2017
Can echogenic appearance of neuroendocrine liver metastases on intraoperative ultrasonography predict tumor biology and prognosis?
Dogeas E, Chong CCN, Weiss MJ, Ahuja N, Choti MA. Can echogenic appearance of neuroendocrine liver metastases on intraoperative ultrasonography predict tumor biology and prognosis? Hepato Pancreato Biliary 2017, 20: 237-243. PMID: 29103839, DOI: 10.1016/j.hpb.2017.08.029.Peer-Reviewed Original ResearchConceptsNeuroendocrine liver metastasesTumor biologyLiver metastasesShorter median disease-free survivalMedian disease-free survivalDisease-free survivalManagement of patientsPotential prognostic factorsSmaller tumor sizeLong-term outcomesHypoechoic metastasesAdditional metastasesPrognostic factorsClinicopathologic factorsSurgical interventionSurgical strategyPreoperative imagingTumor sizeHypoechoic lesionsIntraoperative ultrasonographyNeuroendocrine tumorsProspective dataHyperechoic lesionsTumor gradeBiologic behavior
2013
Incidence and prognostic impact of KRAS and BRAF mutation in patients undergoing liver surgery for colorectal metastases
Karagkounis G, Torbenson MS, Daniel HD, Azad NS, Diaz LA, Donehower RC, Hirose K, Ahuja N, Pawlik TM, Choti MA. Incidence and prognostic impact of KRAS and BRAF mutation in patients undergoing liver surgery for colorectal metastases. Cancer 2013, 119: 4137-4144. PMID: 24104864, PMCID: PMC3967132, DOI: 10.1002/cncr.28347.Peer-Reviewed Original ResearchConceptsColorectal liver metastasesSurgical therapyBRAF mutationsLiver metastasesKRAS statusPrognostic impactKRAS mutationsMolecular biomarkersThird of patientsRecurrence-free survivalKRAS gene mutationsPrognostic determinantsColorectal metastasesSurgical cohortWorse survivalClinicopathologic factorsIndependent predictorsCancer surgeryClinicopathologic featuresTumor numberPrognostic significanceBRAF analysisColorectal cancerLiver surgeryLower incidence