2024
Histologic Features of Mycobacterial Spindle Cell Pseudotumors
Szczepanski J, Lieberman J, Lamps L, Gonzalez R, Xue Y, Zhang X, Yilmaz O, Hart J, Krausz T, Mantilla J, McHugh J, Westerhoff M. Histologic Features of Mycobacterial Spindle Cell Pseudotumors. The American Journal Of Surgical Pathology 2024, 48: 890-900. PMID: 38726848, DOI: 10.1097/pas.0000000000002234.Peer-Reviewed Original ResearchConceptsMycobacterial spindle cell pseudotumorSpindle cell pseudotumorImmunocompromised patientsFoamy histiocytesLymph nodesNeutrophilic inflammationNeutrophilic microabscessesEvaluated lymph nodesComposition of inflammatory infiltratesSpindle cell neoplasmSecondary to infectionNon-tuberculous mycobacteriaArchitectural growth patternAcid-fast stainingMultinucleated giant cellsPeripheral granulomaSurgical therapyCell neoplasmsStromal changesHistological factorsSpindle cellsLymphocytic inflammationMicrobiological findingsClinical historyInflammatory infiltrate
2023
Clinicopathologic characterization of hepatocellular adenomas in men: a multicenter experience
González I, Torbenson M, Sharifai N, Byrnes K, Chatterjee D, Kakar S, Yeh M, Wu T, Zhang X, Jain D. Clinicopathologic characterization of hepatocellular adenomas in men: a multicenter experience. Human Pathology 2023, 138: 24-33. PMID: 37245629, DOI: 10.1016/j.humpath.2023.05.010.Peer-Reviewed Original ResearchConceptsHepatocellular adenomaHepatocellular carcinomaMalignant transformationMulticenter experienceMean ageWorld Health Organization classificationConcomitant hepatocellular carcinomaAndrogen receptor expressionBenign liver neoplasmUnclassified hepatocellular adenomaUncertain malignant potentialInflammatory hepatocellular adenomaΒ-catenin-activated hepatocellular adenomaClinicopathologic characterizationEntire cohortHCA casesCommon subtypeMalignant potentialOrganization classificationReproductive ageAllred score systemResection casesReceptor expressionHepatocellular neoplasmsLiver neoplasms
2022
Heterogeneity of hepatic steatosis definitions and reporting of donor liver frozen sections among pathologists: A multicenter survey
Ho S, Kuo E, Allende D, Wang HL, Westerhoff M, Graham RP, Saxena R, Gonzalez RS, Fiel MI, Yang Z, Zhang X, Liu X. Heterogeneity of hepatic steatosis definitions and reporting of donor liver frozen sections among pathologists: A multicenter survey. Liver Transplantation 2022, 28: 1540-1542. PMID: 35377545, DOI: 10.1002/lt.26466.Peer-Reviewed Original Research
2020
Immune Checkpoint Inhibitor–Induced Upper Gastrointestinal Tract Inflammation Shows Morphologic Similarities to, but Is Immunologically Distinct From, Helicobacter pylori Gastritis and Celiac Disease
Irshaid L, Robert ME, Zhang X. Immune Checkpoint Inhibitor–Induced Upper Gastrointestinal Tract Inflammation Shows Morphologic Similarities to, but Is Immunologically Distinct From, Helicobacter pylori Gastritis and Celiac Disease. Archives Of Pathology & Laboratory Medicine 2020, 145: 191-200. PMID: 33501492, DOI: 10.5858/arpa.2019-0700-oa.Peer-Reviewed Original ResearchConceptsHelicobacter pylori gastritisUpper gastrointestinal tractCeliac diseasePylori gastritisCPI therapyCD8 ratioDuodenal biopsiesInflammatory changesLymphoid aggregatesGastrointestinal tractAnti-programmed death receptor-1/Anti-cytotoxic T-lymphocyteDeath receptor-1/Immune checkpoint inhibitor therapyImmune-related adverse eventsDeath ligand 1 antibodyColonic mucosal changesGastrointestinal tract inflammationLamina propria CD3Lamina propria inflammationUpper gastrointestinal biopsiesUpper gastrointestinal injuryCheckpoint inhibitor therapyH pylori gastritisCD8 T cells