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
2020
Morphological spectrum of immune check‐point inhibitor therapy‐associated gastritis
Johncilla M, Grover S, Zhang X, Jain D, Srivastava A. Morphological spectrum of immune check‐point inhibitor therapy‐associated gastritis. Histopathology 2020, 76: 531-539. PMID: 31692018, DOI: 10.1111/his.14029.Peer-Reviewed Original ResearchConceptsImmune check-point inhibitor therapyCheck-point inhibitor therapyImmune-related adverse eventsImmune check point inhibitorsMorphological spectrumIntra-epithelial lymphocytosisCheck point inhibitorsChronic active gastritisInflammatory bowel diseaseMedical chart reviewCytotoxic T cellsDrug-induced gastritisPredominant histological patternDistribution of injuriesVariety of tumorsMechanism of actionSteroid therapyGastrointestinal injuryActive gastritisAdverse eventsChart reviewClinical suspicionMedication withdrawalBowel diseaseInhibitor therapy
2018
Gastric Adenocarcinoma of the Fundic Gland Type
Benedict MA, Lauwers GY, Jain D. Gastric Adenocarcinoma of the Fundic Gland Type. American Journal Of Clinical Pathology 2018, 149: 461-473. PMID: 29648578, DOI: 10.1093/ajcp/aqy019.Peer-Reviewed Original ResearchConceptsFundic gland typeGA-FGGastric adenocarcinomaParietal cellsEndoscopic mucosal resectionGeneral surgical pathologistsFeatures of malignancyChief cell differentiationGland typeDeeper invasionExtragastric spreadGastric atrophyLymphovascular invasionBenign courseIntestinal metaplasiaMucosal resectionNodal metastasisSurgical excisionChronic gastritisRare lesionsUncommon neoplasmHelicobacter infectionOxyntic mucosaSurgical pathologistsAdequate treatment