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
2017
Post-obstructive cyst formation in pancreas and cystic acinar transformation: Are they same?
Zhang X, Zhu H, Yang X, Adsay VN, Jain D. Post-obstructive cyst formation in pancreas and cystic acinar transformation: Are they same? Pathology - Research And Practice 2017, 213: 997-1001. PMID: 28599853, DOI: 10.1016/j.prp.2017.03.013.Peer-Reviewed Original ResearchConceptsPancreatic ductal adenocarcinomaAcinar cell differentiationCystic dilatationCystic lesionsNon-neoplastic cystic lesionsCyst formationEtiology of obstructionCareful gross examinationBenign pancreatic cystic lesionsPancreatic ductal systemPancreatic neuroendocrine tumorsPancreatic cystic lesionsCell differentiationAcinar cell cystadenomaObstructive lesionsAcinar cell neoplasmsExact pathogenesisHistologic findingsSized cystsCystic dilationNeuroendocrine tumorsPancreatic ductDuctal adenocarcinomaCell neoplasmsMetaplastic phenomenon