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Fig. 3 | BMC Surgery

Fig. 3

From: Double versus single T-tube drainage for frank cysto-biliary communication in patients with hepatic cystic echinococcosis: a retrospective cohort study with median 11 years follow-up

Fig. 3

Example of intraoperative technique to discover cysto-biliary communication. a Surgical exposure of large echinococcal cyst; b posing cystic cavity for potential biliary leakage after partial peri-cystectomy plus total endo-cystectomy; c liquid spray (dotted arrow) form leakage site when injecting methylene blue (1:250 diluted with normal saline)

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