J M Balter

Summary

Affiliation: University of Michigan
Country: USA

Publications

  1. ncbi request reprint Determination of ventilatory liver movement via radiographic evaluation of diaphragm position
    J M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 51:267-70. 2001
  2. ncbi request reprint Daily targeting of intrahepatic tumors for radiotherapy
    James M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 52:266-71. 2002
  3. pmc Quality assurance for kilo- and megavoltage in-room imaging and localization for off- and online setup error correction
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 71:S48-52. 2008
  4. ncbi request reprint Technical note: acquisition of CT models for radiotherapy applications with reduced tube heating
    J M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor 48109, USA
    Med Phys 28:590-2. 2001
  5. ncbi request reprint Accuracy of a wireless localization system for radiotherapy
    James M Balter
    Department of Radiation Oncology, University of Michigan Health System, 1500 E Medical Center Drive, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 61:933-7. 2005
  6. ncbi request reprint Evaluating the influence of setup uncertainties on treatment planning for focal liver tumors
    James M Balter
    Department of Radiation Oncology, University of Michigan, 1500 E Medical Center Drive, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 63:610-4. 2005
  7. doi request reprint Imaging opportunities in radiation oncology
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 79:342-7. 2011
  8. ncbi request reprint Advanced technologies in image-guided radiation therapy
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0030, USA
    Semin Radiat Oncol 17:293-7. 2007
  9. ncbi request reprint Imaging and alignment for image-guided radiation therapy
    James M Balter
    Department of Radiation Oncology, The University of Michigan, UH B2C432 Box 0010, 1500 East Medical Center Dr, Ann Arbor, MI 48109, USA
    J Clin Oncol 25:931-7. 2007
  10. ncbi request reprint Inclusion of organ deformation in dose calculations
    K K Brock
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Med Phys 30:290-5. 2003

Detail Information

Publications67

  1. ncbi request reprint Determination of ventilatory liver movement via radiographic evaluation of diaphragm position
    J M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 51:267-70. 2001
    ..To determine the accuracy of estimation of liver movement inferred by observing diaphragm excursion on radiographic images...
  2. ncbi request reprint Daily targeting of intrahepatic tumors for radiotherapy
    James M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 52:266-71. 2002
    ..This paper reports our initial experience treating 8 patients with focal liver tumors using this system...
  3. pmc Quality assurance for kilo- and megavoltage in-room imaging and localization for off- and online setup error correction
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 71:S48-52. 2008
    ..The paradigms for quality assurance of radiograph-based positioning include imager performance, systems integration, infrastructure, procedure documentation and testing, and support for positioning strategy implementation...
  4. ncbi request reprint Technical note: acquisition of CT models for radiotherapy applications with reduced tube heating
    J M Balter
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor 48109, USA
    Med Phys 28:590-2. 2001
    ..The DRR generated via this technique is comparable to that generated with high current and 1 mm aperture, and higher resolution than from the 3 and 5 mm CT scans...
  5. ncbi request reprint Accuracy of a wireless localization system for radiotherapy
    James M Balter
    Department of Radiation Oncology, University of Michigan Health System, 1500 E Medical Center Drive, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 61:933-7. 2005
    ..A system has been developed for patient positioning based on real-time localization of implanted electromagnetic transponders (beacons). This study demonstrated the accuracy of the system before clinical trials...
  6. ncbi request reprint Evaluating the influence of setup uncertainties on treatment planning for focal liver tumors
    James M Balter
    Department of Radiation Oncology, University of Michigan, 1500 E Medical Center Drive, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 63:610-4. 2005
    ..This study evaluates the influence of population as well as patient-specific setup distributions on treatment plans for focal liver tumors...
  7. doi request reprint Imaging opportunities in radiation oncology
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 79:342-7. 2011
    ..g., through the American College of Radiology Imaging Network (ACRIN)), and building ties through collaborative research as well as smaller joint workshops and symposia...
  8. ncbi request reprint Advanced technologies in image-guided radiation therapy
    James M Balter
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0030, USA
    Semin Radiat Oncol 17:293-7. 2007
    ..This review introduces these methods and explores their potential for initial use in guidance...
