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Gen

Print version ISSN 0016-3503On-line version ISSN 2477-975X

Abstract

LANDAETA, Jorge; DIAS, Carla  and  ARMAS, Virginia. Experience in a third-level private medical center in the rescue treatment of post-surgical benign bile strictures with self-expanding stents after failure of endoscopic treatments. Gen [online]. 2021, vol.75, n.2, pp.55-59.  Epub Oct 23, 2021. ISSN 0016-3503.

Benign biliary stricture (BBS) results from a different group of diseases of a variable nature. First-line endoscopic treatment has been the placement of multiple plastic stents requiring multiple endoscopic retrograde cholangiopancreatography (ERCP) with a high long-term recurrence rate. Covered self-expanding metallic stents (CSMS) have been proposed as an alternative to plastic stents for the treatment of BBS.

Objective:

To describe the experience of using salvage CSMS in BBS after failure of previous endoscopic treatment.

Patients and methods:

Retrospective study (February 2003-October 2016). 72 EBB patients / 33 postsurgical BBS patients. Stricture resolution rate and recurrence were evaluated.

Results:

Of 72 patients with BBS, 33 patients with postsurgical BBS who had been treated endoscopically and recurred were included. All 33 patients underwent salvage treatment with CSMS for one year. Of these, 8 patients (24.35%) were dilated prior to the placement of the CSMS. All ERCP and CSMS placement were successful with no immediate complications. Recurrent colangitis occurred in 8 patients (25%) and in 3 patients (9.1%) the CSMS migrated, being repositioned endoscopically. Removal of the CSMS was possible in 100% cases at 12 months. Follow-up of 12-156 months. BBS resolution success rate was 97% (32 /33pac) with a 3% recurrence at 12 months.

Conclusions:

The use of rescue CSMS in BBS after failed endoscopic treatments appears to be an effective and safe alternative with a low recurrence rate.

Keywords : Benign biliary stricture (BBS); endoscopic retrograde cholangiopancreatography (ERCP); covered self-expanding metal stents (CSMS); rescue therapy.

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