Detecting diabetic retinopathy using deep learning on. This experiment aims to automate the preliminary dr detection based on the retinal image of a patients eye. Referral to an ophthalmologist is required when there is any evidence of diabetic retinopathy. While initial diagnosis of diabetic retinopathy may be based on functional changes in electroretinography erg, retinal blood flow and retinal blood. Diabetic retinopathy diabetic macular edema proliferative diabetic retinopathy retinal thickness choroidal thickness these keywords were added by machine and not by the authors. Diabetic eye disease is preventable through strict glycemic control and annual dilated eye exams by an eye doctor. At initial presentation, visual involvement was seen in 87. Easy observation of the fundus oculi makes retinopathy the most frequently reported chronic complication of diabetes and, consequently, the one we know best in terms of epidemiology and natural history. Diabetic retinopathy is an eye condition that can cause vision loss and blindness in people who have diabetes.
Diabetic retinopathy is a complication of diabetes that damages blood vessels inside the retina at the back of the eye. Pdf diabetic retinopathy dr is a constantly deteriorating disease, being one of the leading causes of. It has long been recognized as a microvascular disease. Regular eye exams will reduce the risk of vision loss and blindness caused by diabetic retinopathy. Diabetic retinopathy dr is the most common complication of diabetes mellitus dm. Light focuses here, so any damage may affect your sight. Ppt diabetic retinopathy powerpoint presentation free. Diabetic macular edema dme and proliferative diabetic retinopathy pdr are the major sightthreatening endpoints of diabetes. Ashwini misal, eye specialist in aundh has taken initiative to aware people about diabetic retinopathy. Learn about the causes, symptoms, diagnosis, treatment, and prevention of diabetic retinopathy. The earliest changes leading to diabetic retinopathy include narrowing of the retinal arteries associated with reduced retinal blood flow. Ppt diabetic retinopathy dr powerpoint presentation, free. Classification and features of diabetic retinopathy dr 3. High blood sugar glucose can injure nerves throughout your body.
The pathology associated with diabetic retinopathy. Diabetic retinopathy california eye specialists a medical group, inc. These mechanisms are interlinked thus worsening the diabetic retinopathy outcome. Diabetic retinopathy is the most common cause of severe sight impairment in people of working age in the uk. Retinopathy diabetic retinopathy powerpoint template is. Diabetic retinopathy detection using image processing. Definition of diabetic cardiomyopathy the key challenge is the lack of a universally accepted and consistently applied definition table 1. Objectives diabetic retinopathy implications as a public health issue and a leading cause of blindness in industrialized countries discuss risk factors discuss pathophysiology and the different stages discuss management approach prevention risk factor control and annual dilated retinal. Within the scope of diabetic retinopathy, the primary purposes of the messidor. May 06, 2020 ppt on diabetic retinopathy mbbs notes edurev is made by best teachers of mbbs. Earlystage detection of diabetic retinopathy is also very important for diagnosis, which can prevent. Diabetic retinopathy dr is one of the leading causes of preventable blindness. The advent of antivascular endothelial growth factor vegf therapy demonstrated remarkable clinical benefits in dr patients. Laser photocoagulation causes a retinal burn which is visible on fundoscopy.
Among adults aged 2074, diabetic retinopathy dr is the most frequent cause of blindness. Diabetic retinopathy dr is the leading cause of blindness in industrialized countries. Diabetic retinopathy is a complication that is seen in diabetic patients who have suffered from the disease for a long time. All those returning comments were required to provide disclosure of relevant relationships with industry to have their comments. The likelihood of developing diabetic retinopathy is related. Remarkable advances in the diagnosis and treatment of dr have been made during the past 30 years, but several important management questions and treatment deficiencies remain unanswered. Growing eye problem in todays generation diabetic retinopathy is a implication of diabetes and one of the leading cause of blindness in the world. Diabetic retinopathy power point presentation free. Achieving nearnormal levels of blood glucose and blood pressure provides empirical though powerful tools for clinicians to delay the onset and progression of diabetic. To evaluate effects of longterm metformin on the severity of diabetic retinopathy dr in highrisk type 2 diabetic t2d patients. Diabetic retinopathy free download as powerpoint presentation. Diabetic retinopathy is considered to be one of the most serious diseases among diabetic patients.
