Impact of Positive Bile Cultures on Plastic Biliary Stent Exchange

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorClinical Hospital Colentina

About this trial

This prospective, unicenter, randomized controlled trial evaluates whether a positive bile culture at index ERCP with plastic stenting identifies patients who benefit from earlier stent exchange. Patients with no previous history of sphincterotomy and positive bile cultures after an ERCP will be randomized to stent exchange at 1 month versus 3 months to assess whether personalized scheduling reduces early stent occlusion and secondary acute cholangitis.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

All patients between 18 and 90 years old with native papilla and obstructive jaundice of any etiology requiring plastic biliary stent placement, with a positive bile culture at index ERCP who can provide written informed consent (obtained from the patient or legal caregiver).

Disqualifiers

prior ERCP attempts

patients with bilio-digestive surgical or endoscopic anastomoses

inability to provide informed consent due to cognitive, legal, or medical reasons

scheduled surgical resection within one month after ERCP.

Trial design

Design model

Parallel

Treatments tested in this trial

  • stent exchange

    Other intervention

    standard stent exchange at three months according to the institutional norms

  • Scheduled biliary stent exchange at one month

    Other intervention

    Patients within the active arm will have scheduled stent exchange at one month, in comparison to those in the control arm, which will have scheduled stent exchange at three months, according to the institutional norms in place

Treatment groups

140 Participants
are divided into 2 treatment groups
Group A: ControlOther 1 intervention
Group B: rapid exchangeActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Comparative analysis of the incidence rates of acute cholangitis in the scheduled stent exchange group, at one month, vs. standard stent exchange at three months

The primary endpoint of this study is the incidence of cholangitis in patients with a positive bile culture at index ERCP with plastic stent placement. By comparing the outcomes between the 2 groups, the study aims to demonstrate that earlier stent exchange in this high-risk subgroup improves patient outcome by decreasing procedure-related complications, supporting a personalized management strategy instead of the current standard.

Time frame
from enrollment to the end of treatment at three months

Secondary outcomes

Other outcomes

Sponsors and contacts

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