Cheng Peng, PhD
Assistant Professor of Therapeutic RadiologyDownloadHi-Res Photo
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Therapeutic Radiology
Primary
Additional Titles
Regional Chief Physicist (Waterford, Hamden & Guilford), Therapeutic Radiology
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Titles
Assistant Professor of Therapeutic Radiology
Regional Chief Physicist (Waterford, Hamden & Guilford), Therapeutic Radiology
Appointments
Therapeutic Radiology
Assistant ProfessorPrimary
Other Departments & Organizations
- All Institutions
- Therapeutic Radiology
Education & Training
- PhD
- Rensselaer Polytechnic Institute (2006)
Research
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Research at a Glance
Publications Timeline
A big-picture view of Cheng Peng's research output by year.
31Publications
555Citations
Publications
2012
Accumulating daily‐varied dose distributions of prostate radiation therapy with soft‐tissue–based kV CT guidance
Godley A, Ahunbay E, Peng C, Li X. Accumulating daily‐varied dose distributions of prostate radiation therapy with soft‐tissue–based kV CT guidance. Journal Of Applied Clinical Medical Physics 2012, 13: 98-107. PMID: 22584178, PMCID: PMC5716564, DOI: 10.1120/jacmp.v13i3.3859.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsPlanning CTIn-room CTSoft tissue registrationDaily image guidanceCT guidancePTV D95PTV marginsProstate radiation therapyProstate coverageDaily CTTissue registrationProstate cancer patientsIn-roomPatient anatomyPTVRadiation therapyFractionated dosesDaily doseImage guidanceCancer patientsCT dataPlanned valuesProstatePatientsDoseCharacterization and Management of Interfractional Anatomic Changes for Pancreatic Cancer Radiotherapy
Liu F, Erickson B, Peng C, Li X. Characterization and Management of Interfractional Anatomic Changes for Pancreatic Cancer Radiotherapy. International Journal Of Radiation Oncology • Biology • Physics 2012, 83: e423-e429. PMID: 22436785, DOI: 10.1016/j.ijrobp.2011.12.073.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsInterfractional anatomical variationImage-guided RTPancreatic cancer radiotherapyAdaptive RTDaily CTDosimetric benefitsDosimetric advantagesPancreas irradiationOrgan deformationInterfractional organ deformationsIn-room CTInterfractional anatomical changesCancer radiotherapyDaily computed tomographyAnatomical variationsMaximum overlap ratioIntrafraction variationOAR sparingDose distributionDosimetric planningTarget coverageOverlap volumePancreatic cancer patientsOARsDose escalation
2011
TH‐C‐BRA‐04: Online Adaptive Radiotherapy for Prostate Cancer: Clinical Implementation and Initial Experience
Li X, Ahunbay E, Peng C, Chen G, Liu F, Lawton C. TH‐C‐BRA‐04: Online Adaptive Radiotherapy for Prostate Cancer: Clinical Implementation and Initial Experience. Medical Physics 2011, 38: 3852-3853. DOI: 10.1118/1.3613505.Peer-Reviewed Original ResearchConceptsOnline adaptive radiotherapyAdaptive radiotherapyInterfractional variationsDaily CTKV cone beam CTProstate cancer RTOrgan deformationInterfractional organ deformationsIn-room CTAdaptive radiotherapy techniquesTumor siteContours of targetsCancer RTCone-beam CTDose distributionPTV marginsRetrospective dosimetric analysisClinical implementationReplanning processSegmented aperturesAdaptive replanningPlan qualityProstate casesQA testsPhantom measurementsThe Dosimetric and Delivery Advantages of a New 160-leaf MLC
Prah D, Kainz K, Peng C, Li X. The Dosimetric and Delivery Advantages of a New 160-leaf MLC. Technology In Cancer Research & Treatment 2011, 10: 219-229. PMID: 21517128, DOI: 10.7785/tcrt.2012.500197.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsIntensity modulated radiation treatmentMultileaf collimatorCerrobend blocksEffective penumbraDosimetric conformityCollimator typeTreatment planning studyConformal radiotherapy treatmentsMachine isocenterCollimator anglesCollimatorDosimetricallyDelivery advantageRadiotherapy treatmentAverage delivery timeHead and neckPenumbraLeaf designRadiation treatmentSmall lesionsPlanning studiesDelivery differencesSystematic studyCerrobendDVHValidation of an online replanning technique for prostate adaptive radiotherapy
