Studies have identified the following abnormalities as risk factors for the development of branch retinal vein occlusion: hypertension cardiovascular disease obesity glaucoma Diabetes mellitus was not a major independent risk factor. (wikipedia.org)
  • citation needed] The diagnosis of branch retinal vein occlusion is made clinically by finding retinal hemorrhages in the distribution of an obstructed retinal vein. (wikipedia.org)
  • Optical coherence tomography is an adjunctive test in branch retinal vein occlusion. (wikipedia.org)
  • Laser Doppler imaging reveals dynamic hemodynamics discrepancies between branch arteries and veins, from local vascular resistance increase by the venous occlusion. (wikipedia.org)
  • Several options exist for the treatment of branch retinal vein occlusion. (wikipedia.org)
  • Systemic treatment with oral aspirin, subcutaneous Heparin, or intravenous thrombolysis have not been shown to be effective treatments for central retinal vein occlusion and for branch retinal vein occlusion no reliable clinical trial has been published. (wikipedia.org)
  • The intraocular levels of VEGF are increased in eyes with macular edema secondary to branch retinal vein occlusion and the elevated VEGF levels are correlated to the degree and severity of the areas of capillary nonperfusion and macular edema. (wikipedia.org)
  • 3 Immunohistochemical studies of an animal model with retinal vasculitis disclosed immune complex deposition within the vessel walls, which ultimately caused vaso-occlusion in the eye. (bmj.com)
  • Central retinal artery occlusion occurs when the central retinal artery becomes blocked, usually due to an embolus. (msdmanuals.com)
  • Retinal artery occlusion may be due to embolism or thrombosis. (msdmanuals.com)
  • Occlusion can affect a branch of the retinal artery as well as the central retinal artery. (msdmanuals.com)
  • Neovascularization (abnormal new vessel formation) of the retina or iris (rubeosis iridis) with secondary (neovascular) glaucoma occurs in about 20% of patients within weeks to months after occlusion. (msdmanuals.com)
  • Risk of stroke is increased after retinal artery occlusion, particularly in the first weeks. (msdmanuals.com)
  • Retinal artery occlusion causes sudden, painless, severe vision loss or visual field defect, usually unilaterally. (msdmanuals.com)
  • Retinal vein occlusion is a blockage of the small veins that carry blood away from the retina. (medlineplus.gov)
  • Retinal vein occlusion is most often caused by hardening of the arteries ( atherosclerosis ) and the formation of a blood clot. (medlineplus.gov)
  • The risk of these disorders increases with age, therefore retinal vein occlusion most often affects older people. (medlineplus.gov)
  • Some harmful effects, such as glaucoma, may take 3 or more months to develop after the occlusion. (medlineplus.gov)
  • People with retinal vein occlusion often regain useful vision. (medlineplus.gov)
  • Retinal vein occlusion is a sign of a general blood vessel (vascular) disease. (medlineplus.gov)
  • Measures used to prevent other blood vessel diseases may decrease the risk for retinal vein occlusion. (medlineplus.gov)
  • Controlling diabetes may help prevent retinal vein occlusion. (medlineplus.gov)
  • Funduscopy in a classic, ischemic central retinal vein occlusion (CRVO) shows a "blood and thunder" fundus: hemorrhages (including flame, dot, or blot, preretinal, and vitreous) and dilation and tortuosity of the venous system. (mhmedical.com)
  • The hemorrhage seen is limited to a sector of the fundus, indicating that a branch occlusion has occurred. (mhmedical.com)
  • Central retinal vein occlusion (CRVO) - the blockage of the main retinal vein. (parkcitymedicalcentre.com)
  • Branch retinal vein occlusion (BRVO) - the blockage of one of the smaller branch veins. (parkcitymedicalcentre.com)
  • The risk of getting this especially increases with age, hence why retinal vein occlusion most often affects older people. (parkcitymedicalcentre.com)
  • The symptoms of retinal vein occlusion range from subtle to very obvious. (parkcitymedicalcentre.com)
  • Retinal vein occlusion can cause permanent damage to the retina and it can also lead to other eye problems. (parkcitymedicalcentre.com)
  • Your doctor may also treat any health problems that may be related to your retinal vein occlusion. (parkcitymedicalcentre.com)
