purpose: to study recordings of oscillatory potentials (ops) of the electroretinogram (erg) in diabetic eyes that have no visible fundus alterations, to ascertain whether changes in sensitivity are evident when compared with recordings from age-matched controls. methods: ops of the erg were measured from 68 eyes of 34 patients with diabetes without retinopathy and from 30 eyes of 15 normal subj...

background: to extract utility values of diabetic retinopathy on a perfect health and perfect vision scales for iranians with both types diabetes. methods: in this investigation, 150 untreated patients with diabetic retinopathy consecutively were examined and interviewed in farabi eye hospital, tehran, iran, a tertiary referral center in the iranian health care system. utility values based on p...

purpose : to investigate the discriminative ability of contrast sensitivity (cs), color vision and best corrected visual acuity (bcva) in detecting functional losses in diabetic participants with and without retinopathy methods : in this cross sectional study we examined 105 patients in khatam-al-anbia eye hospital of mashhad university of medical sciences including 70 diabetic patients (35 wit...

macular edema following diabetic retinopathy is one of the ocular complications associated with diabetes, and it is the leading cause of visual loss in the active young and middle aged population in developed countries. while all patients with diabetes particularly those with diabetic retinopathy are at increased risk of developing eye complications, early detection and timely intervention may ...

Objective(s): Oxidative stress has a pivotal role in the pathogenesis of diabetic retinopathy (DR). Juglans regia L. (JRL) leaf extract has hypoglycemic and antioxidative properties. This study aimed to determine the ameliorative effects of JRL against diabetic retinopathy. Materials and Methods: The DR rat model was generated by injection of streptozotocin (STZ). A subset of the diabetic rats ...

Background: Retinopathy is one of chronic complications of diabetes mellitus and is the most common cause of blindness in developed countries between ages 20-70 years old. The aim of this study was to investigate the prevalence of retinopathy and related factors on Iranian population. Materials and methods: This is a descriptive cross-sectional study on a population of diabetic patients r...

Epidemiologic and clinical studies have shown that diabetic retinopathy is a common chronic ocular disorder that developed in most type 2 diabetes. From the viewpoint of preventive medicine, the most crucial topic for preventing diabetic retinopathy is how to achieve early detection and appropriate treatment by using effective screening tools. To understand the morbidity of diabetic retinopathy...

Aim: To elucidate clinical features in patients with type 2 diabetes with advanced retinopathy but without nephropathy. Methods: This study examined 1324 patients (784 males and 540 females) with type 2 diabetes mellitus. Diabetic retinopathy was graded according to the International Clinical Classification of Diabetic Retinopathy as no diabetic retinopathy, mild or moderate non-proliferative d...