classification of glaucoma ppt
classification of glaucoma ppt

The scheme also makes provision for diagnosing glaucoma in eyes with severe visual loss where formal field testing is impractical, and for blind eyes in which the optic disc cannot be . Early diagnosis and appropriate therapy can make a huge difference in the visual outcome and can prevent lifelong disability. Glaucoma and diabetic retinopathy are the most common eye diseases and the leading cause of blindness around the world. 1 Buphthalmos was subdivided into simple buphthalmos due to a primary mechanism, now known as primary congenital glaucoma, and buphthalmos associated with other developmental anomalies. Leber's hereditary optic neuropathy. The pneumotonometer is an applanation tonometer with some aspects of indentation tonometry. PPT Ocular Anatomy - cs.cmu.edu Glaucoma occurs in absence of a raised mean IOP on diurnal testing. CLUSTER OF 3 OR MORE NON-EDGE POINTS (in a typical location for glaucoma), ALL OF WHICH ARE IDENTIFIED AS SIGNIFICANT, WITH AT LEAST ONE AT THE p<1% ON TWO CONSECUTIVE TESTS • (ON 24-2, USE ALL POINTS)-OR-Minimum Criteria for Diagnosis of Glaucoma VF Defect (HODAPP, ET AL, 1993) 3. Primary congenital glaucoma (PCG) is a rare disease due to genetically-determined abnormalities in the trabecular meshwork and anterior chamber angle resulting in elevated intraocular pressure (IOP), without other ocular or systemic developmental anomalies. Accurate prediction of glaucoma from colour fundus images ... Cases are diagnosed on the grounds of both structural and functional evidence of glaucomatous optic neuropathy. Glaucoma diagnosis and management (PDF) | Glaucoma ... The anterior chamber angle between the iris and cornea: being either open or closed. Links collected from the website of : Hindu College Of Pharmacy . Glaucoma. New Classification Suspected of Closing Primary Angle/PACS Primary Angle Closure/PAC Angular Closing . Types of Glaucoma Drainage Implants - Kahook's Essentials ... PDF Glaucoma — Differential diagnosis and management 1. <abstract> Glaucoma is a chronic ocular degenerative disease that can cause blindness if left untreated in its early stages. ### 2.1 - Primary Congenital Forms/Childhood Glaucomas Primary congenital glaucoma is a rare disease but has a major impact on the child's development and quality of life over his/her whole life span. Etiologic Classification of Dry Eye Evaporative (cont) Glaucoma Drugs Cross-sectional study 109 patients , 79 on topical preserved glaucoma medication Results: Drug group Shorter TBUT (p<0.03) Greater fluorescein staining (p<0.001) Higher impression cytology OSD score (p<0.001) More drops caused worse FL staining & shorter TBUT PDF Glaucoma Algorithm and Guidelines for Glaucoma The prime objective of this study is to devise and develop an experimental computer-aided diagnosis system to provide an efficient way for assisting the ophthalmologist in early detection of ocular diseases such as glaucoma and diabetic retinopathy. Early diagnosis and prompt treatment can preserve vision. trained a CNN for glaucoma classification using a data set of 48116 images, reporting AUC, sensitivity and specificity of 0.986, 95.6% and 92%, respectively. Glaucoma can develop in one or both eyes. The classification of early glaucoma and advanced glaucoma was determined by agreement of two specialists. Normal-Tension Glaucoma (NTG) Also called low-tension or normal-pressure glaucoma. Worldwide, open angle and closed angle glaucoma PDF Diabetic Eye Disease 24 October 2013 Abnormal products of metabolism, drugs or metals can be deposited in storage diseases ( Fabry ), The menace of glaucoma can be harnessed with the proposed versatile CAD system which outperforms its contemporary automated models in many ways. Recent research shows that genetics may play a role in exfoliation glaucoma. Visual rehabilitation and counseling of the parents of the child is Purpose: To evaluate the consistency of the definition of normal-tension glaucoma (NTG). Normal IOP is 19 - 21 inches of mercury. Inflammatory glaucomas 5. Glaucoma detection and its classification using image processing and f uzzy classification Proceedings of the 4 th World Conference on Applied Scienc es, Engineering and Technology Other terms have been used previously to describe this entity, including trabeculodysgenesis, goniodysgenesis and primary infantile . Earlier Detection of Glaucoma Progression Using High-Density 3-Dimensional Spectral-Domain OCT Optic Nerve Volume Scans. Kitiya Ratanawongphaibul, Edem Tsikata and 11 more Open Access December 31, 2021. Mariana C. Ikeda, Koiti U. Hamada and 6 more December 31, 2021 Slide 5-. Organ Selectivity: ADVERTISEMENTS: (i) Ach Cuboidal. Figure 3.17c Classification and functions of epithelia. Ocular Hypertension 4. GLAUCOMA Second commonest cause of blindness. These are listed in Table 20.1 and include phacolytic glaucoma, phacomorphic glaucoma, phacoanaphylaxis, and lens particle glaucoma. GLAUCOMA.ppt from SBFS 1103 at Open University Malaysia. Classification of Diabetic Retinopathy Non-Proliferative (NPDR) Mild Moderate Severe . All