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Observational study evaluates drainage tract embolization with contrast-labeled Gelfoam in malignant biliary obstruction, highlighting a technique to secure access tracts after stenting.
Purpose: To evaluate the feasibility, safety, and clinical efficacy of percutaneous transhepatic biliary drainage tract embolization using a contrast-labeled Gelfoam plug in patients with malignant biliary obstruction following stenting.
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Singhal et al. (2026) studied this question.
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