2022
Does Breast Cancer Subtype Impact Margin Status in Patients Undergoing Partial Mastectomy?
Horattas I, Fenton A, Gabra J, Mendiola A, Li F, Namm J, Solomon N, Gass J, Lum S, Murray M, Howard-McNatt M, Dupont E, Levine E, Brown E, Ollila D, Chiba A, Chagpar AB. Does Breast Cancer Subtype Impact Margin Status in Patients Undergoing Partial Mastectomy? The American Surgeon 2022, 88: 1607-1612. PMID: 34982015, DOI: 10.1177/00031348211069783.Peer-Reviewed Original ResearchConceptsCavity shave marginsMargin statusPartial mastectomyMolecular subtypesBreast cancer stage IOverall positive margin rateStandard partial mastectomyBreast-conserving therapyCancer stage IInvasive breast cancerImpact of subtypePositive margin rateBreast cancer subtypesLymphovascular invasionSurgical therapySystemic therapyRandomized trialsSurgical marginsShave marginsInvasive carcinomaMargin rateBreast cancerHispanic ethnicityStage IPatients
2015
A Randomized, Controlled Trial of Cavity Shave Margins in Breast Cancer
Chagpar AB, Killelea BK, Tsangaris TN, Butler M, Stavris K, Li F, Yao X, Bossuyt V, Harigopal M, Lannin DR, Pusztai L, Horowitz NR. A Randomized, Controlled Trial of Cavity Shave Margins in Breast Cancer. New England Journal Of Medicine 2015, 373: 503-510. PMID: 26028131, PMCID: PMC5584380, DOI: 10.1056/nejmoa1504473.Peer-Reviewed Original ResearchConceptsCavity shave marginsPositive marginsPartial mastectomyShave marginsDuctal carcinomaBreast cancerInvasive cancerOutcome measuresStandard partial mastectomySecondary outcome measuresPrimary outcome measureLower ratesRoutine resectionMedian ageClinicopathological characteristicsCavity shavingMargin clearanceSecond surgeryInvasive carcinomaStage 0MastectomyPathological testingPatientsFurther diseaseVolume of tissue