  • More often than not, retinal vein occlusion is caused by an underlying medical condition. (parkcitymedicalcentre.com)
  • DEX implant has evidence of efficacy in a variety of clinical situations including macular edema associated with retinal vein occlusion, diabetes, uveitis, and others. (dovepress.com)
  • Retinal vein occlusion (RVO) is the most common retinal vascular disorder after diabetic retinopathy. (novartis.be)
  • Occlusion of a retinal vein causes haemorrhage and macular oedema, which can lead to a painless reduction in vision. (novartis.be)
  • You may find the Retinal Artery Occlusion article more useful, or one of our other health articles . (patient.info)
  • Central retinal artery occlusion (CRAO) is an ophthalmic emergency. (patient.info)
  • Depending on where the occlusion occurs, different layers and quarters of the retina can be affected: more proximal ophthalmic artery occlusion will have the most devastating effect, as all layers of the entire retina lose their blood supply, whereas a occlusion of a distal end branch of the retinal artery will only affect the inner neural retina of that part of the retina, sparing the photoreceptors and limiting visual loss. (patient.info)
  • Occlusion affecting the retinal artery prior to branching is termed CRAO. (patient.info)
  • Occlusion of one of the branches of the retinal artery is referred to as branch retinal artery occlusion (BRAO). (patient.info)
  • Retinal vein occlusion (RVO) is an interruption of the normal venous drainage from the retinal tissue. (bmj.com)
  • Hypertension, diabetes mellitus, atherosclerosis, and glaucoma are major risk factors for the development of central retinal vein occlusion (CRVO) or branch retinal vein occlusion (BRVO) in older patients. (bmj.com)
  • For an uncomplicated retinal vein occlusion, whether it is ischemic or nonischemic, management consists of close monitoring to detect complications and treatment of underlying risk factors. (bmj.com)
  • Characteristically, in the retina proximal to the occlusion, the affected venous system is tortuous and dilated, and there are several intraretinal hemorrhages and retinal edema. (bmj.com)
  • The rigid sickled erythrocytes lead to vascular occlusion, which results in retinal hypoxia, ischemia, and neovascularization. (medscape.com)
  • OCT is an essential tool to determine the presence of macular edema related to retinal vein occlusion. (amretina.com)
  • The purpose of this study is to evaluate the efficacy and safety of brolucizumab in treatment of patients with macular edema (ME) secondary to central retinal vein occlusion (CRVO). (hhmr.org)
  • This is an emergency and you should see an EyeMD (ophthalmologist) as soon as possible because your retinal damage will be reversible during the first 12 to 24 hours after the occlusion took place! (retina-uveitis.ch)
  • Nevertheless, as in the arterial occlusions, the retinal damage depends on the location of the occlusion: a central retinal vein occlusion (CRVO) affects the normal venous drainage of the entire retina while a branch vein occlusion (BRVO) affects only the portion of the retina that is drained by one particular branch. (retina-uveitis.ch)
  • Retinal vein occlusion occurs when one of the blood vessels in the retina gets blocked. (northerneyespecialists.com)
  • Branch Retinal Vein Occlusion (BRVO) occurs when there is blockage of one of the branch vessels in blocked. (northerneyespecialists.com)
  • Central Retinal Vein Occlusion (CRVO) occurs when the main/ central retinal vein is blocked. (northerneyespecialists.com)
  • to help reduce the risk of recurrence of a retinal vein occlusion. (northerneyespecialists.com)
  • The diagnoses of the patients were: 27 age related macular degeneration, 15 diabetic macular edema, 9 diabetic vitreous hemorrhage, 6 central retinal vein occlusion, 11 branch retinal vein occlusion and 2 central serous chorioretinopathy. (ekjo.org)
  • OCT has been routinely used in measuring retinal thickness for the evaluation of ME caused by diseases such as age-related macular degeneration, diabetic retinopathy, hereditary retinal degenerations, retinal vein occlusion, after cataract surgery, epiretinal membrane (ERM) and uveitis. (bmj.com)
  • Occlusion can lead to rapid death of retinal cells resulting in severe loss of vision. (arizonaretinalspecialists.com)
