منابع مشابه
Percutaneous Nephrostomy in Urogenital Neoplasias
Introduction: Urogenital neoplasias frequently progress with obstructive uropathy due to local spreading or pelvic metastases. The urinary obstruction must be immediately relieved in order to avoid deterioration in these patients. The percutaneous nephrostomy is a safe and effective method for relief the obstruction; however the indications of such procedures have been questioned in patients wi...
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Colorectal cancers are often preceded by noninvasive neoplasias arising in the surface epithelium, namely tubular, tubulovillous and villous adenomas. That neoplasias may also arise in the colorectal crypts is less well known. Between 1998 and 2002, colonoscopies, rectoscopies and colorectal surgical specimens from 8647 patients were received at this Department for histological diagnosis. The m...
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Though reported from a wide variety of human neoplasias, ring chromosomes, in general, are a rare finding in these diseases. The majority were detected by chance when tumors were screened for chromosomal aberrations. In most cases they are a part of highly complex karyotypic alterations and therefore part of unfavourable prognostic factors. However, in some tumor entities (e.g. tumors of mesenc...
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Image mosaic is a process of merging two or more images in order to obtain a larger one. Two phases are considered in the mosaic process: image registration and image blending. Taking into account that the images are already well registered, this work presents a blending process based on a multi-resolution decomposition for seamless mosaicking of satellite images. The generation of a cut line, ...
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Arterial hypertension: endothelium and multiples functions The healthy endothelium normally displays anticoagulant, vasodilatory and anti-inflammatory activities that play a central role in homeostasis. Dysfunction of the endothelium is a common feature of various cardiovascular diseases such as arterial hypertension. A normal endothelium protects against the development of vascular lesions by ...
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ژورنال
عنوان ژورنال: Revista Portuguesa de Pneumologia
سال: 1995
ISSN: 0873-2159
DOI: 10.1016/s0873-2159(15)31221-6