2023
Colorectal Carcinoma With Sarcomatoid Components
Golconda U, McHugh K, Allende D, Collins K, Henn P, Lacambra M, Bejarano P, Groisman G, Loughrey M, Monappa V, Zhang X, Hornick J, Gonzalez R. Colorectal Carcinoma With Sarcomatoid Components. The American Journal Of Surgical Pathology 2023, 48: 465-474. PMID: 38155543, DOI: 10.1097/pas.0000000000002172.Peer-Reviewed Original ResearchConceptsSarcomatoid componentColorectal carcinomaUndifferentiated carcinomaTumor-infiltrating lymphocytesNodal metastasisAbdominal painDistant metastasisRare subtypeSMARCA4 lossTumor buddingHeterologous elementsRepair protein expressionRectosigmoid regionSpindle cellsGastrointestinal bleedingKeratin-positivePoor prognosisFollow-upCarcinomaMismatch repair protein expressionMolecular testingAdvanced stageTumorLoss of mismatch repair protein expressionProtein expression
2022
Increased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node Metastasis
Dolezal D, Zhang X, Harigopal M. Increased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node Metastasis. Applied Immunohistochemistry & Molecular Morphology 2022, 30: 557-565. PMID: 35960138, DOI: 10.1097/pai.0000000000001052.Peer-Reviewed Original ResearchConceptsInvasive micropapillary breast carcinomaLymph node metastasisLymphoid enhancer-binding factor 1Lymphovascular invasionNode metastasisNodal metastasisPrimary tumorΒ-cateninBreast tumorsRare breast cancer subtypeSmall tumor cell clustersLEF1 expressionMicropapillary breast carcinomaAggressive breast tumorsBasal-like carcinomasInvasive micropapillary carcinomaΒ-catenin expression levelsBreast cancer subtypesΒ-catenin expressionTumor cell clustersEnhancer-binding factor 1Disease relapseMicropapillary carcinomaBreast carcinomaHigh incidence
2020
Splenic-vasculature involvement is associated with poor prognosis in resected distal pancreatic cancer
Yin F, Saad M, Lin J, Jackson CR, Ren B, Lawson C, Karamchandani DM, Bernabeu BQ, Jiang W, Dhir T, Zheng R, Schultz CW, Zhang D, Thomas CL, Zhang X, Lai J, Schild M, Zhang X, Xie H, Liu X. Splenic-vasculature involvement is associated with poor prognosis in resected distal pancreatic cancer. Gastroenterology Report 2020, 9: 139-145. PMID: 34026221, PMCID: PMC8128010, DOI: 10.1093/gastro/goaa084.Peer-Reviewed Original ResearchProgression-free survivalLarger tumor sizeOverall survivalStage pT3Radiographic evidencePrognostic valueTumor sizePancreatic cancerPancreatic carcinomaPredictors of PFSPost-operative adjuvant chemotherapyShorter progression-free survivalDistal pancreatic cancerSplenic artery invasionSplenic vein invasionIndependent risk factorPapillary mucinous neoplasmAdjuvant chemotherapyLymphovascular invasionNodal metastasisVein involvementDistant metastasisPerineural invasionPoor prognosisRetrospective study
2019
Adverse Histologic Features in Colorectal Nonpedunculated Malignant Polyps With Nodal Metastasis
Patel N, Vyas M, Celli R, Jain D, Zhang X. Adverse Histologic Features in Colorectal Nonpedunculated Malignant Polyps With Nodal Metastasis. The American Journal Of Surgical Pathology 2019, 44: 241-246. PMID: 31498179, DOI: 10.1097/pas.0000000000001369.Peer-Reviewed Original ResearchConceptsHigh-grade tumor buddingAdverse histologic featuresMalignant polypsNodal metastasisTumor buddingHistologic featuresLymphovascular invasionNode metastasisLymph node metastatic potentialMargin statusSubsequent resectionColectomy specimenColectomy proceduresDifferentiated clustersTumor differentiationOdds ratioRisk featuresMetastasisMetastatic potentialPiecemeal polypectomyPolypsRiskInvasionColectomyResection