M Saiful Huq

Summary

Affiliation: University of Pittsburgh
Country: USA

Publications

  1. doi request reprint A method for evaluating quality assurance needs in radiation therapy
    M Saiful Huq
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Int J Radiat Oncol Biol Phys 71:S170-3. 2008
  2. ncbi request reprint Over the foreseeable future, the growth in technical complexity of radiation therapy will continue to drive the demand for more medical physicists
    M Saiful Huq
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 31:2939-40. 2004
  3. ncbi request reprint Recommendations of the American Association of Physicists in Medicine regarding the impact of implementing the 2004 task group 43 report on dose specification for 103Pd and 125I interstitial brachytherapy
    Jeffrey F Williamson
    Photon Emitting Brachytherapy Dosimetry Subcommittee of the Radiation Therapy Committee, Department of Radiation Oncology, Virginia Commonwealth University, Richmond, Virginia 23298, USA
    Med Phys 32:1424-39. 2005
  4. ncbi request reprint External beam radiotherapy boosts to reduce the impact caused by edema in prostate permanent seed implants
    Ning Yue
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 51:2267-77. 2006
  5. doi request reprint Dosimetric comparison of the Leksell Gamma Knife Perfexion and 4C
    Josef Novotny
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15213, USA
    J Neurosurg 109:8-14. 2008
  6. ncbi request reprint Unintended attenuation in the Leksell Gamma Knife Perfexion calibration-phantom adaptor and its effect on dose calibration
    Jagdish P Bhatnagar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15217, USA
    Med Phys 36:1208-11. 2009
  7. ncbi request reprint Dosimetric effects of patient rotational setup errors on prostate IMRT treatments
    Weihua Fu
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 51:5321-31. 2006
  8. ncbi request reprint The effect of respiratory cycle and radiation beam-on timing on the dose distribution of free-breathing breast treatment using dynamic IMRT
    Chuxiong Ding
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 34:3500-9. 2007
  9. ncbi request reprint Effect of edema associated with 131Cs prostate permanent seed implants on dosimetric quality indices
    Than S Kehwar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 36:3536-42. 2009
  10. doi request reprint Influence of prostatic edema on 131Cs permanent prostate seed implants: a dosimetric and radiobiological study
    Than S Kehwar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, Pennsylvania 15232, USA
    Int J Radiat Oncol Biol Phys 80:621-7. 2011

Collaborators

Detail Information

Publications63

  1. doi request reprint A method for evaluating quality assurance needs in radiation therapy
    M Saiful Huq
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Int J Radiat Oncol Biol Phys 71:S170-3. 2008
    ..Recommendations on how to apply this new approach to individual clinics and further research and development will also be discussed...
  2. ncbi request reprint Over the foreseeable future, the growth in technical complexity of radiation therapy will continue to drive the demand for more medical physicists
    M Saiful Huq
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 31:2939-40. 2004
  3. ncbi request reprint Recommendations of the American Association of Physicists in Medicine regarding the impact of implementing the 2004 task group 43 report on dose specification for 103Pd and 125I interstitial brachytherapy
    Jeffrey F Williamson
    Photon Emitting Brachytherapy Dosimetry Subcommittee of the Radiation Therapy Committee, Department of Radiation Oncology, Virginia Commonwealth University, Richmond, Virginia 23298, USA
    Med Phys 32:1424-39. 2005
    ..The AAPM recommends that the radiation oncology community review this report and consider whether the currently recommended dose level (125 Gy) needs to be revised...
  4. ncbi request reprint External beam radiotherapy boosts to reduce the impact caused by edema in prostate permanent seed implants
    Ning Yue
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 51:2267-77. 2006
    ..Calculations were performed for prostates of different edema magnitudes and durations, and for tumour cells of different repair rates and repopulation rates...
  5. doi request reprint Dosimetric comparison of the Leksell Gamma Knife Perfexion and 4C
    Josef Novotny
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15213, USA
    J Neurosurg 109:8-14. 2008
    ..This comparison is important especially for the treatment of functional disorders when only a single shot with the 4- or 8-mm collimator is used...
