نتایج جستجو برای: aortic arch branches
تعداد نتایج: 156120 فیلتر نتایج به سال:
Double aortic arch (DAA) is the most common congenital anomaly of the aortic arch system, in which the trachea and esophagus are completely encircled by connected segments of the aortic arch and its branches, often resulting in variable airway compression. We present a case of fetal DAA prenatally diagnosed by fetal echocardiography and clearly confirmed at autopsy. The autopsy visualization al...
Partial or complete occlusion of aortic arch branches has commonly been considered a single entity,9 though it is readily subdivided into a number of distinct types. The classical variety, an idiopathic arteritis (Takayasu’s disease or “pulseless disease”) which occurs in young women is quite rare.1 Occlusions resulting from arteriosclerosis obliterans,2 thoracic outlet syndrome,’4 embolus, ane...
An analysis was made of 78 pathologic specimens in which a right aortic arch was present. In four, the right arch was part of a double aortic arch. In 74 cases the right aortic arch was the only arch. The cases of right aortic arch could be subdivided into two groups as follows: (1) that with a retroesophageal aortic segment (three cases) and (2) that without a retroesophageal segment (71 cases...
An analysis was made of 78 pathologic specimens in which a right aortic arch was present. In four, the right arch was part of a double aortic arch. In 74 cases the right aortic arch was the only arch. The cases of right aortic arch could be subdivided into two groups as follows: (1) that with a retroesophageal aortic segment (three cases) and (2) that without a retroesophageal segment (71 cases...
Objective: The knowledge of variations in branching pattern of aortic arch is of paramount importance to the surgeons operating in the supra-sternal and retro-sternal region and the radiologists imaging the arch and its branches. The authors therefore conducted a study on the branching pattern of the aortic arches in fifty heart specimens. The different patterns of branching were photographed a...
We report an extremely rare case of pulmonary artery dissection caused by an abrupt rupture of an aortic arch aneurysm into the pulmonary artery. An asymptomatic 80-year-old man was admitted to our hospital for elective surgical repair of aortic arch aneurysm. After admission, sudden onset of hoarseness and dyspnea developed. Echocardiography demonstrated an intimal flap in the pulmonary artery...
The Subclavian artery is a major branch of the Aorta. In the left the subclavian artery arises from aortic arch, and in the right it arises from the Brachiocephalic trunk This artery passes from the subclavian groove on the first rib and continues as Axillary artery. The Subclavian artery has several branches that supply chest wall, Thyroid gland and cervical region. Several variations about th...
Introduction: Pneumonia is one of the most common infections during childhood. In children with recurrent bacterial pneumonia complete evaluation for underlying factors is necessary. The most common underlying diseases include: antibody deficiencies , cystic fibrosis , tracheoesophageal fistula and increased pulmonary blood flow. Vascular ring and its pressure effect is a less common cause of...
OBJECTIVES Upon onset of acute type A aortic dissection, the aortic true lumen generally becomes fixed around the supra-aortic branches in the greater curvature and Botallo's ligament in the lesser curvature of the aortic arch. Therefore, the pathways of the false lumen through the arch can be categorized as anterior, bilateral and posterior. We investigated the relationship between a false lum...
This study provides quantitative data and information about the variations in branching patterns of aortic arch, normal lengths of BT and trachea, as well as their diameters, in 30 spontaneously aborted human foetuses aged 14– 35 weeks. Among all the foetuses examined, the aortic arches were found to have mainly two kind of variations in its branching pattern, without gender differences. In 53%...
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