  9. ncbi request reprint Imaging and alignment for image-guided radiation therapy
    James M Balter
    Department of Radiation Oncology, The University of Michigan, UH B2C432 Box 0010, 1500 East Medical Center Dr, Ann Arbor, MI 48109, USA
    J Clin Oncol 25:931-7. 2007
    ..This review explores the issues surrounding the use of imaging and image registration for treatment planning and verification, with emphasis on the underlying patient model and alignment algorithms...
  10. ncbi request reprint Inclusion of organ deformation in dose calculations
    K K Brock
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Med Phys 30:290-5. 2003
    ..8 to 7.3) Gy, respectively. The average change in the prescribed dose for the patient's actual tumor was 0.7 Gy (range 0.2 to 1.1 Gy). This patient sampling indicates the potential importance of including deformation in dose calculations...
  11. ncbi request reprint A practical approach for quantitative estimates of voxel-by-voxel liver perfusion using DCE imaging and a compartmental model
    Yue Cao
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Med Phys 33:3057-62. 2006
    ..Compared to the nonlinear method, the new method can improve computational speed by a factor of approximately 400, which makes it practical for use in clinical trials...
  12. ncbi request reprint A feasibility study of mutual information based setup error estimation for radiotherapy
    J Kim
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor 48109 2122, USA
    Med Phys 28:2507-17. 2001
    ..8 degree for rotational parameters. The standard deviations of estimates from the proposed method due to detector noise were smaller than 0.3 mm and 0.07 degree for the translational parameters and rotational parameters, respectively...
  13. ncbi request reprint Quantization of setup uncertainties in 3-D dose calculations
    A E Lujan
    Department of Radiation, Oncology, University of Michigan, Ann Arbor 48109, USA
    Med Phys 26:2397-402. 1999
    ..The standard deviation also yields confidence limits on the dose distribution, and these may be used to evaluate treatment plan stability...
  14. pmc Evaluation of multiple breathing states using a multiple instance geometry approximation (MIGA) in inverse-planned optimization for locoregional breast treatment
    Alexander Lin
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 72:610-6. 2008
    ..This study assessed whether optimization based on multiple instance geometry approximation (MIGA) could derive an IMRT plan that is less sensitive to known respiratory motions...
  15. ncbi request reprint An application of Bayesian statistical methods to adaptive radiotherapy
    Kwok L Lam
    Department of Radiation Oncology, The University of Michigan, Ann Arbor, MI 48109, USA
    Phys Med Biol 50:3849-58. 2005
    ..We illustrate a simple procedure to apply the method in practice to adaptive radiotherapy, allowing for multiple adjustments of treatment parameters during the course of treatment...
  16. ncbi request reprint A method for incorporating organ motion due to breathing into 3D dose calculations in the liver: sensitivity to variations in motion
    Anthony E Lujan
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109 0010, USA
    Med Phys 30:2643-9. 2003
    ..The results point out where quality assurance efforts should be concentrated to help assure the validity of the assumptions used to correct the static dose distributions for patient breathing using the convolution method...
  17. ncbi request reprint A method for incorporating organ motion due to breathing into 3D dose calculations
    A E Lujan
    Department of Nuclear Engineering and Radiological Sciences, University of Michigan, Ann Arbor 48109, USA
    Med Phys 26:715-20. 1999
    ..Comparison of convolution-based calculations and direct simulation of various worst-case scenarios indicates that a single convolution-based calculation is sufficient to predict the dose distribution for the example treatment plan given...
  18. ncbi request reprint A mathematical model for correcting patient setup errors using a tilt and roll device
    D W Litzenberg
    Department of Radiation Oncology, University of Michigan, Ann Arbor 48109 0010, USA
    Med Phys 26:2586-8. 1999
    ..This design and algorithm allows complete translational and rotational corrections to be applied to the target volume position on a daily basis...
  19. doi request reprint Real-time profiling of respiratory motion: baseline drift, frequency variation and fundamental pattern change
    D Ruan
    Department of Radiation Oncology, Stanford University, Stanford, CA 94305 5304, USA
    Phys Med Biol 54:4777-92. 2009
    ..The proposed approach is fully unsupervised and data driven, making it ideal for applications requiring economy, efficiency and flexibility...
