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Updated: May 24, 2025

Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
Published on: March 25, 2022
Radioactive stent versus normal stent insertion for inoperable malignant biliary obstruction: a systematic review and
Xiang Chen1, Jiaxing Li2, Wenwu Wan1
1Department of Hepatobiliary and Pancreatic Surgery, Meishan City People's Hospital, 288, South fourth Section, dongpo avenue, Meishan, 620000, Sichuan, China.
Purpose:
This systematic review and meta-analysis examined the comparative efficacy and safety of radioactive stents versus normal metal stents for the management of malignant biliary obstruction (MBO).
Methods:
A comprehensive search of databases including PubMed, the Cochrane Library, and Embase was conducted to identify pertinent studies up to June 2024. The primary focus of this meta-analysis is on stent patency, postoperative survival, and the incidence of complications.
Results:
The meta-analysis revealed that there was no statistically significant difference in the occurrence of complications, such as bleeding (p = 0.32), cholangitis (P = 0.19), pancreatitis (P = 0.43), and cholecystitis (P = 0.99), between the two types of stents. However, the radioactive stent demonstrated a significant improvement in both stent patency time (HR = 0.60, 95% CI 0.50-0.73; P < 0.001) and patient survival time (HR = 0.63, 95% CI 0.53-0.74, P < 0.001).
Conclusion:
The results indicate that radioactive stents could present a more effective option compared to traditional stents for palliative management of malignant biliary obstruction, resulting in prolonged stent patency and potentially enhancing survival rates.

