Boris Knyazer

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Essential requisite for the preservation of normal brain activity is to maintain a narrow and stable homeostatic control in the neuronal environment of the CNS. Blood flow alterations and altered vessel permeability are considered key determinants in the pathophysiology of brain injuries. We will review the present-day literature on the anatomy, development(More)
BACKGROUND An understanding of statistical methods and basic epidemiology are crucial for the practice of modern medicine. AIMS To assess (1) the knowledge of basic methods of conducting research and data analysis among residents and practicing doctors and (2) the effect of country of medical school graduation, professional status, medical article reading(More)
To evaluate the effectiveness of the non-mydriatic digital camera for diabetic retinopathy (DR) screening. Secondary purposes of the study were to characterize diabetic patients being screened for the presence of DR and to calculate the sensitivity, specificity, and positive predictive value of the test. All 6,962 consecutive patients with type 2 diabetes(More)
PURPOSE The aim of this study is to describe and identify clinical characteristics, prognostic factors and visual outcome in a group of patients with posterior open globe injuries (zone III injury). METHODS A retrospective review was made of all cases of open globe injuries that were examined at the Ophthalmology Department of Soroka Medical Center,(More)
Estrogen has been shown to possess neuroprotective properties both in vitro and in vivo. Traumatic brain injury (TBI) in ovulating females results in favorable neurological outcomes when compared to males with similar insults. The brain-to-blood glutamate gradient removes excess glutamate from brain extracellular fluids (ECF). Enhancing this gradient leads(More)
BACKGROUND Diabetic retinopathy is a leading cause of adult blindness and accounts for about 10% of cases of legal blindness in Israel. Only about half of the patients with diabetes in Israel have regular eye examinations. OBJECTIVES To evaluate, for the first time in southern Israel, a new service for diabetic retinopathy screening that uses a mobile(More)
While the correlation and chronology of appearance of diabetic nephropathy and retinopathy is well known in diabetes mellitus (DM) type 1 patients, in DM type 2 this correlation is less clear. A retrospective study including 917 patients with type 2 diabetes. Diabetic retinopathy (DR) was diagnosed based on fundus photographs taken with a non-mydriatic(More)
BACKGROUND Diabetic retinopathy is the most common microvascular complication of diabetes. In recent years, there is a dramatic increase in the number of diabetic patients in the Bedouin population in the Negev region. PURPOSE To analyze the clinical features and find out the incidence and risk factors of diabetic retinopathy of type 2 diabetes patients(More)
OBJECTIVE To assess the effect of Nd:YAG laser posterior capsulotomy on ocular wave front aberrations. STUDY DESIGN Retrospective comparative study. PARTICIPANTS Twenty-four eyes of 24 consecutive pseudophakic patients with symptomatic PCO, who presented for Nd:YAG laser posterior capsulotomy at our clinic, were included in this study. METHODS The(More)
BACKGROUND Open globe injury (OGI) is a common cause of unilateral visual loss in all age groups. OBJECTIVES To describe and identify clinical characteristics, prognostic factors and visual outcome in a group of patients with OGI in southern Israel. METHODS We conducted a retrospective review of all cases of OGI examined in the ophthalmology department(More)