2017
Use of Wireless Capsule Endoscopy for the Diagnosis and Grading of Esophageal Varices in Patients With Portal Hypertension
McCarty TR, Afinogenova Y, Njei B. Use of Wireless Capsule Endoscopy for the Diagnosis and Grading of Esophageal Varices in Patients With Portal Hypertension. Journal Of Clinical Gastroenterology 2017, 51: 174-182. PMID: 27548729, PMCID: PMC5218864, DOI: 10.1097/mcg.0000000000000589.Peer-Reviewed Original ResearchConceptsPortal hypertensionEsophageal varicesCapsule endoscopyLarge varicesPooled sensitivityDiagnostic accuracyOnly high-quality studiesMild adverse eventsEsophageal variceal bleedingEsophageal capsule endoscopyCochrane Library databasesSearch of PubMedHigh-quality studiesVideo capsule endoscopyDiagnostic Accuracy Studies-2Web of ScienceWireless video capsule endoscopyVariceal bleedingAdverse eventsSevere complicationsLiver cirrhosisSignificant morbidityWireless capsule endoscopyEligible studiesInvasive alternative
2016
Use of transient elastography in patients with HIV–HCV coinfection: A systematic review and meta‐analysis
Njei B, McCarty TR, Luk J, Ewelukwa O, Ditah I, Lim JK. Use of transient elastography in patients with HIV–HCV coinfection: A systematic review and meta‐analysis. Journal Of Gastroenterology And Hepatology 2016, 31: 1684-1693. PMID: 26952020, PMCID: PMC5014713, DOI: 10.1111/jgh.13337.Peer-Reviewed Original ResearchConceptsHIV-HCV coinfectionTransient elastographyMeta-regression analysisDiagnostic accuracyLiver stiffnessModerate fibrosisPooled sensitivityHCV mono-infected individualsMono-infected individualsCD4 cell countCochrane Library databasesAssessment of cirrhosisSearch of PubMedNoninvasive imaging modalityNegative likelihood ratioWeb of ScienceLiver fibrosisInclusion criteriaLibrary databasesCirrhosisCell countSystematic reviewPublication biasPatientsFibrosis
2015
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
2014
Comparative effectiveness of biliary brush cytology and intraductal biopsy for detection of malignant biliary strictures: a systematic review and meta-analysis
Navaneethan U, Njei B, Lourdusamy V, Konjeti R, Vargo JJ, Parsi MA. Comparative effectiveness of biliary brush cytology and intraductal biopsy for detection of malignant biliary strictures: a systematic review and meta-analysis. Gastrointestinal Endoscopy 2014, 81: 168-176. PMID: 25440678, PMCID: PMC4824293, DOI: 10.1016/j.gie.2014.09.017.Peer-Reviewed Original ResearchConceptsMalignant biliary stricturesBiliary stricturesIntraductal biopsiesPooled diagnostic odds ratioDiagnostic odds ratioBrush cytologyOdds ratioComparative effectivenessMalignant-appearing biliary stricturesLow-quality studiesBiliary brush cytologyIndeterminate biliary stricturesReferral centerEmbase databasesEgger's testBiopsyStrictureSystematic reviewPublication biasAnalysis of tissuePooled sensitivityBegg-MazumdarCytologyDiagnostic correlationBrushingEndoscopic ultrasound in the diagnosis of cholangiocarcinoma as the etiology of biliary strictures: a systematic review and meta-analysis
Navaneethan U, Njei B, Venkatesh PG, Lourdusamy V, Sanaka MR. Endoscopic ultrasound in the diagnosis of cholangiocarcinoma as the etiology of biliary strictures: a systematic review and meta-analysis. Gastroenterology Report 2014, 3: 209-215. PMID: 25169922, PMCID: PMC4527262, DOI: 10.1093/gastro/gou057.Peer-Reviewed Original ResearchDiagnosis of cholangiocarcinomaBiliary stricturesEUS-FNAFine-needle aspirationEndoscopic ultrasoundPooled sensitivityEvaluation of cholangiocarcinomaNegative brush cytologyExtrahepatic biliary stricturesMain outcome measurementsCross-sectional imagingNegative likelihood ratioLikelihood ratioNegative cytologyExtrahepatic cholangiocarcinomaMass lesionEmbase databasesBrush cytologyNeedle aspirationCholangiocarcinomaOutcome measurementsPatientsStrictureSystematic reviewEtiology