Adjunct Faculty
Adjunct faculty typically have an academic or research appointment at another institution and contribute or collaborate with one or more School of Medicine faculty members or programs.
Adjunct rank detailsBruce Haffty, MD
About
Research
Publications
2026
PS5-09-29: Radiant study: Phase 1b study of pre-op radiation with abemaciclib and letrozole in early-stage hormone-receptor positive breast cancer
George M, Jabbour S, Ohri N, Omene C, Kowzun M, Kumar S, Toppmeyer D, Haffty B. PS5-09-29: Radiant study: Phase 1b study of pre-op radiation with abemaciclib and letrozole in early-stage hormone-receptor positive breast cancer. Clinical Cancer Research 2026, 32: ps5-09-29-ps5-09-29. DOI: 10.1158/1557-3265.sabcs25-ps5-09-29.Peer-Reviewed Original ResearchPhase 1b studyHormone-receptor-positive breast cancerPre-operative radiationResidual cancer burdenPositive breast cancerBreast cancerRadiation therapyPreoperative RTConcurrent radiationEndocrine therapyCDK4/6 inhibitorsBreast surgeryRADIANT studyBayesian optimal intervalAdverse eventsEstrogen receptorOncotype DX Breast Recurrence ScoreSan Antonio Breast Cancer SymposiumRate of breast-conserving surgeryCombination of endocrine therapySentinel lymph node biopsyBreast-conserving surgery rateCompletion of systemic therapyEarly-stage breast cancerCombination of abemaciclib
2025
Results of an American College of Surgeons Prospective National Quality Improvement Collaborative to Successfully Overcome Barriers to Cancer Care Across the US.
Chan K, Reilly E, Janczewski L, Gentry S, Biggins C, Haffty B, Shelton C, Yang A, Weigel R, Kirstein L. Results of an American College of Surgeons Prospective National Quality Improvement Collaborative to Successfully Overcome Barriers to Cancer Care Across the US. Journal Of The American College Of Surgeons 2025, 242: 247-256. PMID: 41217348, DOI: 10.1097/xcs.0000000000001637.Peer-Reviewed Original ResearchConceptsNational QI collaborativeQI collaborativeAmerican CollegeCancer programsRadiotherapy appointmentsNational Quality Improvement CollaborativeCensus regionQuality improvementCancer care deliveryNational quality improvementQuality Improvement CollaborativeCommunity needs assessmentAccredited cancer programsNo-show ratesProgram typeCare deliveryModifiable barriersEducational webinarsNeeds assessmentChi-square testImprove collaborationTreatment adherenceNo-showChi-squareGastrointestinal cancerRewriting the radiation playbook: NSABP B-51 and the rise of pathologic precision
Habibi M, Haffty B, Formenti S. Rewriting the radiation playbook: NSABP B-51 and the rise of pathologic precision. Npj Breast Cancer 2025, 11: 121. PMID: 41193475, PMCID: PMC12589602, DOI: 10.1038/s41523-025-00819-7.Peer-Reviewed Original ResearchProceedings of the 2024 National Association for Proton Therapy, Proton Collaborative Group, and Particle Therapy Co-operative Group—North America Proton Therapy Research Forum: Refining Particle Therapy Trial Design and Identifying High-need Areas for Continued Investigation
Choi J, Mahajan A, Barron M, Bradley J, Chuong M, Deville C, Efstathiou J, Gondi V, Haffty B, Hoppe B, Maggiore J, McDonald M, Mutter R, Shih H, Vapiwala N, Yock T, Buchsbaum J, Simone C. Proceedings of the 2024 National Association for Proton Therapy, Proton Collaborative Group, and Particle Therapy Co-operative Group—North America Proton Therapy Research Forum: Refining Particle Therapy Trial Design and Identifying High-need Areas for Continued Investigation. International Journal Of Radiation Oncology • Biology • Physics 2025, 123: 1146-1158. PMID: 41101866, DOI: 10.1016/j.ijrobp.2025.06.3880.Peer-Reviewed Original ResearchDosimetric evaluation of surface‐guided tattoo‐free approach for right sided whole‐breast irradiation
Zhang X, Zhang C, Mamidanna S, Zhang Y, Wang X, Yue N, Kumar S, Kowzun M, Potdevin L, George M, Hathout L, Haffty B, Ohri N. Dosimetric evaluation of surface‐guided tattoo‐free approach for right sided whole‐breast irradiation. Journal Of Applied Clinical Medical Physics 2025, 26: e70294. PMID: 41065319, PMCID: PMC12509240, DOI: 10.1002/acm2.70294.Peer-Reviewed Original ResearchMeSH KeywordsAdultBreast NeoplasmsFemaleHumansMiddle AgedOrgans at RiskPatient PositioningRadiometryRadiotherapy DosageRadiotherapy Planning, Computer-AssistedRadiotherapy, Image-GuidedRadiotherapy, Intensity-ModulatedRetrospective StudiesTattooingTomography, X-Ray ComputedUnilateral Breast NeoplasmsConceptsSurface-guided radiation therapyDosimetric evaluationIsocenter positionRight-sided breast cancer patientsTreatment setup accuracyBreast cancer patientsRadiation therapyPlanning computed tomographyMean heart doseWhole breast treatmentClinical treatment plansAlignRT systemCouch shiftsPlan sumTreatment couchPatient setupDose distributionSetup accuracyDaily setupDosimetric coverageHeart doseBreast treatmentBoost fractionCancer patientsClinical plansReply to: “Preoperative Radiation Boost in Early Stage Breast Cancer: Effect on Re-excision and Complication Rates,” by Sanli, Deniz et al.
