نتایج جستجو برای: choroidal fold
تعداد نتایج: 150365 فیلتر نتایج به سال:
BACKGROUND Choroidal metastasis as an initial presenting feature of metastatic lung cancer is exceedingly rare. External beam radiotherapy (EBRT) is an effective and widely accepted therapeutic modality. However, data addressing the effectiveness of other treatment strategies is limited. Herein, we present a patient with choroidal metastases secondary to lung cancer and review the relevant lite...
Advances in optical coherence tomography have enabled a better appreciation of the role of pathologic choroidal changes in a variety of retinal disease. A "pachychoroid" (pachy-[prefix]: thick) is defined as an abnormal and permanent increase in choroidal thickness often showing dilated choroidal vessels and other structural alterations of the normal choroidal architecture. Central serous chori...
We report a case of metastatic choroidal carcinoid tumor with favorable outcome after photodynamic therapy. A 75-year-old woman was presumptively diagnosed with bilateral choroidal metastases from carcinoid tumor. Although the tumor in the right eye showed a tendency toward rapid expansion and required aggressive treatment to preserve vision, the size was still small and we hesitated to use ext...
Being the most vascular tissue of the eye, importance of the choroid has been very well established in various retinal and chorio-retinal diseases. Understanding of the choroidal structures has improved significantly since the evolution of enhanced depth imaging. Quantitative assessment of choroidal measurements has been found to be reproducible using different devices. This review article desc...
We report a case of a Caucasian female who developed active polypoidal choroidal vasculopathy (PCV) at the edge of a stable choroidal nevus and was successfully treated with verteporfin photodynamic therapy. No active polyp was detectable on indocyanine green angiography 2 years after treatment, and good vision was maintained. Indocyanine green angiography is a useful investigation to diagnose ...
PURPOSE The role of vascular endothelial growth factor (VEGF)-B in the eye is poorly understood. The present study was conducted to evaluate the effect of overexpression of VEGF-B via adeno-associated virus (AAV) gene transfer on ocular angiogenesis, inflammation, and the blood-retinal barrier (BRB). METHODS Three recombinant AAV vectors were prepared, expressing the 167 (AAV-VEGF-B167) or 18...
Granulomatosis with polyangiitis (GPA) sometimes involves the eye orbit; however, choroidal involvements in GPA had been rarely reported. We report a rare case presenting with a choroidal mass in an 83-year-old Japanese woman who presented with left eye pain. Diagnostic biopsy revealed necrotizing vasculitis with infiltrates of inflammatory cells. Diagnosis was localized granulomatosis with pol...
Choroidal osteomas are rare benign ossifying tumors that appear as irregular slightly elevated, yellow-white, juxtapapillary, choroidal mass with well-defined geographic borders, depigmentation of the overlying pigment epithelium; and with multiple small vascular networks on the tumor surface. Visual loss results from three mechanisms: Atrophy of the retinal pigment epithelium overlying a decal...
OBJECTIVE To evaluate choroidal osteoma for tumor growth, tumor decalcification, related choroidal neovascularization, visual acuity loss, and poor visual acuity. DESIGN Retrospective nonrandomized single-center case series. SETTING Ocular Oncology Service at Wills Eye Hospital, Thomas Jefferson University, Philadelphia, Pa. PARTICIPANTS There were 74 eyes of 61 patients with choroidal os...
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