This experiment aims to automate the preliminary dr. All those returning comments were required to provide disclosure of relevant relationships with industry to have their comments considered. Initial symptoms that may occur include blurred vision, seeing floaters and flashes, or even having a sudden loss of vision. The risk of developing diabetic retinopathy or other microvascular complications of diabetes depends on both the duration and the sever.
The very central area, the yellow dot, is the the fovea. Mar 19, 2018 diabetic retinopathy dr is one of the leading causes of preventable blindness. Aug 03, 2019 diabetic retinopathy is an eye condition that can cause vision loss and blindness in people who have diabetes. At least 90% of new cases could be reduced with proper treatment and. Diabetic retinopathy is a disorder of the retinal vessels that eventually develops to some degree in nearly all patients with long standing diabetes mellitus. Association of metformin treatment with reduced severity. Only about 60% of people with diabetes have recommended yearly screenings for diabetic retinopathy. Association of metformin treatment with reduced severity of.
It provides information about diabetic retinopathy and answers questions about the cause and symptoms of this progressive eye disease. Diabetic retinopathy and diabetic macular edema diabetes. Diabetic retinopathy and diabetic macular edema diabetes care. By the end of the lecture the students would be able to. Ting dsw, cheung cy, lim g, tan gsw, quang nd, gan a, et al. Remarkable advances in the diagnosis and treatment of dr have been made during the past 30 years, but several important management. Development and validation of a deep learning system for diabetic retinopathy and related eye diseases using retinal images from. Introduction diabetic retinopathy is a chronic progressive. Detecting diabetic retinopathy using deep learning on intel. The severity of dr was determined by early treatment diabetic retinopathy study scale. Can occur in both type i diabetes and type ii diabetes in type ii diabetics with insulin. Diabetic retinopathy dr is still the leading cause of vision loss in the workingaged adults worldwide yau et al. A free powerpoint ppt presentation displayed as a flash slide show on id.
View and download powerpoint presentations on diabetic retinopathy ppt. Diabetic retinopathy is the result of damage to the small blood vessels and neurons of the retina. In this section, you will find instructions on how to download the database. It is responsible for 10,000 new cases of blindness every year in the united states alone. Retinopathy diabetic retinopathy powerpoint template is one. The increasing number of individuals with diabetes worldwide suggests that dr and dme will continue to be major contributors to vision loss and associated functional impairment for years to come. Diabetic neuropathy is a type of nerve damage that can occur if you have diabetes.
Data included in this database can be used, free of charge, only for research and. The slides dont have any watermarks or names or them, so feel free to use them however you want. Diabetic retinopathy can be divided into two main stages, nonproliferative diabetic retinopathy npdr, and proliferative diabetic retinopathy pdr, with npdr further subdivided into three phases, mild npdr, moderate npdr, and severe npdr. In addition, diabetic ischemic maculopathy describes retinal microvascular degeneration within the macular region which can also result in loss of central visual acuity. Pdf diabetic retinopathy detection using image processing. Diabetic eye disease american diabetes association. Mar 11, 2020 diabetic retinopathy is the most common cause of severe sight impairment in people of working age in the uk. All individuals with diabetes, irrespective of the type of diabetes, require regular and repetitive annual retinal screening for early detection and timely treatment of diabetic retinopathy dr. Prevalence the total number of people with diabetes is projected to rise from 285 million in 2010 to 439 million in 2030. Diabetic ketoacidosis ppt presentation free download. It affects blood vessels in the retina the lightsensitive layer of tissue in the back of your eye. Diabetic retinopathy, also known as diabetic eye disease, is a medical condition in which damage occurs to the retina due to diabetes mellitus.
These light rays are focused directly onto the retina, the lightsensitive. Ppt diabetic retinopathy powerpoint presentation free to. Apr 01, 2018 diabetic ketoacidosis dka a state of absolute or relative insulin deficiency aggravated by ensuing hyperglycemia, dehydration, and acidosisproducing derangements in intermediary metabolism, including production of serum acetone. The aim of this tutorial is to develop automated detection system for diabetic retinopathy using cnn. Depending on the affected nerves, symptoms of diabetic neuropathy can range from pain and numbness in your legs and feet to. Jon walkers excellent textbook on diabetic retinopathy is available for free at. Identification of diabetic retinopathy using the retinal images department of ece by m. Diabetic retinopathy may be the most common microvascular complication of diabetes. Diabetic retinopathy guidelines international council of. In diabetic retinopathy dr, macular involvement can present as either macular edema or ischemia.
