2024
Improving diagnostic yield of pancreatic serous cystadenoma with cyst fluid ancillary testing, adjunct immunohistochemistry, and additional fine‐needle biopsy sampling
Wang X, Zhang X, Hui P, Cai G. Improving diagnostic yield of pancreatic serous cystadenoma with cyst fluid ancillary testing, adjunct immunohistochemistry, and additional fine‐needle biopsy sampling. Cancer Cytopathology 2024, 132: 425-434. PMID: 38450993, DOI: 10.1002/cncy.22808.Peer-Reviewed Original ResearchDiagnosis of serous cystadenomaFine-needle biopsyFine-needle aspirationCyst fluid carcinoembryonic antigenPancreatic serous cystadenomaSerous cystadenomaAncillary testsCEA levelsCytological diagnosisFine-needle aspiration cell blocksFine-needle aspiration diagnosisFine-needle aspiration casesCyst fluid CEA levelsSerous cystadenoma casesFluid carcinoembryonic antigenLow CEA levelFine-needle biopsy samplingKRAS mutation analysisWild-type KRASConcurrent fine-needle aspirationImprove diagnostic yieldInhibin immunostainingAtypical cellsCytology casesDiagnostic yield
2022
Intraductal papillary neoplasm of the bile duct: Cytomorphologic and molecular features
Stendahl K, Gilani SM, Basturk O, Hui P, Sigel C, Cai G. Intraductal papillary neoplasm of the bile duct: Cytomorphologic and molecular features. Cancer Cytopathology 2022, 131: 37-49. PMID: 36041224, PMCID: PMC9812877, DOI: 10.1002/cncy.22637.Peer-Reviewed Original ResearchConceptsIntraductal papillary neoplasmBile ductCytomorphologic featuresFine granular chromatinPapillary neoplasmVacuolated cytoplasmGranular chromatinCase of IPNBColumnar cellsComplex papillary architectureOriginal cytological diagnosisCommon bile ductCharacteristic cytomorphologic featuresHigh-grade dysplasiaMolecular featuresBackground mucinKRAS testingHepatic ductRetrospective studyAcute inflammationHistopathologic confirmationKRAS mutationsPapillary architecturePapillary clustersCytological diagnosisSignificance of KRAS mutation testing in biliary brushing cytology specimens: A 10‐year retrospective review
Sun T, Zuo T, Hui P, Cai G. Significance of KRAS mutation testing in biliary brushing cytology specimens: A 10‐year retrospective review. Cancer Cytopathology 2022, 130: 558-565. PMID: 35417072, DOI: 10.1002/cncy.22579.Peer-Reviewed Original ResearchConceptsExtrahepatic biliary stenosisKRAS mutation testingKRAS mutational analysisKRAS mutationsBiliary stenosisBiliary ductsInstitutional review board approvalResults of cytologyPancreatic duct adenocarcinomaBiliary brushing cytologyReview board approvalCytological diagnostic categoriesRetrospective reviewBiliary stricturesDuct adenocarcinomaAbsolute riskCytology examinationDuct brushingsBiliary brushingsBrushing cytologyMalignant conditionsCytological diagnosisBoard approvalClinical practiceCytology specimens
2013
Identification of EGFR mutation, KRAS mutation, and ALK gene rearrangement in cytological specimens of primary and metastatic lung adenocarcinoma
Cai G, Wong R, Chhieng D, Levy GH, Gettinger SN, Herbst RS, Puchalski JT, Homer RJ, Hui P. Identification of EGFR mutation, KRAS mutation, and ALK gene rearrangement in cytological specimens of primary and metastatic lung adenocarcinoma. Cancer Cytopathology 2013, 121: 500-507. PMID: 23495083, DOI: 10.1002/cncy.21288.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdultAgedAged, 80 and overAnaplastic Lymphoma KinaseBiomarkers, TumorBone NeoplasmsCytodiagnosisDNA, NeoplasmErbB ReceptorsFeasibility StudiesFemaleGene RearrangementHumansIn Situ Hybridization, FluorescenceLiver NeoplasmsLung NeoplasmsMaleMiddle AgedMutationNeoplasm Recurrence, LocalPrognosisProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)ras ProteinsReal-Time Polymerase Chain ReactionReceptor Protein-Tyrosine KinasesSoft Tissue NeoplasmsYoung AdultConceptsALK gene rearrangementMetastatic lung adenocarcinomaEGFR mutationsKRAS mutationsMetastatic tumorsEpidermal growth factor receptorLung adenocarcinomaCytological specimensGene rearrangementsMolecular testsMolecular alterationsKirsten rat sarcoma viral oncogene homolog (KRAS) mutationsALK gene rearrangement analysisAnaplastic lymphoma kinase (ALK) gene rearrangementEGFR T790M mutationRat sarcoma viral oncogene homolog mutationsCases of lungT790M mutationImportant therapeutic implicationsFine needle aspiratesGene rearrangement analysisCell block materialGrowth factor receptorRecurrent lungRecurrent adenocarcinoma
2012
Diagnostic value of K‐ras mutation analysis for pancreaticobiliary cytology specimens with indeterminate diagnosis
Cai G, Mahooti S, Lipata FM, Chhieng D, Hui P. Diagnostic value of K‐ras mutation analysis for pancreaticobiliary cytology specimens with indeterminate diagnosis. Cancer Cytopathology 2012, 120: 313-318. PMID: 22367918, DOI: 10.1002/cncy.21188.Peer-Reviewed Original Research
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