  • Conditions such as diabetic retinopathy or central retinal vein occlusion may be the correct diagnosis and require different treatment. (arizonaretinalspecialists.com)
  • This develops Branch retinal venous occlusion (BRVO) or Branch artery occlusion. (mathaonline.com)
  • This occlusion may also happen in the central retinal artery. (mathaonline.com)
  • This specific condition is Central retinal artery occlusion. (mathaonline.com)
  • If it happens in the central retinal vein, it is central retinal venous occlusion (CRVO). (mathaonline.com)
  • Proteome analysis of undiluted vitreous humor in patients with branch retinal vein occlusion]. (trialcare.com)
  • In addition, various intravitreal injections of Anti-VEGF drugs and steroids are used to treat macular edema as well as choroidal neovascular membrane(CNVM).Diabetic Retinopathy, retinal vein occlusion (CRVO & BRVO), Arterial occlusion (CRAO), Central serous retinopathy (CSR), Age-related Macular Degeneration (AMD), Hypertensive Retinopathy, Retinal Detachment etc. (bavishieyehospitals.com)
  • Central Retinal Vein Occlusion, also known as CRVO, is a condition in which the main vein that drains blood from the retina closes off completely. (bavishieyehospitals.com)
  • Branch Retinal Vein Occlusion (BRVO) is a blockage of one or more branches of the central retinal vein, which runs through the optic nerve leads to swelling at retina. (bavishieyehospitals.com)
  • Central retinal artery occlusion is the blockage of blood to the retina of one eye. (bavishieyehospitals.com)
  • ABSTRACT To investigate the possible relationship between hyperhomocysteinaemia and retinal vascular occlusion, we measured plasma homocysteine levels in 25 patients with a history of retinal vascular occlu- sion in the previous 2 years and in a control group of 24. (who.int)
  • Most of the patients had branch retinal vein occlusion associated with recent onset of occlusion. (who.int)
  • Factors such as emotional status and associated systemic disease may play a role in predisposition of retinal vascular occlusion, so more-precise studies are needed to determine the possible risk factors of hyperhomocysteinaemia in retinal vascular occlusion. (who.int)
  • Diagnosis of reti- thrombosis which is sustained by an ongo- nal vascular occlusion was based on clini- ing stimulus to thrombogenesis or by a cal findings of ophthalmoscopic exami- defect in the normal anticoagulant or fibrin- nation (well-demarcated haemorrhage and olytic mechanism. (who.int)
  • Although retinal vascular occlusion, glaucoma, uvei- the relationship between hyperhomocys- tis or intraocular surgery/trauma. (who.int)
  • BRVO (macular or main branch) or central and central retinal vein occlusion (CRVO) retinal artery occlusion. (who.int)
  • Considering the various uncertainties plasma samples were packed in an icebox regarding the many possible risk factors and sent to the Pars Laboratory, Tehran to for retinal vascular occlusion, this study measure plasma homocysteine levels. (who.int)
Detachment15
Retina23
  • This condition may result directly from retinal tears or neovascularization of the retina, or it may be related to bleeding from preexisting blood vessels in these structures. (medscape.com)
  • The vitreous body is bounded posterolaterally by the internal limiting membrane of the retina, anterolaterally by the nonpigmented epithelium of the ciliary body, and anteriorly by the lens zonular fibers and posterior lens capsule. (medscape.com)
  • The vitreous has 3 strong attachment areas with the retina. (medscape.com)
  • The strongest attachment straddles the most anterior area of the retina (ora serrata) where a 4-mm circular band forms the vitreous base. (medscape.com)
  • Traction at the vitreous base usually is transmitted to the adjacent peripheral retina. (medscape.com)
  • Pathological mechanisms of vitreous hemorrhage can include hemorrhage from diseased retina, traumatic insult, and/or spread of hemorrhage into the retina and vitreous from any other intraocular sources. (medscape.com)
  • Retinal photocoagulation is applied to the involved retina to cover the entire involved segment, extending from the arcade out to the periphery. (wikipedia.org)
  • If a major branch is occluded rather than the entire artery, fundus abnormalities and vision loss are limited to that sector of the retina. (msdmanuals.com)
  • Blockage of smaller veins (branch veins or BRVO) in the retina often occurs in places where retinal arteries that have been thickened or hardened by atherosclerosis cross over and place pressure on a retinal vein. (medlineplus.gov)
