نتایج جستجو برای: choroidal neovascularization
تعداد نتایج: 17766 فیلتر نتایج به سال:
PURPOSE This paper aims to describe the current situation of choroidal neovascularization (CNV) treatment. PROCEDURES MEDLINE (2001-2013) was searched for original research studies (phase I, II, III), abstracts and review articles concerning CNV therapy, and other related articles. Selected information from related websites was also included. RESULTS The management of CNV was developed thro...
OBJECTIVE Ocular neovascularization (ONV) is a pathological feature of sight-threatening human diseases, such as diabetic retinopathy and age-related macular degeneration. Macrophage depletion in mouse models of ONV reduces the formation of pathological blood vessels, and myeloid cells are widely considered an important source of the vascular endothelial growth factor A (VEGF). However, the imp...
Purpose Vascular endothelial growth factor (VEGF) signaling via VEGF receptor 2 (VEGFR2) plays a crucial role in pathologic ocular neovascularization. In this study, we investigated the antiangiogenic effect of apatinib, a pharmacologic inhibitor of VEGFR2 tyrosine kinase, against oxygen-induced retinopathy (OIR) and laser-induced choroidal neovascularization (CNV) in mice. Methods Western bl...
Age-related macular degeneration (AMD) is the leading cause of irreversible blindness in the elderly in industrialized countries. The "wet" AMD, characterized by the development of choroidal neovacularization (CNV), could result in rapid and severe loss of central vision. The critical role of vascular endothelial growth factor A (VEGF-A) in CNV development has been established and VEGF-A neutra...
Choroidal osteoma has been reported to be unilateral in approximately 80% of cases diagnosed with this condition. Herein we report the clinical characteristics and multimodal imaging findings in a rare case of bilateral multifocal choroidal osteoma. A 32-year-old female presented with decreased visual acuity (VA) in the right eye (20/100), though she had normal VA (20/20) in the left eye. Ophth...
CHOROIDAL NEVUS Choroidal nevus (Figure 1), the most common primary intraocular tumor,1 is a benign tumor that arises from melanocytic cells derived from the neural crest. Choroidal nevi are more common in white people, with 4% of the population having at least one.1 Malignant transformation into melanoma is possible; therefore, choroidal nevi should be monitored even though the rate is 1 in 4,...
PURPOSE Evaluation of a large series of choroidal nevi inducing the formation of a neovascular membrane in order to more clearly define the clinical presentation and to evaluate the efficacy of various treatment options. METHOD Retrospective study of 22 clinical cases. RESULTS All nevi were situated in the posterior choroid. They had a mean diameter of 3.8 mm and a mean thickness of 1.4 mm....
BACKGROUND Age-related macular degeneration (AMD) is a progressive disease affecting the macula, the area of the retina that has the highest visual acuity. It can progress to geographic atrophy or choroidal neovascularization. METHOD Selective literature review. RESULTS The authors discuss the results of therapeutic trials and the treatment recommendations of the ophthalmological societies....
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