  6. ncbi request reprint Unintended attenuation in the Leksell Gamma Knife Perfexion calibration-phantom adaptor and its effect on dose calibration
    Jagdish P Bhatnagar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15217, USA
    Med Phys 36:1208-11. 2009
    ..6%, respectively. This unintended attenuation introduces a systematic error in dose calibration. The overall effect of phantom-adaptor attenuation on output calibration of the LGK PFX unit is to underestimate output by about 1.0%...
  7. ncbi request reprint Dosimetric effects of patient rotational setup errors on prostate IMRT treatments
    Weihua Fu
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 51:5321-31. 2006
    ..However, the degradation was not significant for the three-phase sequential boost prostate IMRT technique and for the margin sizes used in our institution...
  8. ncbi request reprint The effect of respiratory cycle and radiation beam-on timing on the dose distribution of free-breathing breast treatment using dynamic IMRT
    Chuxiong Ding
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 34:3500-9. 2007
    ..7 cm). The same results could be found for respiratory cycle up to 8 s and respiratory motion amplitude up to 1 cm. The heart dose distribution did not change significantly regardless of respiratory cycle and radiation beam-on timing...
  9. ncbi request reprint Effect of edema associated with 131Cs prostate permanent seed implants on dosimetric quality indices
    Than S Kehwar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 36:3536-42. 2009
    ..Implants performed based only on the guidance of a preimplant volume study would result in poor dosimetric results for 131Cs implants...
  10. doi request reprint Influence of prostatic edema on 131Cs permanent prostate seed implants: a dosimetric and radiobiological study
    Than S Kehwar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, Pennsylvania 15232, USA
    Int J Radiat Oncol Biol Phys 80:621-7. 2011
    ..To study the influence of prostatic edema on postimplant physical and radiobiological parameters using (131)Cs permanent prostate seed implants...
  11. doi request reprint Dosimetric effect of intrafraction tumor motion in phase gated lung stereotactic body radiotherapy
    Bo Zhao
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, USA
    Med Phys 39:6629-37. 2012
    ..The purpose of this work is to investigate the dosimetric effect of intrafraction tumor motion during gated lung SBRT delivery by reconstructing the delivered dose distribution with real-time tumor motion considered...
  12. doi request reprint A cone beam CT-guided online plan modification technique to correct interfractional anatomic changes for prostate cancer IMRT treatment
    Weihua Fu
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, 5230 Centre Avenue, MG60, Pittsburgh, PA 15232, USA
    Phys Med Biol 54:1691-703. 2009
    ....
  13. doi request reprint Edema-induced changes in tumor cell surviving fraction and tumor control probability in 131Cs permanent prostate brachytherapy implant patients
    Than S Kehwar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, PA 15232, USA
    J Appl Clin Med Phys 14:3862. 2013
    ....
  14. ncbi request reprint Supplement to the 2004 update of the AAPM Task Group No. 43 Report
    Mark J Rivard
    Department of Radiation Oncology, Tufts University School of Medicine, Boston, Massachusetts 02111, USA
    Med Phys 34:2187-205. 2007
    ..Adoption of these recommendations may result in changes to patient dose calculations, and these changes should be carefully evaluated and reviewed with the radiation oncologist prior to implementation of the current protocol...
  15. doi request reprint Dosimetric evaluation of the interplay effect in respiratory-gated RapidArc radiation therapy
    Craig Riley
    Department of Radiation Oncology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania 15213
    Med Phys 41:011715. 2014
    ....
  16. ncbi request reprint Assessment of variation in Elekta plastic spherical-calibration phantom and its impact on the Leksell Gamma Knife calibration
    Josef Novotny
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15213, USA
    Med Phys 37:5066-71. 2010
    ..The purpose of this study was to evaluate variations in the Elekta spherical phantom and to assess its impact and use for the LGK calibration...
  17. doi request reprint Statistical analysis of target motion in gated lung stereotactic body radiation therapy
    Bo Zhao
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 56:1385-95. 2011
    ..For phase-based gated lung SBRT, a baseline shift may be one of the major sources of targeting error during treatment...
