Keck School Faculty

Almon Sowchee Shiu, PhD
Almon Sowchee Shiu, PhD
Professor of Clinical Radiation Oncology;Vice Chair, Chief, Division of Radiation Physics
Radiation Oncology
NOR G347 1441 EASTLAKE AVE Health Sciences Campus Los Angeles

A round-robin gamma stereotactic radiosurgery dosimetry interinstitution comparison of calibration protocols Med Phys. 2015 Nov; 42(11):6745-56. . View in PubMed

Predictors of survival in contemporary practice after initial radiosurgery for brain metastases Int J Radiat Oncol Biol Phys. 2013 Mar 01; 85(3):656-61. . View in PubMed

Validation of Recursive Partitioning Analysis and Diagnosis-Specific Graded Prognostic Assessment in patients treated initially with radiosurgery alone J Neurosurg. 2012 Dec; 117 Suppl:38-44. . View in PubMed

Generalizable class solutions for treatment planning of spinal stereotactic body radiation therapy Int J Radiat Oncol Biol Phys. 2012 Nov 01; 84(3):847-53. . View in PubMed

Phase 1/2 trial of single-session stereotactic body radiotherapy for previously unirradiated spinal metastases Cancer. 2012 Oct 15; 118(20):5069-77. . View in PubMed

SU-E-T-188: Evaluation of a 3D Patient Relevant Dose QA Tool: Multiple Institutional Studies Med Phys. 2012 Jun; 39(6Part12):3746. . View in PubMed

Stereotactic body radiation therapy for management of spinal metastases in patients without spinal cord compression: a phase 1-2 trial Lancet Oncol. 2012 Apr; 13(4):395-402. . View in PubMed

Prospective evaluation of spinal reirradiation by using stereotactic body radiation therapy: The University of Texas MD Anderson Cancer Center experience Cancer. 2011 Aug 01; 117(15):3509-16. . View in PubMed

Real-time in vivo dosimetry with MOSFET detectors in serial tomotherapy for head and neck cancer patients Int J Radiat Oncol Biol Phys. 2011 Aug 01; 80(5):1581-8. . View in PubMed

Apparatus-dependent dosimetric differences in spine stereotactic body radiotherapy Technol Cancer Res Treat. 2010 Dec; 9(6):563-74. . View in PubMed

Stereotactic body radiation therapy: the report of AAPM Task Group 101 Med Phys. 2010 Aug; 37(8):4078-101. . View in PubMed

A quality assurance procedure to evaluate cone-beam CT image center congruence with the radiation isocenter of a linear accelerator J Appl Clin Med Phys. 2010 Jul 02; 11(4):3297. . View in PubMed

Management of spinal metastases from renal cell carcinoma using stereotactic body radiotherapy Int J Radiat Oncol Biol Phys. 2010 Mar 15; 76(4):1185-92. . View in PubMed

Pretreatment verification of IMSRT using electronic portal imaging and Monte Carlo calculations Technol Cancer Res Treat. 2009 Dec; 8(6):413-23. . View in PubMed

Neurocognition in patients with brain metastases treated with radiosurgery or radiosurgery plus whole-brain irradiation: a randomised controlled trial Lancet Oncol. 2009 Nov; 10(11):1037-44. . View in PubMed

Advances in technology for intracranial stereotactic radiosurgery Technol Cancer Res Treat. 2009 Aug; 8(4):271-80. . View in PubMed

Dosimetric effect of translational and rotational errors for patients undergoing image-guided stereotactic body radiotherapy for spinal metastases Int J Radiat Oncol Biol Phys. 2008 Jul 15; 71(4):1261-71. . View in PubMed

Field-in-field technique with intrafractionally modulated junction shifts for craniospinal irradiation Int J Radiat Oncol Biol Phys. 2007 Nov 15; 69(4):1193-8. . View in PubMed

Phase I/II study of stereotactic body radiotherapy for spinal metastasis and its pattern of failure J Neurosurg Spine. 2007 Aug; 7(2):151-60. . View in PubMed

Automatic target localization and verification for on-line image-guided stereotactic body radiotherapy of the spine Technol Cancer Res Treat. 2007 Jun; 6(3):187-96. . View in PubMed

Stereotactic radiosurgical treatment of cerebral metastases arising from breast cancer Am J Clin Oncol. 2007 Jun; 30(3):310-4. . View in PubMed

