Single-operator cholangioscopy and targeted biopsies in the diagnosis of indeterminate biliary strictures: a systematic review
Navaneethan U, Hasan MK, Lourdusamy V, Njei B, Varadarajulu S, Hawes RH. Single-operator cholangioscopy and targeted biopsies in the diagnosis of indeterminate biliary strictures: a systematic review. Gastrointestinal Endoscopy 2015, 82: 608-614.e2. PMID: 26071061, PMCID: PMC4826032, DOI: 10.1016/j.gie.2015.04.030.Peer-Reviewed Original ResearchConceptsMalignant biliary stricturesBiliary stricturesDiagnostic odds ratioIndeterminate biliary stricturesSpyBite biopsiesIntraductal biopsiesPeroral cholangioscopyPooled sensitivitySpyGlass cholangioscopySystematic reviewCholangioscopy-guided biopsyPrevious negative imagingRole of cholangioscopyDiagnosis of CCASingle-operator cholangioscopyTargeted biopsiesEmbase databasesBrush cytologyOdds ratioNegative imagingMAIN OUTCOMEBiopsyCholangioscopyStrictureStandard brushing