Chakraborty M, Sherwani Z, Narra L, Yehia Z, Nisha O, Cui T, Eladoumikdachi F, Kowzun M, Kumar S, Potdevin L, Toppmeyer D, Haffty B. Reply to: “Preoperative Radiation Boost in Early Stage Breast Cancer: Effect on Re-excision and Complication Rates,” by Sanli, Deniz et al. Annals Of Surgical Oncology 2025, 32: 9912-9913. PMID: 41062895, DOI: 10.1245/s10434-025-18489-x.Peer-Reviewed Original ResearchASO Author Reflections: Preoperative Radiation Boost Reduces Re-Excision Rate and Locoregional Treatment Time in Early-Stage Breast Cancer Patients
Chakraborty M, Haffty B. ASO Author Reflections: Preoperative Radiation Boost Reduces Re-Excision Rate and Locoregional Treatment Time in Early-Stage Breast Cancer Patients. Annals Of Surgical Oncology 2025, 32: 9878-9879. PMID: 40897941, PMCID: PMC12589261, DOI: 10.1245/s10434-025-18271-z.Peer-Reviewed Original ResearchASO Visual Abstract: Preoperative Radiation Boosts Results in Low Rates of Re-Excision and Reduced Locoregional Treatment Time for Breast Cancer Patients
Chakraborty M, Sherwani Z, Narra L, Abou Yehia Z, Ohri N, Cui T, Eladoumikdachi F, Kowzun M, Kumar S, Potdevin L, Toppmeyer D, Haffty B. ASO Visual Abstract: Preoperative Radiation Boosts Results in Low Rates of Re-Excision and Reduced Locoregional Treatment Time for Breast Cancer Patients. Annals Of Surgical Oncology 2025, 32: 8822-8823. DOI: 10.1245/s10434-025-18245-1.Peer-Reviewed Original ResearchPreoperative Radiation Boost Results in Low Rates of Re-excision and Reduced Locoregional Treatment Time in Breast Cancer Patients
Chakraborty M, Sherwani Z, Narra L, Abou Yehia Z, Ohri N, Cui T, Eladoumikdachi F, Kowzun M, Kumar S, Potdevin L, Toppmeyer D, Haffty B. Preoperative Radiation Boost Results in Low Rates of Re-excision and Reduced Locoregional Treatment Time in Breast Cancer Patients. Annals Of Surgical Oncology 2025, 32: 9836-9842. PMID: 40836156, PMCID: PMC12373021, DOI: 10.1245/s10434-025-18089-9.Peer-Reviewed Original ResearchRate of re-excisionRe-excision ratesPhase II trialRe-ExcisionBreast cancer patientsContemporary cohortII trialCancer patientsInitiation of systemic therapyRisk of wound complicationsStandard postoperative approachTumor bed boostWhole breast radiotherapyCompletion of radiotherapyInadequate surgical marginsMedian treatment timeShort durationPostoperative boostLocoregional therapyPostoperative approachDiagnostic biopsySurgical marginsSystemic therapyProspective trialsWound complicationsImpact of Preoperative Radiation Boost on Oncotype DX® Result in a Phase II Clinical Trial
Eladoumikdachi F, Chakraborty M, Ohri N, Kowzun M, Kumar S, Toppmeyer D, Haffty B. Impact of Preoperative Radiation Boost on Oncotype DX® Result in a Phase II Clinical Trial. Annals Of Surgical Oncology 2025, 32: 8573-8574. PMID: 40634811, DOI: 10.1245/s10434-025-17799-4.Peer-Reviewed Original Research