نتایج جستجو برای: pulmonary malformations
تعداد نتایج: 241369 فیلتر نتایج به سال:
OBJECTIVE To analyse the spectrum of congenital heart malformations, the frequency of extracardiac malformations, and the proportion of chromosome aberrations among fetuses sent for necropsy. MATERIAL Necropsies were performed on 815 fetuses-448 induced abortions (55%), 220 spontaneous abortions (27%), and 147 stillbirths (18%)-during a seven year period (1991-97) in the department of patholo...
Multiple pulmonary arteriovenous malformations (PAVM) constitute an uncommon cause of respiratory disability. They may lead to severe hypoxaemia via right-to-left shunts and are sources of substantial mortality and morbidity. Conservative surgical resection has been proposed as the treatment of choice. More recently, percutaneous balloon or coil embolization of the feeding vessels offered an ef...
A case is reported of life-threatening haemoptysis as a result of an anomalous communication between a bronchial artery and pulmonary vein, demonstrated by angiography. The patient recovered following bilobectomy of the right lower and middle lobes. When a systemic artery is involved in an arteriovenous malformation of the lung, haemodynamics are different compared with those present in malform...
A case is reported of a stillborn infant in whom both atrial appendages lay to one side of the great arteries, so-called juxtaposition of the atrial appendages. The unusual features of the case reported are twofold. First, both atrial appendages lay to the right of the great vessels while, more commonly, juxtaposed atrial appendages lie to the left of the aorta and pulmonary trunk. Second, in o...
Although antenatal diagnostic technique has considerably improved, precise detection and proper management of the neonate with congenital heart disease (CHD) is always a great concern to pediatricians. Congenital cardiac malformations vary from benign to serious conditions such as complete transposition of the great arteries (TGA), critical pulmonary and aortic valvular stenosis/atresia, hypopl...
We developed a rat model of pulmonary arteriovenous malformations after cavopulmonary anastomosis. We sought to determine whether this model reproduces the angiographic and histologic features seen in the human condition. Eight Sprague-Dawley rats underwent a right superior cavopulmonary anastomosis with the use of microsurgical techniques. Between 2 and 13 mo, pulmonary angiography was perform...
Pulmonary sequestration and congenital broncho-esophageal fistula are both rare malformations; nonetheless, in the presence of recurrent pulmonary infection, the possibility that one or the other may be involved should not be disregarded. To our knowledge, the concurrence of intralobar pulmonary sequestration and congenital broncho-esophageal fistula is very rare. Herein, we report a case of in...
OBJECTIVE Preterm birth and cardiovascular malformations are the 2 most common causes of neonatal and infant death, but there are no published population-based reports on the relationship between them. We undertook this study to determine the prevalence and spectrum of cardiovascular malformations in a preterm population, the prevalence of prematurity among infants with cardiovascular malformat...
OBJECTIVE To determine the prevalence of pulmonary arterial hypertension in asymptomatic patients with 2 types of extensive slow-flow vascular malformations: extensive venous malformations or Klippel-Trénaunay syndrome (KTS). DESIGN Case-control. SETTING Multidisciplinary center for vascular anomalies. PATIENTS A consecutive sample of 32 patients with slow-flow vascular malformations of a...
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