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
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