In a series of 30 patients with chronic lung diseases of varying etiology, especially tuberculous, and with function loss of one lung, the presence of collateral circulation development of precapillary anastomosis between systemic arteries and the pulmonary artery was determined by hemodynamic, angiographic, surgical and anatomic verifications. Authors present an infrequent case of a female patient with abdominal tumor a great superficial collateral circulation type cavacava, the abdominal ultrasound, the. Verification of the collateral systemic circulation in. It may occur via preexisting vascular redundancy analogous to engineered redundancy, as in the circle of willis in the brain, or it may occur via new branches formed between adjacent blood vessels neovascularization, as in the eye after a retinal. Extensive abdominal wall venous collaterals, with blood flow from the umbilicus toward the thorax, were observed in a newborn infant. The importance of investigating the internal thoracic. For the analysis in this study, we excluded a patient with collateral perfusion when the perfusion stopped at any time, whether this occurred spontaneously or by a radiological intervention. Circulacion arterial y venosa ensayos y trabajos yebeni16. At the end of the procedure, the left ima was catheterized figure 1 and abdominal collateral circulation toward the left femoral artery was. Similar to those described for svc occlusion but with inverse blood flow. Frequently, both peripheral and coronary artery disease are present in the same patient. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
Download as ppt, pdf, txt or read online from scribd. Pdf copes early diagnosis of the acute abdomen silen early diagnosis of the acute abdomen. Download abdomen agudo acute abdomen pdf full ebook. Persistent collateral perfusion of abdominal aortic. If you continue browsing the site, you agree to the use of cookies on this website. The importance of investigating the internal thoracic artery before coronary artery surgery in leriches syndrome.
Liver function studies and inferior vena cavagram were normal. The umbilical vein was isolated beneath the linea alba, but a probe could not be passed across the umbilicalportal vein junction in the liver. Although scant mention of the topic is found in the radiologic literature, these. The origins of historical terms, such as arc of riolan and marginal artery of drummond are traced herein with emphasis on the inherent confusion caused when these terms are used. From maastricht university medical centre, maastricht, netherlands and universitatsklinik aachen, germany.
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