Diabetic retinopathy is the leading cause of blindness in the workingage population of the developed world. Deep learning based early detection and grading of diabetic. To understand the epidemiology of diabetes and diabetic retinopathy to understand the fundamental pathophysiology of diabetic retina disease learn the features and classification of diabetic retinopathy and diabetic macula edema to be able to apply the evidence based clinical trials to the management of diabetic retinal. Microvascular and macrovascular complications of diabetes. Diabetic neuropathy most often damages nerves in your legs and feet. Aug 25, 2016 diabetic retinopathy dr is the leading cause of blindness in industrialized countries. Convolutional neural network cnn implementation for. Achieving nearnormal levels of blood glucose and blood pressure provides empirical though powerful tools for clinicians to delay the onset and progression of diabetic retinopathy. These stages are marked by progressive alterations to the retinal microvasculature that contribute to the pathology of dr. Hemorrhage in diabetic retinopathy twoyear results of a randomized trial diabetic retinopathy vitrectomy report 2 the diabetic retinopathy vitrectomy study research group arch ophthalmol. It is the number one cause of blindness in people between the ages of 2064 in the united states. Fundoscopic examination window to the blood vessels normal ocular fundus fundoscopic examination hypertensive retinopathy diabetic retinopathy bacterial endocarditis. Oct 28, 2017 retinopathy diabetic retinopathy powerpoint template is one of the best powerpoint templates by.
Diabetic retinopathy dr is a diabetes related eye disease which occurs when blood vessels in the retina become swelled and leaks fluid which ultimately leads to vision loss. What you should know this booklet is for people with diabetic retinopathy and their families and friends. As a sightthreatening retinopathy, there are 12,00024,000 new cases of blindness caused by dr each year. Consequently, the prevalence of diabetic retinopathy and visionthreatening diabetic retinopathy is also expected to increase.
All people with diabetes are at risk of developing diabetic. Diabetic retinopathy dr affects over onethird of all people with diabetes. The central area of the retina is the macula, shown by the dotted black ring. Ppt diabetic retinopathy powerpoint presentation free to download id. View hypertensive retinopathy ppts online, safely and virusfree. Laser treatment is used successfully to treat retinopathy. It is designed to transfer useful techniques for the clinical management of diabetic patients. Fluorescein angiography remains the gold standard in the evaluation of retinal vascular perfusion and diagnosis of macular ischemia.
However, it is a costly, timeconsuming technique, it requires venipuncture, and reports of anaphylaxis and death related to. Diabetic retinopathy dr is a longterm manifestation of diabetic microangiopathy and affects nearly 50% patients with diabetes mellitus dm. Diabetic retinopathy dr and diabetic macular edema dme are leading causes of blindness in the workingage population of most developed countries. Diabetic retinopathy dr is one of the most common complications of diabetes mellitus dm causing vision impairment even at young ages.
The us center for disease control and prevention estimates that 29. Automated diabetic retinopathy detection in smartphone. The healthy eye light rays enter the eye through the cornea, pupil and lens. Diabetes mellitus is extremely common, so it is not surprising.
The diagnosis of dr relies on the detection of microvascular lesions. This document is highly rated by mbbs students and has been viewed 589 times. The advent of antivascular endothelial growth factor vegf therapy demonstrated remarkable clinical benefits in dr. Classification of diabetic retinopathy nonproliferative npdr mild. The diabetic retinopathy vitrectomy study research group arch ophthalmol. Diabetic ketoacidosis dka a state of absolute or relative insulin deficiency aggravated by ensuing hyperglycemia, dehydration, and acidosisproducing derangements in intermediary metabolism, including production of serum acetone.
Cellular damage caused by sorbitol accumulation glucose sorbitol free radical. There are numerous mechanisms involved in its development such as inflammation and cellular degeneration leading to endothelial and neural damage. Diabetic neuropathy symptoms and causes mayo clinic. Diabetic retinopathy for the comprehensive ophthalmologist. Find powerpoint presentations and slides using the power of, find free presentations research about diabetic retinopathy ppt. Dr is the most severe complication in the eye caused by diabetes. It is estimated that more than 60% of patients with type 2 dm and nearly all patients with type 1 dm will have retinopathy by the second decade of diagnosis. Diabetic retinopathy dr is a vascular disease of the retina which affects patients with diabetes mellitus.