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題 名 | Ultrastructural Study of Peritonitis in CAPD Patients=連續可活動式腹膜透析病人在腹膜炎時之腹膜型態學變化 |
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作 者 | 陳鴻鈞; 方麗鈴; 陳漢文; 蔡瑞熊; 賴永勳; | 書刊名 | 中華民國腎臟醫學會雜誌 |
卷 期 | 11:2 1997.06[民86.06] |
頁 次 | 頁98-99+114 |
分類號 | 415.816 |
關鍵詞 | Peritoneum; Peritonitis; Peritoneal dialysis; Ultrastructure; |
語 文 | 英文(English) |
英文摘要 | The practice of continuous ambulatory peritoneal dialysis (CAPD) has made it necessary to understand the peritoneal ultrastructural changes that occur during tins process. In a previous study of the ultrastructural alterations of the peritoneum in uremic diabetics and nondiabetics, we found that uremic diabetics had more severe changes in the peritoneal capillary basement membrane. Peritonitis is a common complication of CAPD, but the pathophysiology of CAPD-related peritonitis remains to be delineated. Hence, we compared the ultrastructural changes of the peritoneum before CAPD catheter insertion and after peritonitis in six patients with peritonitis. Two patients were diabetics, and four nondiahetics. The biopsy samples were immediately processed and then examined by a transmission electron microscope. The peritoneums collected before starting CAPD were covered by mesothelial cells that showed microvillous projections. The peritoneal mesothelial cells were lost infive of the six patients with peritonitis. The submesothelial spaces were filled with various amounts of fibrin, and commonly infiltrated by neutrophils. The peritoneal ultrastructural changes were uniform, irrespective of different offending organisms for peritonitis, and did not differ significantly between the diabetics and nondiabetics. |
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