  18. ncbi request reprint Dosimetric evaluations of the interplay effect in respiratory-gated intensity-modulated radiation therapy
    Hungcheng Chen
    Department of Radiation Oncology, Helen F Graham Cancer Center Christiana Care Health System, Newark, Delaware 19713, USA
    Med Phys 36:893-903. 2009
    ..With the appropriate setting of the gating window, the deviation of dose from the respiratory motion can be minimized. It appeals that limiting the residual motion to less than 0.5 cm is critical for the treatments of mobile structures...
  19. pmc The report of Task Group 100 of the AAPM: Application of risk analysis methods to radiation therapy quality management
    M Saiful Huq
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute and UPMC CancerCenter, Pittsburgh, Pennsylvania 15232
    Med Phys 43:4209. 2016
    ..The development and implementation of risk-assessment techniques will make radiation therapy safer and more efficient. ..
  20. doi request reprint Simultaneous reduction of radiation dose and scatter for CBCT by using collimators
    Tianfang Li
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232
    Med Phys 40:121913. 2013
    ....
  21. doi request reprint Dosimetric characteristics and quality control tests for the collimator sectors of the Leksell Gamma Knife(®) Perfexion(TM)
    Jagdish P Bhatnagar
    Department of Radiation Oncology, Medical Physics Division, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15213, USA
    Med Phys 39:231-6. 2012
    ....
  22. doi request reprint Initial outcomes analysis for large multicenter integrated cancer network implementation of intensity modulated radiation therapy for breast cancer
    Ajay K Bhatnagar
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania, USA
    Breast J 15:468-74. 2009
    ..With centralized processes, IMRT can be safely and effectively delivered in a large health system with an admixture of academic and community centers but long-term follow-up is necessary...
  23. ncbi request reprint The nth root percent depth dose method for calculating monitor units for irregularly shaped electron fields
    Than S Kehwar
    Division of Medical Physics, Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Centers, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 35:1214-22. 2008
    ..For large irregular fields this difference was found to be within 1.5% and 3.5%, respectively...
  24. doi request reprint Performance characteristics of a novel radioactive isotope detection and notification system designed for use in hospitals
    Jong Oh Kim
    University of Pittsburgh Cancer Institute, Pittsburgh, USA
    Health Phys 100:S71-8. 2011
    ..1 s). The database-monitoring server could send an alarm signal to appropriate personnel when the analysis of the results indicated the presence of a non-medical or threat radioisotope. The present paper reports these results...
  25. ncbi request reprint Prescription dose in permanent (131)Cs seed prostate implants
    Ning Yue
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 32:2496-502. 2005
    ....
  26. ncbi request reprint A dose verification method using a monitor unit matrix for dynamic IMRT on Varian linear accelerators
    Xuangen Chen
    University of Pittsburgh Cancer Institute, Department of Radiation Oncology, PA 15901, USA
    Phys Med Biol 50:5641-52. 2005
    ..The doses computed using the method were compared with both measurement and treatment planning for 14 and 25 plans respectively. An average of less than 2% agreement was observed and the standard deviation was about 1.9%...
  27. doi request reprint Quality assurance analysis of a large multicenter practice: does increased complexity of intensity-modulated radiotherapy lead to increased error frequency?
    Adam C Olson
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
    Int J Radiat Oncol Biol Phys 82:e77-82. 2012
    ..We studied the frequency and severity of errors in a large multicenter practice to ascertain the impact of quality improvement interventions over time, IMRT, and type of practice...
  28. doi request reprint Four-dimensional computed tomography-based interfractional reproducibility study of lung tumor intrafractional motion
    Darek Michalski
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Int J Radiat Oncol Biol Phys 71:714-24. 2008
    ..To evaluate the interfractional reproducibility of respiration-induced lung tumors motion, defined by their centroids and the intrafractional target motion range...
  29. doi request reprint Dosimetric analysis of 3D image-guided HDR brachytherapy planning for the treatment of cervical cancer: is point A-based dose prescription still valid in image-guided brachytherapy?
    Hayeon Kim
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15213, USA
    Med Dosim 36:166-70. 2011
    ....
  30. ncbi request reprint Image-guided respiratory-gated lung stereotactic body radiotherapy: which target definition is optimal?