children with suspected childhood glaucoma should be examined under anaesthesia. Detecting glaucoma progression can be challenging across the glaucoma severity spectrum, particularly in eyes with advanced disease. Worldwide, open angle and closed angle glaucoma The one major risk factor for glaucoma that is treatable is IOP. Purpose To objectively classify the optic discs of open-angle glaucoma (OAG) patients into Nicolela's four disc types, i.e., focal ischemic (FI), myopic (MY), senile sclerotic (SS), and generalized enlargement (GE), with swept-source optical coherence tomography (SS-OCT). pharmacological classification of drugs first edition 732 tariq ahmad | tareeqahmad@hotmail.com department of pharmacy, university of lahore 14 • nicardipine • nifedipine (adalat) • nisoldipine 4) α-adreno receptor blockers • doxazosin (doxcil) • prazosin (minipres) • terazosin (hytrin) 5) •centrally acting adrenergic drugs iridotomy or iridectomy) and the possible late complications (synechial closure of the chamber angle) or the complications resulting when this type of glaucoma undergoes filtering surgery (uveal effusion, cilio-lenticular block leading to malignant glaucoma)121,122. Number of Views: 2026. One of the most fundamental aspects of glaucoma is Techniques of Glaucoma detection I.J. The secondary glaucomas include: glaucoma following cataract surgery, glaucoma associated with nonacquired systemic disease or syndrome, glaucoma associated with nonacquired ocular anomalies, and glaucoma . 14 CLASSIFICATION Primary angle closure diseaseStykęirido-bebecular is the last common route of angular closure disease, hindering the outflow of that 1. Childhood glaucoma is the most common cause of buphthalmos. Phthisis bulbi. Squamous. Glaucoma Regardless of the intraocular pressure, it is defined by characteristic optic neuropathy consistent with: Excavation and undermining of the neural and connective tissue elements of optic disc Eventual development of characteristic visual field defects. While the efforts to reach a labelled data set of this size are to be commended, one could question whether the same performance can be reached in a more cost-effective manner . This approach combines the ability of deep learning (DL) and transfer learning (TL). Persistent fetal vasculature / Persistent hyperplastic primary vitreous. Glaucoma refers to a group of diseases, in which optic nerve damage is the common pathology that leads to vision loss. Before referral for further investigation and diagnosis of COAG and related conditions, offer all of the following tests: • central visual field assessment using standard automated perimetry (full threshold or Signs of hypertensive retinopathy are frequently seen in adults 40 years and older, and are predictive of incident stroke, congestive hear … The glaucoma is typically classified is as open angle or closed angle and as primary or secondary. In eyes with early and moderate glaucoma, assessment of glaucoma progression usually is performed by monitoring changes in the VF, optic nerve head, RNFL, and macular ganglion cell-inner plexiform layer (GCIPL). abuth-zaria. glaucoma is the initial therapeutic approach (i.e. The primary glaucomas include: primary congenital glaucoma and juvenile open-angle glaucoma. The increased pressure causes compresssion of the retina and the optic nerve, and causes progressive , PERMANENT loss of eyesight if left untreated. Classification Of Glaucoma yRisk of havinggg glaucoma was 9.2 fold in individual with family history of glaucoma yMultifactorial y3% ascribed to single gene abnormality yIndividual with Juvenile glaucoma more likely to have gene defect Diabetes and OAG yAssociation is unclear yBias as diabetics . Globe rupture. Uveitis is one of the vision threatening ocular disorders responsible for 10% of legal blindness. It is a non-purulent endogenous or exogenous inflammation of the uveal tract primarily but contiguous structures such as vitreous, optic nerve, cornea and sclera may sometimes be involved. Lens-related glaucoma arises from a variety of pathophysiologic mechanisms. Existing methods mostly rely of CDR and few have used features along with classification for diagnosis of glaucoma. Glaucoma is an eye disease in which pressure in the eye, called intraocular pressure, builds up and damages the optic nerve.The increase . Among eye diseases, glaucoma is considered as the second leading case that can result in neurodegeneration illness. Post-traumatic angle recession glaucoma - PowerPoint PPT presentation. prevalence anD siGnificance Glaucoma is one of the leading causes of visual disability in Western countries, along with macular degeneration, diabetic retinopathy and cataract. Adulteration and Evaluation of Crude drugs.ppt. PPT. 12/9/2009… Glaucoma refers to a group of eye diseases with common features that . Phacomorphic glaucoma and lens dislocation involve an angle-closure mechanism while the other forms are secondary open angle glaucomas. Hypertension has a range of effects on the eye. Glaucoma VF Defect (HODAPP, ET AL, 1993) 2.
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