  • Retinal ischaemia results in increased production of VEGF, which promotes new vessel formation in the iris and/or the retina. (novartis.be)
  • The pathophysiology involves alterations in the normal transport of metabolites, ions and water across Bruch's membrane which alters the nutrition and stability of the retinal pigment epithelium (RPE) and alters the transport of waste out of the retina. (novartis.be)
  • these then further divide into temporal and nasal branches, which supply blood to the four quadrants of the retina. (patient.info)
  • The outer retina is supplied by the choriocapillaries of the choroid that branches off the ciliary artery. (patient.info)
  • Retina Associates of Cleveland has assembled a wealth of information regarding retinal diseases. (retina-doctors.com)
  • Optical coherence tomography (OCT). OCT uses a thin beam of light and the reflection of that light off the retinal layers to show the anatomy of the retina. (retina-doctors.com)
  • For dense vitreous hemorrhages, it may indeed be prudent to consider a vitrectomy to remove the blood to restore vision, but more importantly, and to allow the retina specialist to perform a thorough examination of the eye with the blood removed. (nadermoinfarmd.com)
  • The required oxygen is brought to the retina by the retinal blood vessels. (retina-uveitis.ch)
  • Pan retinal photocoagulation, also known as PRP or scatter laser treatment, is a minimally invasive laser procedure used to seal or destroy leaking blood vessels on the retina. (arizonaretinalspecialists.com)
  • Indications for pars plana vitrectomy include removal of vitreous opacities, relieving vitreoretinal traction, restoring the normal anatomical relationship of the retina and retinal pigment epithelium (RPE), and accessing the subretinal space. (eyewiki.org)
  • With aging, the vitreous humor can contract and separate from the retina. (merckmanuals.com)
  • Retinal diseases can affect any part of your retina, a thin layer of tissue on the inside back wall of your eye.The retina contains millions of light-sensitive cells (rods and cones) and other nerve cells that receive and organize visual information. (bavishieyehospitals.com)
  • The retina is the layer at the very back of your eyeball.Treatment is available for some retinal diseases. (bavishieyehospitals.com)
  • Retina shows flame shaped hemorrhages at the disc margin, blurred disc margins, congested retinal veins, papilledema, and secondary macular exudates. (bavishieyehospitals.com)
Neovascularization9
  • Neovascularization is more likely to occur if more than five disc diameters of nonperfusion are present and vitreous hemorrhage can ensue. (wikipedia.org)
  • Findings include delayed venous filling, hypofluorescence caused by hemorrhage and capillary nonperfusion, dilation and tortuosity of veins, leakage due to neovascularization and macular edema. (wikipedia.org)
  • Vitreous hemorrhage may result from retinal neovascularization. (msdmanuals.com)
  • Ophthalmologic evaluation is necessary to confirm the diagnosis, estimate the amount of ischemia, and follow the patient so as to minimize sequelae of possible complications such as neovascularization and neovascular glaucoma. (mhmedical.com)
  • The widely accepted pathogenesis for sickle cell retinopathy is vasoocclusion that leads to retinal hypoxia, ischemia, infarction, neovascularization, and fibrovascularization. (medscape.com)
  • 2) Pupillary reaction evolution is important as large areas of retinal ischemia may induce relative afferent defect as this may hold prognostic factor of developing neovascularization on the iris. (amretina.com)
  • 4) Intra Ocular Pressure (IOP) documentation is essential as high IOP is associated with neovascular glaucoma, iris, or/and angle neovascularization or patient with glaucoma history. (amretina.com)
  • Signs of ischemia such as neovascularization ( on the optic disc or/and elsewhere) , severe hemorrhages, cotton wool spots, collateral vessels, and venous beadings documented. (amretina.com)
  • FA (Fluorescein Angiography): to assess the retinal ischemia, the existence of neovascularization and the loss of fluid from the abnormal vessels. (retina-uveitis.ch)
Neovascular4