    Bo Zhao
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, 5230 Centre Avenue, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 36:2248-57. 2009
    ..This approach potentially reduces the irradiated volume of normal tissue further without sacrificing target dose coverage and thus may minimize the risk of treatment-related toxicities...
  31. ncbi request reprint A novel off-axis scanning method for an enlarged ellipse cone-beam computed tomography field of view
    Tianfang Li
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 37:6233-9. 2010
    ..Consequently, truncation artifacts often occur for large patients. The goal of this work is to investigate a novel method to increase the FOV for current on-board CBCT systems...
  32. ncbi request reprint Quality assurance for computed-tomography simulators and the computed-tomography-simulation process: report of the AAPM Radiation Therapy Committee Task Group No. 66
    Sasa Mutic
    Department of Radiation Oncology, Washington University School of Medicine, St Louis, Missouri 63110, USA
    Med Phys 30:2762-92. 2003
    ..This report was prepared by Task Group No. 66 of the AAPM Radiation Therapy Committee. It was approved by the Radiation Therapy Committee and by the AAPM Science Council...
  33. ncbi request reprint Update of AAPM Task Group No. 43 Report: A revised AAPM protocol for brachytherapy dose calculations
    Mark J Rivard
    Department of Radiation Oncology, Tufts New England Medical Center, Boston, Massachusetts 02111, USA
    Med Phys 31:633-74. 2004
    ..These changes should be carefully evaluated and reviewed with the radiation oncologist preceding implementation of the current protocol...
  34. doi request reprint Cost-effectiveness analysis of single fraction of stereotactic body radiation therapy compared with single fraction of external beam radiation therapy for palliation of vertebral bone metastases
    Hayeon Kim
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania Electronic address
    Int J Radiat Oncol Biol Phys 91:556-63. 2015
    ..We performed a cost-effectiveness analysis to compare these strategies...
  35. doi request reprint Evaluation of tumor progression and detection of new tumors during repeat Gamma Knife® stereotactic radiosurgery utilizing the co-registration tool in Leksell Gamma Plan®: technical note
    Edward A Monaco
    Center for Image Guided Neurosurgery, Department of Neurological Surgery, University of Pittsburgh Medical Center Presbyterian, Pittsburgh, PA, USA
    Stereotact Funct Neurosurg 92:300-5. 2014
    ..Using the image co-registration tool within the Leksell Gamma Plan software, we developed a technique to aid in the identification of tumors needing treatment...
  36. pmc Radiotherapy and temozolomide for newly diagnosed glioblastoma and anaplastic astrocytoma: validation of Radiation Therapy Oncology Group-Recursive Partitioning Analysis in the IMRT and temozolomide era
    Anthony J Paravati
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, 5230 Centre Ave, Pittsburgh, PA 15232, USA
    J Neurooncol 104:339-49. 2011
    ..In contrast to RTOG-RPA, in our modified RPA model, KPS rather than age represented the initial split. New recursive partitioning identified potential modifications to RTOG-RPA that should be further explored with a larger data set...
  37. doi request reprint Setup accuracy of spine radiosurgery using cone beam computed tomography image guidance in patients with spinal implants
    Peter C Gerszten
    Department of Neurological Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
    J Neurosurg Spine 12:413-20. 2010
    ..In this study the authors prospectively evaluated the accuracy of the patient setup for spine radiosurgery by using CBCT image guidance in the context of orthopedic hardware at the site of disease...
  38. ncbi request reprint Measurement of relative output factors for the 8 and 4 mm collimators of Leksell Gamma Knife Perfexion by film dosimetry
    Josef Novotny
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15213, USA
    Med Phys 36:1768-74. 2009
    ..8% and +0.6% differences for 8 and 4 mm collimators, respectively). Based on the present values, no changes in the default relative output factor values were made in the treatment planning system...
  39. doi request reprint A novel image-domain-based cone-beam computed tomography enhancement algorithm
    Xiang Li
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Phys Med Biol 56:2755-66. 2011
    ..The proposed CBCT image enhancement algorithm demonstrated a promising result by the reduction of the scatter-induced low-frequency image artifacts commonly encountered in kV CBCT imaging...
