2023
Ultrasensitive Circulating Tumor DNA Pilot Study Distinguishes Complete Response and Partial Response With Immunotherapy in Patients With Metastatic Renal Cell Carcinoma
Chehrazi-Raffle A, Muddasani R, Dizman N, Hsu J, Meza L, Zengin Z, Malhotra J, Chawla N, Dorff T, Contente-Cuomo T, Dinwiddie D, McDonald B, McDaniel T, Trent J, Baehner F, Murtaza M, Pal S. Ultrasensitive Circulating Tumor DNA Pilot Study Distinguishes Complete Response and Partial Response With Immunotherapy in Patients With Metastatic Renal Cell Carcinoma. JCO Precision Oncology 2023, 7: e2200543. PMID: 37027813, PMCID: PMC10309555, DOI: 10.1200/po.22.00543.Peer-Reviewed Original ResearchConceptsMetastatic renal cell carcinomaPartial responseComplete responseVariant allele fractionRenal cell carcinomaCell carcinomaCtDNA analysisImmune checkpoint inhibitor therapyCheckpoint inhibitor therapyDiscontinuation of immunotherapyDepth of responseICI therapyNivolumab monotherapyEligible patientsRadiographic progressionInhibitor therapyPeripheral bloodDisease progressionCtDNA assessmentSubsequent progressionPatientsMultiple indicationsSingle time pointPatient-specific mutationsSecondary objective
2021
Illustration of temporal evolution in patients with metastatic renal cell carcinoma (mRCC) using both circulating tumor DNA (ctDNA) and tissue-based genomic data.
Zengin Z, Weipert C, Hsu J, Salgia N, Hensel C, Maughan B, Rathi N, Goel D, Agarwal N, Choueiri T, Pal S. Illustration of temporal evolution in patients with metastatic renal cell carcinoma (mRCC) using both circulating tumor DNA (ctDNA) and tissue-based genomic data. Journal Of Clinical Oncology 2021, 39: 347-347. DOI: 10.1200/jco.2021.39.6_suppl.347.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaGenomic profilingCtDNA alterationsMost common histologySubset of ptsRenal cell carcinomaSeparate validation cohortTissue-based assessmentProportion of alterationsCommon histologyMedian timeValidation cohortCell carcinomaCtDNA assessmentClear cellsCtDNA analysisTumor DNACohortGene panelTissue samplesTissue assessmentMonthsOnly alterationSignificant differencesPatients