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作者对常用的临床、化验检查均未发现炎症改变的51例各种先天性心脏病,通过静脉将导管插入右心腔取心内膜心肌活组织,供组织学检查。该项活检均未发生并发症。检查结果发现细菌性心内膜炎20例(其中房间隔缺损6例、室间隔缺损8例、法鲁三联征2例、肺动脉狭窄1例、其他先天性心脏病3例)。其组织学特点为:变态反应性血管炎16例,表现为毛细血管和小动脉充血,周围和肌间基质单核细胞浸润;毛细血管和
The author of the commonly used clinical, laboratory tests were found in 51 cases of inflammatory changes in a variety of congenital heart disease, catheterization through the venous catheter right ventricular heart tissue taken for endomyocardial tissue for histological examination. The biopsy did not occur complications. Examination showed that 20 cases of bacterial endocarditis (including atrial septal defect in 6 cases, ventricular septal defect in 8 cases, Faru triad 2 cases, pulmonary stenosis in 1 case, other congenital heart disease in 3 cases). The histological features are: 16 cases of allergic vasculitis, manifested as congestion of capillaries and arterioles, peripheral and interstitial mononuclear cell infiltration; capillary and