  20. ncbi request reprint A comparison of ventilatory prostate movement in four treatment positions
    L A Dawson
    Department of Radiation Oncology University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 48:319-23. 2000
    ..The purpose of this study is to report the influence of patient orientation and immobilization on prostate movement due to breathing...
  21. ncbi request reprint A room-based diagnostic imaging system for measurement of patient setup
    J E Schewe
    Department of Radiation Oncology, University of Michigan, Ann Arbor 48109 0010, USA
    Med Phys 25:2385-7. 1998
    ..This could limit patient setup error to the uncertainty in the measurement and repositioning processes, a potentially significant improvement over the present standard...
  22. ncbi request reprint Determination of rotations in three dimensions using two-dimensional portal image registration
    A E Lujan
    Department of Nuclear Engineering and Radiological Sciences, University of Michigan, Ann Arbor 48109, USA
    Med Phys 25:703-8. 1998
    ..Tests using DRRs and films show that it is possible to select anatomic features in AP skull radiographs with position and orientation sensitive to out-of-plane rotation...
  23. doi request reprint Inference of hysteretic respiratory tumor motion from external surrogates: a state augmentation approach
    D Ruan
    Department of Electrical Engineering and Computer Science, The University of Michigan, Ann Arbor, MI, USA
    Phys Med Biol 53:2923-36. 2008
    ..Optimization of the state augmentation is investigated. This method generalizes naturally to adaptive on-line algorithms...
  24. ncbi request reprint Automated generation of a four-dimensional model of the liver using warping and mutual information
    K M Brock
    Department of Radiation Oncology, University of Michigan Health Systems, Ann Arbor, Michigan 48109, USA
    Med Phys 30:1128-33. 2003
    ....
  25. pmc Intra and interfraction mediastinal nodal region motion: implications for internal target volume expansions
    Jonathan G Thomas
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI, USA
    Med Dosim 34:133-9. 2009
    ..The degree of motion and deformation varies by station and by individual. This study indicates the potential advantage of characterizing individualized nodal region motion to safely maximize conformality of mediastinal nodal targets...
  26. ncbi request reprint Technical note: creating a four-dimensional model of the liver using finite element analysis
    K K Brock
    Department of Radiation Oncology, University of Michigan, Ann Arbor 48109, USA
    Med Phys 29:1403-5. 2002
    ..Intermediate states were then calculated and time weighted to determine a 4D model of the liver as it deforms during the breathing cycle. This model can be used to calculate a more accurate dose distribution during radiotherapy...
  27. ncbi request reprint The prediction of radiation-induced liver dysfunction using a local dose and regional venous perfusion model
    Yue Cao
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109 0010, USA
    Med Phys 34:604-12. 2007
    ..This is the first step toward developing a method to deliver higher and potentially more curative radiation doses to the patients who can safely receive these higher doses...
  28. pmc Short-term displacement and reproducibility of the breast and nodal targets under active breathing control
    Jean M Moran
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 68:541-6. 2007
    ....
  29. ncbi request reprint Positional stability of electromagnetic transponders used for prostate localization and continuous, real-time tracking
    Dale W Litzenberg
    Department of Radiation Oncology, University of Michigan, 1500 East Medical Center Drive, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 68:1199-206. 2007
    ..Ideally, the distances between transponders remains constant over the course of treatment. In this work, we evaluate the accuracy of these conditions...
  30. ncbi request reprint A precision translation stage for reproducing measured target volume motions
    Dale W Litzenberg
    Department of Radiation Oncology, University of Michigan Health System, Ann Arbor, Michigan, USA
    J Appl Clin Med Phys 8:2221. 2007
    ..2 mm or less, while the average typical maximum positional errors are typically 0.5 mm for an indefinite number of idealized breathing motion cycles and while reproducing measured target volume motions for several minutes...
  31. pmc Respiratory motion of the heart and positional reproducibility under active breathing control
    Reshma Jagsi
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI, USA
    Int J Radiat Oncol Biol Phys 68:253-8. 2007
    ..Information about cardiac motion with respiration and positional reproducibility under active breathing control (ABC) is necessary to evaluate these techniques...