  • Bleeding from neovascular and fragile vessels in proliferative diabetic retinopathy, proliferative sickle cell retinopathy, ischemic retinopathy secondary to retinal vein occlusion, and retinopathy of prematurity are among the most common pathological causes of vitreous hemorrhage. (medscape.com)
  • An example includes the vascular, inflammatory / infectious, neoplastic and iatrogenic causes of neovascular glaucoma. (uk.com)
  • Recent clinical trials regarding intravitreal injection of anti-vascular endothelial growth factor (VEGF) agents have shown excellent results in the treatment of intraocular neovascular disorders, macular edema, neovascular glaucoma and various corneal neovascular diseases [ 1 , 2 , 3 , 4 ]. (ekjo.org)
  • Ocular Pain - Pain in the affected eye or the periorbital area may be present in 40% of patients and is usually due to neovascular glaucoma. (arizonaretinalspecialists.com)
CRVO1
  • Patients were classified into 3 clusion is a major cause of retinal vascular major categories of retinal vascular occlu- disease, second only to diabetic retinopathy sion based on their first episode: CRVO, [ 3 ]. (who.int)
Ischemia3
  • The most common pathogenesis of bleeding in this group of disorders is believed to be retinal ischemia causing the release of angiogenic vasoactive factors, most notably vascular endothelial growth factor (VEGF), basic fibroblast growth factors (bFGF), and insulin-like growth factor (IGF). (medscape.com)
  • When the blockage affects an artery (carrying oxygenated blood and nutrients), it will cause ischemia (lack of oxygen) of the retinal area irrigated by the blocked artery. (retina-uveitis.ch)
  • It is usually related to chronic or acute retinal ischemia or damage to the optic nerve due to secondary glaucoma. (arizonaretinalspecialists.com)
Artery3
  • The central retinal artery (CRA) is a branch of the ophthalmic artery, which is the first branch of the internal carotid artery. (patient.info)
  • Both the CRA and the ciliary artery must be functioning to maintain retinal function, as both CRA and ciliary artery originate from the OA. (patient.info)
  • The primary blood source to the eye and orbital structures is the ophthalmic artery which branches out from the internal carotid artery. (arizonaretinalspecialists.com)
Cavity7
  • A study by Smith and Steel has shown a certain amount of evidence to support that using antivascular endothelial growth factor preoperatively in diabetic vitrectomy can lower the occurrence of early postoperative vitreous cavity hemorrhage. (medscape.com)
  • Anti-vascular endothelial growth factor for prevention of postoperative vitreous cavity haemorrhage after vitrectomy for proliferative diabetic retinopathy. (medscape.com)
  • 12 PDR is characterised by the growth of new blood vessels from the retinal surface towards the vitreous cavity in response to chronic retinal hypoxia. (novartis.be)
  • Allergan Inc, Irvine, CA) is injected into the vitreous cavity with a 22-gauge needle, contains 0.7 mg dexamethasone, and releases corticosteroid for an average of 6 months. (oftalmoloji.org)
  • Bevacizumab (1.25 mg/0.05 mL) was injected into the vitreous cavity using a 27-gauge needle, and ranibizumab (0.5 mg/0.05 mL) was injected with 30-gauge needle. (ekjo.org)
  • Blood thinners followed by intravitreal injections of a medication directly into the space in the back of the eye called the vitreous cavity. (arizonaretinalspecialists.com)
  • With the bevel of the needle up away from the sclera, advance the needle about 1 mm into the sclera then redirect toward the centre of the eye into the vitreous cavity until the silicone sleeve is against the conjunctiva. (pillintrip.com)
Diseases9
  • About 300 types of operations are performed, and almost every eye disorder is treated in St. Petersburg Branch of IRTC "Eye Microsurgery" (excluding infectious inflammatory diseases). (spb.ru)
  • Angiogenesis is a contributing factor in some retinal diseases, hence the role of vascular endothelial growth factor (VEGF) as a common pathway in proliferative retinopathies. (openophthalmologyjournal.com)
  • Risk factors for retinal vascular occlusions are the same as for other vascular diseases such as stroke or heart attack: advanced age, smoking, hypertension, atherosclerosis and diabetes are some of the conditions that are most frequently related to an increased risk. (retina-uveitis.ch)
  • Other medical retinal problems such as retinal vascular disease, hereditary ocular diseases and posterior uveitis are treated. (ahdubai.com)