Peng C, Chen G, Ahunbay E, Wang D, Lawton C, Li X. Validation of an online replanning technique for prostate adaptive radiotherapy. Physics In Medicine And Biology 2011, 56: 3659-3668. PMID: 21610293, DOI: 10.1088/0031-9155/56/12/013.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsAdaptive radiotherapyQA proceduresPhantom measurementsMonitor unitsOnline adaptive radiotherapyAccurate deliveryInterfractional changesProstate radiation therapyBeam parametersDaily CTOnline verificationProstate cancer patientsIn-house softwareOriginal planRadiation therapyReplanning processCancer patientsPre-clinical validationProstateClinical implementationReplanning procedureQuality assuranceRadiotherapyPhantomBeam
2010
Clinical Implementation and Initial Experience of Online Adaptive Radiotherapy for Prostate Cancer
Peng C, Ahunbay E, Holmes S, Wang D, Lawton C, Li X. Clinical Implementation and Initial Experience of Online Adaptive Radiotherapy for Prostate Cancer. International Journal Of Radiation Oncology • Biology • Physics 2010, 78: s746-s747. DOI: 10.1016/j.ijrobp.2010.07.1729.Peer-Reviewed Original ResearchCharacterization of Interfractional Anatomic Variations in Abdomen
Liu F, Peng C, Erickson B, Li X. Characterization of Interfractional Anatomic Variations in Abdomen. International Journal Of Radiation Oncology • Biology • Physics 2010, 78: s722-s723. DOI: 10.1016/j.ijrobp.2010.07.1675.Peer-Reviewed Original ResearchCitationsCharacterizing Interfraction Variations and Their Dosimetric Effects in Prostate Cancer Radiotherapy
Peng C, Ahunbay E, Chen G, Anderson S, Lawton C, Li X. Characterizing Interfraction Variations and Their Dosimetric Effects in Prostate Cancer Radiotherapy. International Journal Of Radiation Oncology • Biology • Physics 2010, 79: 909-914. PMID: 20732764, DOI: 10.1016/j.ijrobp.2010.05.008.Peer-Reviewed Original ResearchCitationsMeSH Keywords and ConceptsConceptsInterfractional variationsDosimetric effectsDose distributionTreatment fractionsPlanned dose distributionCT-on-railsNormal structure sparingDaily CT scansDaily computed tomographyPlanning CT scanAdaptive correction schemeCT scanProstate cancer radiotherapyBony registrationInterfractional changesProstate alignmentTarget coverageLinear acceleratorPrescription doseDelivered doseInterfractionDeformation parametersCancer radiotherapyOrgan displacementDice coefficientSU‐GG‐T‐20: GPU‐Accelerated Auto‐Segmentation for Online Adaptive Radiotherapy
Godley A, Peng C, Ahunbay E, Li X. SU‐GG‐T‐20: GPU‐Accelerated Auto‐Segmentation for Online Adaptive Radiotherapy. Medical Physics 2010, 37: 3188-3188. DOI: 10.1118/1.3468406.Peer-Reviewed Original ResearchCitationsConceptsOnline adaptive radiotherapyAdaptive radiotherapyAuto-SegmentationDaily CTCT-on-railsContours of targetsBreast casesProstate casesLumpectomy cavityManual contouringGPU cardProstate cancer patientsDice coefficientCritical structuresAverage segmentation timeCancer patientsCTRadiotherapyProstateNormal structureIGRTBreastSegmentation timeMinutesLumpectomySU‐GG‐T‐23: Feasibility of an Online Adaptive Replanning Scheme for Pancreatic Cancer Radiotherapy
Peng C, Liu F, Ahunbay E, Tai A, Erickson B, Kelly T, Li X. SU‐GG‐T‐23: Feasibility of an Online Adaptive Replanning Scheme for Pancreatic Cancer Radiotherapy. Medical Physics 2010, 37: 3188-3188. DOI: 10.1118/1.3468409.Peer-Reviewed Original ResearchConceptsPancreatic cancer radiotherapyInterfractional variationsTarget coverageDaily CTCancer radiotherapyDaily CT setCritical structure sparingCT-on-railsRepositioning plansLiver mean doseCritical structuresMean dosePTV marginsPlanning CTPlanning contoursDeformable registrationRespiration motionPre-treatment CTCT setsReplanning schemePlanning systemOriginal planRight kidneyRadiotherapyCT
Academic Achievements & Community Involvement
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