  32. pmc Liver function after irradiation based on computed tomographic portal vein perfusion imaging
    Yue Cao
    Department of Radiation Oncology, University of Michigan, UH B2C432, Box 0010, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 70:154-60. 2008
    ..To determine whether individual and regional liver sensitivity to radiation could be assessed by measuring liver perfusion during a course of treatment using dynamic contrast-enhanced computed tomography scanning...
  33. pmc Accuracy estimation for projection-to-volume targeting during rotational therapy: a feasibility study
    Yong Long
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, Michigan 48109 2122, USA
    Med Phys 37:2480-90. 2010
    ..The purpose of this work is to investigate the influence of rotational arc length on maximum achievable accuracy of motion estimation...
  34. ncbi request reprint Mean position tracking of respiratory motion
    Dan Ruan
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, Michigan 48109, USA
    Med Phys 35:782-92. 2008
    ..Estimation traces are compared with retrospectively generated moving average results to illustrate the performance of the proposed approach...
  35. pmc Iterative sorting for four-dimensional CT images based on internal anatomy motion
    Rongping Zeng
    Electrical Engineering and Computer Science Department, University of Michigan, Ann Arbor, Michigan 48109 2122, USA
    Med Phys 35:917-26. 2008
    ..For the other two patient studies, where the external signals poorly reflected the internal motion, the proposed method significantly improved the sorted 4D CT volumes, albeit with greater computation time...
  36. ncbi request reprint Analysis of couch position tolerance limits to detect mistakes in patient setup
    Scott W Hadley
    Department of Radiation Oncology Physics, The University of Michigan Medical School, Ann Arbor, MI, USA
    J Appl Clin Med Phys 10:2864. 2009
    ..Making better use of the software interlock on the couch positions could have a positive impact on patient safety and reduce mistakes in treatment delivery...
  37. pmc Influence of rotations on dose distributions in spinal stereotactic body radiotherapy (SBRT)
    Orit Gutfeld
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 5010, USA
    Int J Radiat Oncol Biol Phys 73:1596-601. 2009
    ..To evaluate the impact of rotational setup errors on dose distribution in spinal stereotactic body radiotherapy (SBRT)...
  38. pmc Objective assessment of deformable image registration in radiotherapy: a multi-institution study
    Rojano Kashani
    Department of Radiation Oncology, University of Michigan, Ann Arbor Michigan 48109 0010, USA
    Med Phys 35:5944-53. 2008
    ..Although reasonable accuracy was achieved overall, the variation of error in different regions suggests caution in globally accepting the results from deformable alignment...
  39. pmc Accelerated partial breast irradiation: what is dosimetric effect of advanced technology approaches?
    Jean M Moran
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 75:294-301. 2009
    ..g., free breathing [FB] and deep inspiration breath hold [DIBH])...
  40. pmc 3D forward and back-projection for X-ray CT using separable footprints
    Yong Long
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI 48109, USA
    IEEE Trans Med Imaging 29:1839-50. 2010
    ..The SF-TT projector is more accurate than the SF-TR projector for rays associated with large cone angles. The SF-TR projector has similar computation speed with the DD projector and the SF-TT projector is about two times slower...
  41. ncbi request reprint Mutual information based CT registration of the lung at exhale and inhale breathing states using thin-plate splines
    Martha M Coselmon
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Med Phys 31:2942-8. 2004
    ..This technique shows promise for the future development of dynamic models of the lung for use in four-dimensional (4-D) treatment planning...
  42. pmc Estimating 3-D respiratory motion from orbiting views by tomographic image registration
    Rongping Zeng
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor 48109, USA
    IEEE Trans Med Imaging 26:153-63. 2007
    ..We also present simulation and phantom results to illustrate the performance of this method...
  43. ncbi request reprint Alterations in normal liver doses due to organ motion
    Mihaela Rosu
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109, USA
    Int J Radiat Oncol Biol Phys 57:1472-9. 2003
    ....
  44. ncbi request reprint A comparison of computer-controlled versus manual on-line patient setup adjustment
    Kristy K Brock
    Department of Radiation Oncology, University of Michigan Medical Center, Ann Arbor, Michigan 48109 0010, USA
    J Appl Clin Med Phys 3:241-7. 2002
    ..Computer controlled setup adjustment was determined to be faster (25.4 s versus 101.9 s) and slightly more accurate (1.8 mm versus 2.5 mm error in adjusted setup) than manual correction...
