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Endoscopic “step-up approach” using a dedicated biflanged metal stent reduces the need for direct necrosectomy in walled-off necrosis (with videos)

Endovascular TechniqueMedicineMinimally Invasive ProcedureLumen-apposing Metal StentSurgeryWalled-off NecrosisDirect NecrosectomyBiflanged Metal StentAnesthesiology