2018
Monte Carlo dosimetry modeling of focused kV x‐ray radiotherapy of eye diseases with potential nanoparticle dose enhancement
Yan H, Ma X, Sun W, Mendez S, Stryker S, Starr‐Baier S, Delliturri G, Zhu D, Nath R, Chen Z, Roberts K, MacDonald CA, Liu W. Monte Carlo dosimetry modeling of focused kV x‐ray radiotherapy of eye diseases with potential nanoparticle dose enhancement. Medical Physics 2018, 45: 4720-4733. PMID: 30133705, DOI: 10.1002/mp.13144.Peer-Reviewed Original ResearchConceptsX-ray beamMC simulation programEye plaque treatmentCentral axis depth doseMC simulationsDose distributionBeam focusingEye Physics plaquesPhantom irradiationDose enhancementEnergy spectrumDepth doseLens modelingDosimetry modelingPhotoelectric absorptionKV rangeKV X-ray beamsBeamEBT3 filmSimulation programEnergy regimeModelingX-ray techniquesHalf maximumMore flexibility
2010
SU‐DD‐A4‐02: Investigation of KV Imaging Doses in the Radiotherapy of Pediatric Cancer Patients
Deng J, Chen Z, Roberts K, Nath R. SU‐DD‐A4‐02: Investigation of KV Imaging Doses in the Radiotherapy of Pediatric Cancer Patients. Medical Physics 2010, 37: 3092-3092. DOI: 10.1118/1.3468000.Peer-Reviewed Original ResearchOrgan-at-riskDose distributionTesticular shieldingEGS4 Monte Carlo codeDose to critical structuresKV imaging doseReduced beam energyCalculated dose distributionsMonte Carlo codeDose to testesOptimal dose reductionCritical structuresEnhanced photoelectric effectPediatric cancer patientsEclipse TPSField bordersBeam energyPatient CTsDose reductionDVH analysisImaging dosePatient phantomPeak energyKVCBCTLow energy
2004
Optimization of dose distributions for bifurcated coronary vessels treated with catheter‐based photon and beta emitters using the simulated annealing algorithm
Yue N, Roberts KB, Son H, Khosravi S, Pfau SE, Nath R. Optimization of dose distributions for bifurcated coronary vessels treated with catheter‐based photon and beta emitters using the simulated annealing algorithm. Medical Physics 2004, 31: 2610-2622. PMID: 15487744, DOI: 10.1118/1.1783533.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsAnimalsBeta ParticlesBlood Vessel ProsthesisBrachytherapyCatheterizationCatheters, IndwellingComputer SimulationCoronary RestenosisHumansModels, CardiovascularPhotonsRadiometryRadiotherapy DosageRadiotherapy Planning, Computer-AssistedRelative Biological EffectivenessReproducibility of ResultsSensitivity and SpecificityConceptsTreatment schemeCatheter-based delivery systemBetter dose distributionDose distributionDwell positionsPrescription doseCoronary vesselsBranch vesselsBranch treatmentBifurcation angleSatisfactory dose distributionMultiple dwell positionsVesselsOverdosingDelivery systemGeometry of bifurcations
2003
Dose distributions in bifurcated coronary vessels treated with catheter‐based photon and beta emitters in intravascular brachytherapy
Yue N, Roberts KB, Pfau SE, Nath R. Dose distributions in bifurcated coronary vessels treated with catheter‐based photon and beta emitters in intravascular brachytherapy. Medical Physics 2003, 30: 1628-1636. PMID: 12906180, DOI: 10.1118/1.1582813.Peer-Reviewed Original Research
2001
Dosimetric penumbra effects in catheter-based intravascular brachytherapy using a centered photon or beta line source
Yue N, Nath R, Roberts K. Dosimetric penumbra effects in catheter-based intravascular brachytherapy using a centered photon or beta line source. Cardiovascular Revascularization Medicine 2001, 2: 32-38. PMID: 11068253, DOI: 10.1016/s1522-1865(00)00044-5.Peer-Reviewed Original ResearchLongitudinal dose uniformityCatheter-based intravascular brachytherapyRate kernelLine sourceCylindrical blood vesselPenumbra effectMonte Carlo simulationsBlood vesselsMargin lengthRadiation transportCarlo simulationsPhoton emittersEdge effectsRatio of doseDose distributionIntravascular brachytherapySource lengthRadial depthLength LRadioactive sourcesLinear sourceFormalismPhoton sourcesPoints of interestCorresponding radionuclide
2000
Dosimetric penumbra effects in catheter-based intravascular brachytherapy using a centered photon or beta line source.
Yue N, Nath R, Roberts K. Dosimetric penumbra effects in catheter-based intravascular brachytherapy using a centered photon or beta line source. Cardiovascular Revascularization Medicine 2000, 2: 32-8. PMID: 11229060.Peer-Reviewed Original ResearchConceptsLongitudinal dose uniformityCatheter-based intravascular brachytherapyRate kernelLine sourceCylindrical blood vesselPenumbra effectMonte Carlo simulationsBlood vesselsMargin lengthRadiation transportCarlo simulationsPhoton emittersEdge effectsRatio of doseDose distributionIntravascular brachytherapySource lengthRadial depthLength LRadioactive sourcesLinear sourceFormalismPhoton sourcesPoints of interestCorresponding radionuclide