  45. ncbi request reprint Evaluation of the influence of breathing on the movement and modeling of lung tumors
    Aaron M Allen
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Int J Radiat Oncol Biol Phys 58:1251-7. 2004
    ..This study was designed to evaluate the influence of breathing movement on tumors and to assess the validity of the free-breathing CT scan for target delineation in the lung...
  46. ncbi request reprint Accounting for center-of-mass target motion using convolution methods in Monte Carlo-based dose calculations of the lung
    Indrin J Chetty
    Department of Radiation Oncology, The University of Michigan, Ann Arbor, Michigan 48109 0010, USA
    Med Phys 31:925-32. 2004
    ..This increase is not unexpected considering that the target spends relatively more time at inhale as the asymmetry decreases (note that the treatment plans were generated using the exhale CT scans)...
  47. ncbi request reprint Analysis of radiation-induced liver disease using the Lyman NTCP model
    Laura A Dawson
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 53:810-21. 2002
    ..To describe the dose-volume tolerance for radiation-induced liver disease (RILD) using the Lyman-Kutcher-Burman (LKB) normal tissue complication probability (NTCP) model...
  48. ncbi request reprint Respiratory motion estimation from slowly rotating x-ray projections: theory and simulation
    Rongping Zeng
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, Michigan 48109 2122, USA
    Med Phys 32:984-91. 2005
    ....
  49. ncbi request reprint Retrospective analysis of prostate cancer patients with implanted gold markers using off-line and adaptive therapy protocols
    Dale W Litzenberg
    Department of Radiation Oncology, University of Michigan Medical Center, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 63:123-33. 2005
    ....
  50. ncbi request reprint A fluence convolution method to account for respiratory motion in three-dimensional dose calculations of the liver: a Monte Carlo study
    Indrin J Chetty
    Department of Radiation Oncology, The University of Michigan, Ann Arbor, Michigan 48109 0010, USA
    Med Phys 30:1776-80. 2003
    ....
  51. ncbi request reprint Dose reconstruction in deforming lung anatomy: dose grid size effects and clinical implications
    Mihaela Rosu
    Department of Radiation Oncology, The University of Michigan, Ann Arbor, Michigan 48109 0010, USA
    Med Phys 32:2487-95. 2005
    ....
  52. ncbi request reprint Influence of intrafraction motion on margins for prostate radiotherapy
    Dale W Litzenberg
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 65:548-53. 2006
    ..To assess the impact of intrafraction intervention on margins for prostate radiotherapy...
  53. ncbi request reprint Target localization and real-time tracking using the Calypso 4D localization system in patients with localized prostate cancer
    Twyla R Willoughby
    Department of Radiation Oncology, M D Anderson Cancer Center Orlando, Orlando, FL 32806, USA
    Int J Radiat Oncol Biol Phys 65:528-34. 2006
    ..This study involves the first human use of the system, to evaluate the localization accuracy of this technique compared with radiographic localization and to assess its ability to obtain real-time prostate-motion information...
  54. ncbi request reprint Short-term and long-term reproducibility of lung tumor position using active breathing control (ABC)
    Rojano Kashani
    Department of Radiation Oncology, University of Michigan, Ann Arbor, MI 48109 0010, USA
    Int J Radiat Oncol Biol Phys 65:1553-9. 2006
    ..To evaluate the short-term and long-term reproducibility of lung tumor position for scans acquired using an active breathing control (ABC) device...
  55. ncbi request reprint Daily prostate targeting using implanted radiopaque markers
    Dale Litzenberg
    Department of Radiation Oncology, University of Michigan Medical Center, Ann Arbor, MI 48103 0010, USA
    Int J Radiat Oncol Biol Phys 52:699-703. 2002
    ..A system has been implemented for daily localization of the prostate through radiographic localization of implanted markers. This report summarizes an initial trial to establish the accuracy of patient setup via this system...
  56. ncbi request reprint Exploring breathing pattern irregularity with projection-based method
    Dan Ruan
    Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor 48109, USA
    Med Phys 33:2491-9. 2006
    ..Compared to the modified cosine function, which was investigated previously for breathing pattern models, the proposed approach is more representative, flexible, and computationally efficient...