  40. ncbi request reprint The intrafraction motion induced dosimetric impacts in breast 3D radiation treatment: a 4DCT based study
    Ning J Yue
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232, USA
    Med Phys 34:2789-800. 2007
    ..However, the dosimetric impact of the motion on the heart dose may be limited...
  41. ncbi request reprint Modern radiation treatment planning and delivery--from Röntgen to real time
    Ryan P Smith
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, UPMC Cancer Pavilion, 5150 Centre Avenue, Suite 545, Pittsburgh, PA 15232, USA
    Hematol Oncol Clin North Am 20:45-62. 2006
    ..Clinical studies investigating these modalities will likely further increase the efficacy of radiation in years to come...
  42. ncbi request reprint Localizing moving targets and organs using motion-managed CTs
    Edward D Brandner
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232, USA
    Med Dosim 31:134-40. 2006
    ....
  43. doi request reprint Cost-Effectiveness Analysis of Stereotactic Body Radiation Therapy Compared With Radiofrequency Ablation for Inoperable Colorectal Liver Metastases
    Hayeon Kim
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania Electronic address
    Int J Radiat Oncol Biol Phys 95:1175-83. 2016
    ....
  44. doi request reprint Dose differences between the three dose calculation algorithms in Leksell GammaPlan
    Andy Yuanguang Xu
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA 15232
    J Appl Clin Med Phys 15:4844. 2014
    ..5% for a single shot placement on both Perfexion and 4C. Dose prescriptions based on the experiences with the TMR classic may need to be adjusted to accommodate the up to 11.5% difference between the convolution and the TMR classic. ..
  45. doi request reprint The use of strain tensor to estimate thoracic tumors deformation
    Darek Michalski
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania 15232
    Med Phys 41:073503. 2014
    ..The application of the biomechanical framework allows for the objective determination of tumor characteristics...
  46. ncbi request reprint Breast skin doses from brachytherapy using MammoSite HDR, intensity modulated radiation therapy, and tangential fields techniques
    Raj N Selvaraj
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA, USA
    Technol Cancer Res Treat 6:17-22. 2007
    ..This study suggests that in breast cancer radiation treatments the MammoSite HDR technique reduces skin doses compared to IMRT and tangential field techniques...
  47. doi request reprint Dosimetric experience with 2 commercially available multilumen balloon-based brachytherapy to deliver accelerated partial-breast irradiation
    Weihua Fu
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA Electronic address
    Med Dosim 40:195-200. 2015
    ..No significant difference was observed between the 2 patient groups in terms of target dose coverage and dose to organs at risk...
  48. doi request reprint Cost-effectiveness analysis of 3D image-guided brachytherapy compared with 2D brachytherapy in the treatment of locally advanced cervical cancer
    Hayeon Kim
    Department of Radiation Oncology, University of Pittsburgh Cancer Institute, Pittsburgh, PA Electronic address
    Brachytherapy 14:29-36. 2015
    ..However, its cost-effectiveness (C/E) is unknown. We performed a C/E analysis of IGBT compared with conventional (two-dimensional [2D]) brachytherapy in the treatment of locally advanced cervical cancer...
  49. pmc Irradiated esophageal cells are protected from radiation-induced recombination by MnSOD gene therapy
    Yunyun Niu
    Departments of Radiation Oncology and Surgery, University of Pittsburgh Cancer Institute, Pittsburgh, Pennsylvania, USA
    Radiat Res 173:453-61. 2010
    ..These results demonstrate the efficacy of MnSOD-PL for suppressing radiation-induced HR in vivo...
  50. ncbi request reprint The use of mixed-integer programming for inverse treatment planning with pre-defined field segments
    Greg Bednarz
    Department of Radiation Oncology, Kimmel Cancer Center of the Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
    Phys Med Biol 47:2235-45. 2002
    ..Additional advantages of the segmental technique presented here are: simplified dosimetry, quality assurance and treatment delivery...
  51. ncbi request reprint Advances in the determination of absorbed dose to water in clinical high-energy photon and electron beams using ionization chambers
    M Saiful Huq
    Department of Radiation Oncology, Kimmel Cancer Center of Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
    Phys Med Biol 49:R49-104. 2004
    ..Arguments are provided in support of the recommendation for a change in reference dosimetry based on standards of absorbed dose to water...