A pilot study of neurocognitive function in patients with one to three new brain metastases initially treated with stereotactic radiosurgery alone Neurosurgery. 2007 Feb; 60(2):277-83; discussion 283-4. . View in PubMed

Case-control study of stereotactic radiosurgery for recurrent glioblastoma multiforme J Neurosurg. 2005 Aug; 103(2):210-7. . View in PubMed

Phase I clinical evaluation of near-simultaneous computed tomographic image-guided stereotactic body radiotherapy for spinal metastases Int J Radiat Oncol Biol Phys. 2004 Aug 01; 59(5):1288-94. . View in PubMed

Stereotactic radiosurgical treatment in 103 patients for 153 cerebral melanoma metastases Int J Radiat Oncol Biol Phys. 2004 Jul 15; 59(4):1097-106. . View in PubMed

Near simultaneous computed tomography image-guided stereotactic spinal radiotherapy: an emerging paradigm for achieving true stereotaxy Int J Radiat Oncol Biol Phys. 2003 Nov 01; 57(3):605-13. . View in PubMed

The role of tumor size in the radiosurgical management of patients with ambiguous brain metastases Neurosurgery. 2003 Aug; 53(2):272-80; discussion 280-1. . View in PubMed

An integrated treatment delivery system for CSRS and CSRT and clinical applications J Appl Clin Med Phys. 2003; 4(4):261-73. . View in PubMed

PTV margin determination in conformal SRT of intracranial lesions J Appl Clin Med Phys. 2002; 3(3):176-89. . View in PubMed

A measured data set for evaluating electron-beam dose algorithms Med Phys. 2001 Jun; 28(6):950-8. . View in PubMed

Stereotactic radiosurgery for brain metastases: results and prognostic factors Int J Cancer. 2000 Jun 20; 90(3):157-62. . View in PubMed

A pencil-beam photon dose algorithm for stereotactic radiosurgery using a miniature multileaf collimator Med Phys. 1998 Jun; 25(6):841-50. . View in PubMed

Verification of radiosurgery target point alignment with an electronic portal imaging device (EPID) Med Phys. 1997 Feb; 24(2):263-7. . View in PubMed

Comparison of miniature multileaf collimation (MMLC) with circular collimation for stereotactic treatment Int J Radiat Oncol Biol Phys. 1997 Feb 01; 37(3):679-88. . View in PubMed

Dosimetric evaluation of lead and tungsten eye shields in electron beam treatment Int J Radiat Oncol Biol Phys. 1996 Jun 01; 35(3):599-604. . View in PubMed

Surgery versus radiosurgery in the treatment of brain metastasis J Neurosurg. 1996 May; 84(5):748-54. . View in PubMed

Comprehensive analysis of electron beam central axis dose for a radiotherapy linear accelerator Med Phys. 1994 Apr; 21(4):559-66. . View in PubMed

Dosimetric evaluation of total scalp irradiation using a lateral electron-photon technique Int J Radiat Oncol Biol Phys. 1993 Sep 01; 27(1):153-60. . View in PubMed

Verification data for electron beam dose algorithms Med Phys. 1992 May-Jun; 19(3):623-36. . View in PubMed

Dosimetric evaluation of a two-dimensional, arc electron, pencil-beam algorithm in water and PMMA Phys Med Biol. 1992 Jan; 37(1):127-44. . View in PubMed

Dose in bone and tissue near bone-tissue interface from electron beam Int J Radiat Oncol Biol Phys. 1991 Aug; 21(3):695-702. . View in PubMed

Effect of dimensionality of heterogeneity corrections on the implementation of a three-dimensional electron pencil-beam algorithm Phys Med Biol. 1991 Feb; 36(2):207-27. . View in PubMed

Pencil-beam redefinition algorithm for electron dose distributions Med Phys. 1991 Jan-Feb; 18(1):7-18. . View in PubMed

Design of metallic electron beam cones for an intraoperative therapy linear accelerator Int J Radiat Oncol Biol Phys. 1990 May; 18(5):1223-32. . View in PubMed

Measurement of dose distributions using film in therapeutic electron beams Med Phys. 1989 Nov-Dec; 16(6):911-5. . View in PubMed

A two-dimensional pencil-beam algorithm for calculation of arc electron dose distributions Phys Med Biol. 1989 Mar; 34(3):315-41. . View in PubMed

Technique for verifying treatment fields using portal images with diagnostic quality Int J Radiat Oncol Biol Phys. 1987 Oct; 13(10):1589-94. . View in PubMed

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