  57. ncbi request reprint How extensive of a 4D dataset is needed to estimate cumulative dose distribution plan evaluation metrics in conformal lung therapy?
    Mihaela Rosu
    The University of Michigan, Department of Radiation Oncology, Ann Arbor Michigan 48109 0010, USA
    Med Phys 34:233-45. 2007
    ....
  58. ncbi request reprint Synchronized dynamic dose reconstruction
    Dale W Litzenberg
    University of Michigan, Ann Arbor Michigan 48109, USA
    Med Phys 34:91-102. 2007
    ..These reconstructed dose fractions can then be combined to produce high-quality determinations of the dose distribution actually received to date, from which individualized adaptive treatment strategies can be determined...
  59. ncbi request reprint The treatment planning of segmental, conformal stereotactic radiosurgery utilizing a standard multileaf collimator
    P G Archer
    Department of Radiation Oncology, University of Michigan Medical Center, Ann Arbor 48109, USA
    Med Dosim 24:13-9. 1999
    ....
  60. ncbi request reprint Real-time prediction of respiratory motion based on local regression methods
    D Ruan
    Department of Electrical Engineering and Computer Science, The University of Michigan, Ann Arbor, MI, USA
    Phys Med Biol 52:7137-52. 2007
    ..The proposed method reduced the prediction error for all imaging rates and latency lengths, particularly for long prediction lengths...
  61. pmc Characterization of pancreatic tumor motion using cine MRI: surrogates for tumor position should be used with caution
    Mary Feng
    Department of Radiation Oncology, University of Michigan, USA
    Int J Radiat Oncol Biol Phys 74:884-91. 2009
    ..Our current understanding of intrafraction pancreatic tumor motion due to respiration is limited. In this study, we characterized pancreatic tumor motion and evaluated the application of several radiotherapy motion management strategies...
  62. ncbi request reprint Effect of daily localization and correction on the setup uncertainty: dependences on the measurement uncertainty, re-positioning uncertainty and action level
    Kwok L Lam
    Department of Radiation Oncology, University of Michigan, Ann Arbor, Michigan 48109, USA
    Phys Med Biol 52:6575-87. 2007
    ..In typical clinical situations, the distribution of the corrected setup variation can be closely approximated by a normal distribution...
  63. ncbi request reprint Method for quantifying volumetric lesion change in interval liver CT examinations
    Chuck Meyer
    IEEE Trans Med Imaging 22:776-81. 2003
    ..We also quantify the accuracy of our CT liver registrations using microcoils implanted for chemotherapy. A probabilistic liver atlas is used to support automatic masking and liver-focused registration...
  64. ncbi request reprint Interventions to reduce organ motion effects in radiation delivery
    Laura A Dawson
    Department of Radiation Oncology, Princess Margaret Hospital, University of Toronto, Ontario, Canada
    Semin Radiat Oncol 14:76-80. 2004
    ..Approaches to minimize nonrespiratory organ motion include maintaining the same preparative regimen before each treatment and ensuring comfortable immobilization and short overall treatment time...
  65. ncbi request reprint The management of respiratory motion in radiation oncology report of AAPM Task Group 76
    Paul J Keall
    Virginia Commonwealth University, USA
    Med Phys 33:3874-900. 2006
    ..Respiratory motion management is also appropriate when the procedure will increase normal tissue sparing. Respiratory motion management involves further resources, education and the development of and adherence to QA procedures...
  66. ncbi request reprint ASTRO's 2007 core physics curriculum for radiation oncology residents
    Eric E Klein
    Radiation Oncology, Washington University, St Louis, MO 63110 1093, USA
    Int J Radiat Oncol Biol Phys 68:1276-88. 2007
    ..To ensure continued commitment to a current and relevant curriculum, subject matter will be updated again in 2 years...
  67. ncbi request reprint ASTRO's core physics curriculum for radiation oncology residents
    Eric E Klein
    WUSM Radistion Oncology, Washington University, 4921 Parkview Place, St Louis, MO 63110 1093, USA
    Int J Radiat Oncol Biol Phys 60:697-705. 2004
    ..To ensure that the subject matter and emphasis remain current and relevant, the curriculum will be updated every 2 years...