Clinical characteristics, risk factors and diagnostic outcomes of patients presented with indeterminate biliary stricture: A multicenter study.

Background And Aim: Indeterminate biliary stricture (IBS) is a frequently encountered clinical problem. In this study, we aimed to highlight the clinical characteristics, risk factors and diagnostic outcomes of patients presented with indeterminate biliary stricture.

Method: A Retrospective multicenter study included all patients diagnosed with IBS in the participating centers between 2017 and 2021.

Quality indicators for colonoscopy in Egypt: A prospective multicenter study.

Background And Study Aims: Despite its wide availability, we do not have sufficient data aboutthe quality of colonoscopy in Egypt. In this study, we proposed 13 indicators to assess the quality of colonoscopy procedures in the included study centers aiming to attain a representative image of the quality of CS in Egypt.

Patients And Methods: A multicenter prospective study was conducted between July and December 2020, which included all patients who underwent colonoscopy in the participating centers.