  • The diagnosis procedure provides a differential diagnosis to determine if it may not be OIS but conditions with similar signs or symptoms with other retinal vascular diseases. (arizonaretinalspecialists.com)
  • Diseases of Vitreous Part One. (ammaneyeclinic.com)
  • Diseases of Vitreous Part Two. (ammaneyeclinic.com)
  • Retinal diseases vary widely, but most of them cause visual symptoms. (bavishieyehospitals.com)
  • Untreated, some retinal diseases can cause severe vision loss or blindness. (bavishieyehospitals.com)
Detachments3
  • Keep in mind, retinal tears can lead to retinal detachments. (nadermoinfarmd.com)
  • This includes treatment of diabetic retinopathy, age-related macular degeneration,retinal detachments, globe trauma, complex cataracts requiring advanced techniques and surgery following complicated cataract surgery. (ahdubai.com)
  • Pars plana vitrectomy (PPV) is a commonly employed technique in vitreoretinal surgery that enables access to the posterior segment for treating conditions such as retinal detachments, vitreous hemorrhage, endophthalmitis, and macular holes in a controlled, closed system. (eyewiki.org)
Obstructed retinal vein1
  • Genetic factors are im- oedema along obstructed retinal vein). (who.int)
Blood vessels5
  • These drugs may block the growth of new blood vessels that can cause glaucoma. (medlineplus.gov)
  • Laser treatment to prevent the growth of new, abnormal blood vessels that leads to glaucoma. (medlineplus.gov)
  • Pan-retinal photocoagulation therapy - A patient will need this if he grows new blood vessels in his eye. (parkcitymedicalcentre.com)
  • This is a test procedure in which a dye (fluorescein) that is injected into a vein in the arm travels to the retinal blood vessels. (retina-doctors.com)
  • The ophthalmologist or retinal specialist injects a fluorescent dye into the bloodstream that allows blood vessels to be photographed in the back of the eye. (arizonaretinalspecialists.com)
Intraocular3
  • Preservative-free, nondispersive Triamcinolone acetonide in 1 or 4 mg dosage may be injected into the vitreous to treat macular edema but has complications including elevated intraocular pressure and development of cataract. (wikipedia.org)
  • The first-order branch divides into high intraocular pressure (IOP) and low IOP. (uk.com)
  • Over the past decade, intravitreal injection of anti-VEGF agents have gained tremendous acceptance among retinal specialists and become one of the most common intraocular procedures [ 5 ]. (ekjo.org)
Trauma2
Disorders2
  • DEX implant is a useful tool in the management of several retinal disorders. (dovepress.com)
  • However, since the introduction of optical coherence tomography (OCT) in 1991, it has become an invaluable tool in the diagnosis and management of different retinal disorders including ME. (bmj.com)
Sickle cell retinopathy1
  • The evolution of salmon-patch hemorrhages in sickle cell retinopathy. (medscape.com)
Vein occlusions3
  • Retinal vein occlusions preferred practice pattern. (medlineplus.gov)
  • See also the separate Retinal Vein Occlusions article. (patient.info)
  • Retinal vein occlusions are usually painless, sudden, and unilateral causes of vision loss. (bmj.com)
Pigment3
  • 1 They also stabilize endothelial and retinal pigment epithelial tight junctions and restore the integrity of blood retinal barrier. (dovepress.com)
  • The normal retinal tissue has different reflectivity patterns on OCT. The nerve fibres and the retinal pigment epithelium display high reflectivity. (bmj.com)
  • The distance between the vitreoretinal interface and the anterior surface of the retinal pigment epithelium is generally 200-275 μ. (bmj.com)
Normal retinal1
  • By timing the circulation time and normal retinal filling time of the fluorescent dye, which is about five seconds normally, it may take one minute or more in an affected eye, indicating severe hypoperfusion (decreased blood flow). (arizonaretinalspecialists.com)
Ocular3
  • History of ocular hypertension and glaucoma. (hhmr.org)
  • 2 Risk factors include glaucoma, young age, development of ocular hypertension after a previous injection, uveitis, and high-dose steroid use. (oftalmoloji.org)
  • Glaucoma is a disorder of the intra-ocular pressure and the blood supply to the optic nerve of the eye that can result in a gradual loss of vision usually starting with a loss of peripheral vision. (ahdubai.com)
