Objective: To investigate the clinical application of biliary metal stent with regional chemotherapy in the treatment of malignant biliary obstruction.
目的：探讨金属胆道支架置入结合肿瘤区域化疗在恶性胆道梗阻治疗中的应用价值。
Biliary stent includes metal stent and plastic stent.
胆管内支架主要包括金属支架和塑料支架两种。
Objective To compare the clinical effectiveness of metal stent with plastic stent in treating malignant biliary obstruction.
目的比较金属支架与塑料支架(内涵管)置入术治疗恶性胆管梗阻的临床疗效。
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