  52. ncbi request reprint A dosimetric comparison of various multileaf collimators
    M Saiful Huq
    Department of Radiation Oncology, Kimmel Cancer Center of Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107, USA
    Phys Med Biol 47:N159-70. 2002
    ..There is no perfect MLC system that can be recommended, rather each one has unique advantages and disadvantages that should be weighed with comfort, ease and cost effectiveness for clinical use...
  53. ncbi request reprint The US radiation dosimetry standards for 60Co therapy level beams, and the transfer to the AAPM accredited dosimetry calibration laboratories
    R Minniti
    National Institute of Standards and Technology, Gaithersburg, Maryland 20899 8460, USA
    Med Phys 33:1074-7. 2006
    ..The relative change is about 1.1% for all of these chambers, and this value agrees well with the expected change in chambers calibrated at the NIST or at any secondary-standard laboratory traceable to the new NIST standard...
  54. ncbi request reprint Protocols for the dosimetry of high-energy photon and electron beams: a comparison of the IAEA TRS-398 and previous international codes of practice. International Atomic Energy Agency
    Pedro Andreo
    Division of Medical Radiation Physics, University of Stockholm, Karolinska Institute, Sweden
    Phys Med Biol 47:3033-53. 2002
    ..Arguments are provided in support of the recommendation for a change in reference dosimetry based on standards of absorbed dose to water...
  55. ncbi request reprint Comment on "Calculated absorbed-dose ratios, TG51/TG21, for most widely used cylindrical and parallel-plate ion chambers over a range of photon and electron energies"
    M Saiful Huq
    Med Phys 30:473-7; author reply 478-80. 2003
  56. ncbi request reprint Lateral loss and dose discrepancies of multileaf collimator segments in intensity modulated radiation therapy
    Chee W Cheng
    Arizona Oncology Associates, Tucson, Arizona 85712, USA
    Med Phys 30:2959-68. 2003
    ..Using EES, output factors can be calculated using existing beam data for fields with asymmetric collimator settings and under conditions of lateral disequilibrium...
  57. ncbi request reprint Procedures for establishing and maintaining consistent air-kerma strength standards for low-energy, photon-emitting brachytherapy sources: recommendations of the Calibration Laboratory Accreditation Subcommittee of the American Association of Physicists i
    Larry A DeWerd
    Accredited Dosimetry Calibration Laboratory, Department of Medical Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
    Med Phys 31:675-81. 2004
    ..A description of these procedures is provided to the clinical users for traceability purposes as well as to provide guidance to the manufacturers of brachytherapy sources and ADCLs with regard to these procedures...
  58. ncbi request reprint Cone-beam imaging and respiratory motion (IGRT)-part II
    Cheng B Saw
    Med Dosim 31:89-90. 2006
  59. ncbi request reprint Design and implementation of an anthropomorphic quality assurance phantom for intensity-modulated radiation therapy for the Radiation Therapy Oncology Group
    Andrea Molineu
    Department of Radiation Physics, The University of Texas M D Anderson Cancer Center, 1515 Holcombe Boulevard, Houston, TX 77030, USA
    Int J Radiat Oncol Biol Phys 63:577-83. 2005
    ....
  60. ncbi request reprint Third-party brachytherapy source calibrations and physicist responsibilities: report of the AAPM Low Energy Brachytherapy Source Calibration Working Group
    Wayne M Butler
    Schiffier Cancer Center Wheeling Hospital and Jesuit University, Wheeling, West Virginia 26003, USA
    Med Phys 35:3860-5. 2008
    ..The AAPM leaves it to the discretion of the institutional medical physicist whether the manufacturer's or institutional physicist's measured value should be used in performing dosimetry calculations...
  61. ncbi request reprint Image-guided radiation therapy: part 3 - stereotactic body radiation therapy
    Cheng B Saw
    Med Dosim 32:69-70. 2007
  62. ncbi request reprint Third party brachytherapy seed calibrations and physicist responsibilities
    Wayne M Butler
    Med Phys 33:247-8. 2006
  63. ncbi request reprint Target delineation and localization (IGRT)--part 1
    Cheng B Saw
    Med Dosim 31:1-2. 2006