نتایج جستجو برای: vein
تعداد نتایج: 70169 فیلتر نتایج به سال:
INTRODUCTION Central vein stenosis is not a rare problem in patients on dialysis. Placement of a central vein catheter for dialysis access substantially increases the risk of central vein stenosis. However, even in patients without a previous history of central vein catheter placement, a stenosis can be found in up to 40% of patients. CASE PRESENTATION We report the case of a 60-year-old male...
Intrahepatic venous collaterals develop in Budd-Chiari syndrome, hepatomas, and other tumors if the hepatic veins are obstructed. In portal hypertension hepatic vein-to-vein anastomoses develop without obstruction of the hepatic veins. In a 53-year-old woman with giant cavernous hemangioma of the liver, hepatic venography demonstrated remarkable hepatic vein-to-vein anastomoses in the periphery...
In finger vein recognition, the input image is generally labeled in accordance with the nearest enrolled neighbor. However, it is so rigid that it is inadequate for some cases. This paper explores a modified sparse representation method for finger vein recognition. In the method, each block in a finger vein image will be sparsely represented by dictionary textons, not simply labeled by the near...
BACKGROUND Compression ultrasonography performed serially over a 7-day period is recommended for the diagnosis of deep vein thrombosis in symptomatic pregnant women, but whether this approach is safe is unknown. We evaluated the safety of withholding anticoagulation from pregnant women with suspected deep vein thrombosis following negative serial compression ultrasonography and iliac vein imagi...
Aim: To comparative analysis of vein stripping versus no in varicose disease. Study design: Comparative study Place and duration study: Department Surgery, CMH Kharian Medical College, from 01-01-2019 to 31-12-2021. Methodology: Eighty cases which were having sapheno-femoral valve incompetence as well perforators-incompetence enrolled. The age the was between 16 70 year. Electrocardiography (EC...
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