Removal of nonclear1
  • [ 1 ] Prior to pars plana vitrectomy, the removal of nonclearing vitreous hemorrhage was attempted by excising vitreous gel through the pupillary aperture using cellulose sponges and scissors via a corneoscleral incision, which was coined "open-sky" vitrectomy by Kasner. (medscape.com)
Secondary2
  • Ackerman J, Goldstein M, Kanarek I. Spontaneous massive vitreous hemorrhage secondary to thrombocytopenia. (medscape.com)
  • Retreatment may be performed after approximately 6 months if the patient experiences decreased vision and/or an increase in retinal thickness, secondary to recurrent or worsening diabetic macular oedema. (pillintrip.com)
Optic1
  • The next strong attachment of the vitreous is at the circular zone around the optic nerve head. (medscape.com)
Ophthalmology1
  • Within ophthalmology, nowhere does the algorithm approach shine better than in the field of glaucoma. (uk.com)
Cataract1
  • With extensive experience handling the most complex cases, as well as a high volume of common procedures, our Ophthalmologists specialize in treating patients of all ages with vision problems amongst common conditions such as diabetic retinopathy, glaucoma, and cataract. (ahdubai.com)
Open angle gl1
  • Gonioscopy assisted transluminal trabeculotomy: an ab interno circumferential trabeculotomy for the treatment of primary congenital glaucoma and juvenile open angle glaucoma. (cureglaucoma.org)
Vitrectomy5
Dense vitreous1
  • However, in the event that the dense vitreous hemorrhage persists without known underlying cause, a B-scan ultrasonography should be serially performed. (medscape.com)
Patients2
  • The GAT doctors have over 60 years of combined experience treating patients with glaucoma, and it is this experience, fused with our dedication, that drives us to provide you with the best possible outcomes. (cureglaucoma.org)
  • In patients with a sudden visual loss, a cherry-red spot is usually observed at the fundus related to the central retinal artery's blood flow stoppage. (arizonaretinalspecialists.com)
Veins1
Complications1
  • In this and my next article, my algorithm approaches to post-trabeculectomy complications and angle-closure glaucoma will be presented, respectively. (uk.com)
Proliferative1
  • Homozygous sickle cell disease (SS disease), sickle cell C disease (SC disease), and sickle cell-thalassemia disease (S-Thal disease) are common hemoglobinopathies that can present with mild-to-severe proliferative retinal findings. (medscape.com)
Central2
  • Either the central vein or one of its branches can become occluded. (bmj.com)
  • These injections are typically administered on a monthly or as-needed basis, with the aim of improving visual acuity and reducing central retinal thickness. (nadermoinfarmd.com)
Hypertensive Retinopathy1
Vessels1
  • Type 3: widespread retinal arteriovenouses that are large in calibre with convoluted vessels or cirsoid. (amretina.com)
Floaters4
Ophthalmic1
  • Visual field testing is mandatory for many ophthalmic conditions including glaucoma. (ijo.in)
Occurs1
  • Diabetic macular oedema (DME) is a complication of diabetes that occurs when there is damage to the blood-retinal barrier, leading to the accumulation of fluid within the intraretinal layers of the macular. (novartis.be)
Tears1
  • Contents Dedication Acknowledgments About the Author Preface JANUARY Retinal Tears and Holes. (slackbooks.com)
Fundus1
  • It is a generalized measure nowadays in all ophthalmological centers for the prevention of glaucoma, and that together with the fundus examination, justifies that even the simplest prescription of glasses should be carried out by the ophthalmologist. (semiologiaclinica.com)
Intravitreal bevacizumab1
  • The aim of this study was to review all cases of intravitreal bevacizumab given in the retinal unit of the University College Hospital, Ibadan from July, 2010 to June 2012, pointing out the common indications. (openophthalmologyjournal.com)
Retinopathy1
Diagnosis and management1
Thickness2
  • Which has unique characteristics such as increased macular thickness along with hyperreflectivity of inner retinal tissues with empty cystic changes and can combine with subretinal fluids. (amretina.com)
  • The OCT software measures retinal thickness automatically while it is evaluating variations and deviations from the normal values. (bmj.com)