نتایج جستجو برای: prematurity retinopathy
تعداد نتایج: 24474 فیلتر نتایج به سال:
UNLABELLED The aim of this study was to determine the relationship between meningitis and neonatal period of complications such as massive intraventricular hemorrhage and into brain tissue, hypoxic-ischemic white matter injury retinopathy of prematurity 3-5 degrees and deafness in infants born prematurely from single and multiple pregnancies. MATERIAL The retrospective study covered 460 prete...
PURPOSE To investigate the intraocular pressure (IOP) variations occurring after indirect diode laser photocoagulation for threshold retinopathy of prematurity. DESIGN Prospective, nonrandomized, comparative study. PARTICIPANTS A study group-21 consecutive premature babies (42 eyes) undergoing diode laser photocoagulation for retinopathy of prematurity-and control groups-32 premature babies...
Growing rates of premature birth have led to increases in the prevalence of retinopathy of prematurity (ROP), which is now becoming a leading cause of childhood blindness worldwide (1). At the same time, cost-effective and accessible screening methods and medical services may reduce its incidence. Prompt approaches to management of complications, as well as providing low vision aids for childre...
Retinopathy of prematurity (ROP) is a major cause of blindness in children in developed countries. ROP is a two-phase disease, beginning with delayed retinal vascular growth after premature birth (Phase I). Phase II follows when Phase I-induced hypoxia releases factors to stimulate new blood vessel growth. Both oxygen-regulated and non-oxygen-regulated factors contribute to normal vascular deve...
The Pyrrhonic Sceptics in ancient Greece employed a useful catchword, epoche ('suspension of judgment'), in philosophic argument.' The expression serves admirably to summarise the current state of knowledge concerning the unique retinopathy that affects prematurely born infants. There are renewed, intense debates about pathophysiological mechanisms that may lead to retinopathy of prematurity, a...
Introduction Retinopathy of prematurity (ROP) was originally designated as retrolental fibroplasias by Terry in 1952 who related it with premature birth. Term ROP was coined by Heath in 1951. It is a disorder of development of retinal blood vessels in premature babies. Normal retinal vascularization happens centrifugally from optic disc to ora. Vascularization up to nasal ora is completed by 8 ...
OBJECTIVES To determine expression of vascular endothelial growth factor (VEGF), pigment epithelium-derived factor, and their respective receptors in retinas using a model of retinopathy of prematurity. METHODS Retinas isolated from a 50/10 oxygen (inspired oxygen cycled between 50% oxygen and 10% oxygen every 24 hours)-induced rat model of retinopathy of prematurity (50/10 OIR model), and fr...
Main Outcome Measures: Investigators documented the location, extent, and severity of ROP during serial retinal examinations. The onset of the ROP’s involution was determined from a review of these data, applying a set of predetermined criteria. Results: Acute-phase ROP began to involute at a mean of 38.6 weeks postmenstrual age. In 90% of patients, the ROP began to involute before 44 weeks of ...
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