2023
Helicobacter pylori–negative mucosa-associated lymphoid tissue (MALT) lymphoma of the stomach: A clinicopathologic analysis
Gu S, Siddon A, Huntington S, Jain D. Helicobacter pylori–negative mucosa-associated lymphoid tissue (MALT) lymphoma of the stomach: A clinicopathologic analysis. American Journal Of Clinical Pathology 2023, 160: 612-619. PMID: 37556379, PMCID: PMC10691190, DOI: 10.1093/ajcp/aqad088.Peer-Reviewed Original ResearchConceptsHP-positive patientsLymphoid tissue lymphomaChronic gastritisMALT lymphomaHP-negative casesTissue lymphomaHelicobacter pylori-negative mucosaPrimary gastric MALT lymphomaB-cell gene rearrangementsAvailable pathology reportsHP-negative patientsGastric MALT lymphomaHP-negative groupHelicobacter pylori infectionReview of slidesMALT lymphoma casesAdditional laboratory testingHP eradicationDisease recurrenceOptimal management strategyClinicopathologic analysisClinicopathologic featuresHistologic gastritisHP-positive casesInitial diagnosis
2022
Subtyping intestinal metaplasia in patients with chronic atrophic gastritis: an interobserver variability study
Lerch JM, Pai RK, Brown I, Gill AJ, Jain D, Kővári B, Kushima R, Sheahan K, Slavik T, Srivastava A, Lauwers GY, Langner C. Subtyping intestinal metaplasia in patients with chronic atrophic gastritis: an interobserver variability study. Pathology 2022, 54: 262-268. PMID: 35221041, DOI: 10.1016/j.pathol.2021.12.288.Peer-Reviewed Original ResearchMeSH KeywordsBiopsyGastritis, AtrophicHumansMetaplasiaObserver VariationPrecancerous ConditionsStomach NeoplasmsConceptsGastric intestinal metaplasiaChronic atrophic gastritisAmerican Gastroenterological AssociationAtrophic gastritisIntestinal metaplasiaConsensus diagnosisInterobserver variabilityCurrent practice guidelinesExpert pathologistsSubstantial overall agreementHigh interobserver agreementHistological diagnosisGastrointestinal endoscopyGastroenterological AssociationPractice guidelinesGastric cancerBiopsy piecesMucosal surfacesClinical decisionLevel of agreementInterobserver agreementInterobserver variability studyEuropean SocietyPredominant patternKappa statistics
2021
Interobserver agreement of estimating the extent of intestinal metaplasia in patients with chronic atrophic gastritis
Lerch JM, Pai RK, Brown I, Gill AJ, Jain D, Kővári B, Kushima R, Sheahan K, Slavik T, Srivastava A, Lauwers GY, Langner C. Interobserver agreement of estimating the extent of intestinal metaplasia in patients with chronic atrophic gastritis. Virchows Archiv 2021, 480: 1277-1281. PMID: 34904185, PMCID: PMC9184363, DOI: 10.1007/s00428-021-03245-9.Peer-Reviewed Original ResearchMeSH KeywordsGastritis, AtrophicHelicobacter InfectionsHelicobacter pyloriHumansMetaplasiaObserver VariationPrecancerous ConditionsStomach NeoplasmsConceptsGastric intestinal metaplasiaChronic atrophic gastritisIntraclass correlation coefficientInterobserver agreementAtrophic gastritisIntestinal metaplasiaExtensive gastric intestinal metaplasiaAlcian blue-periodic acid SchiffExpert gastrointestinal pathologistsHigh interobserver agreementLow diagnostic accuracyMetaplastic epitheliumAntrum biopsiesGastrointestinal pathologistsGastric cancerDiagnostic accuracyAcid-SchiffAB-PASExpert pathologistsSpearman correlationGastritisMetaplasiaPatientsPathologists