University of California San Francisco
Helen Diller Family Comprehensive Cancer Center
Lijun Ma, PhD, FAAPM

Lijun Ma, PhD, FAAPM

Professor in Residence, Department of Radiation Oncology, UCSF

Selected Publications

  1. Ma L, Wang L, Tseng CL, Sahgal A. Emerging technologies in stereotactic body radiotherapy. Chin Clin Oncol. 2017 Sep; 6(Suppl 2):S12.
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  2. Paulsson AK, Braunstein S, Phillips J, Theodosopoulos PV, McDermott M, Sneed PK, Ma L. Patient-Specific Fetal Dose Determination for Multi-Target Gamma Knife Radiosurgery: Computational Model and Case Report. Cureus. 2017 Jul 31; 9(7):e1527.
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  3. Chiu J, Pierce M, Braunstein SE, Theodosopoulos PV, McDermott MW, Sneed PK, Ma L. Sharpening peripheral dose gradient via beam number enhancement from patient head tilt for stereotactic brain radiosurgery. Phys Med Biol. 2016 Oct 03; 61(20):N532-N541.
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  4. Ma L, Braunstein SE, Theodosopoulos PV, McDermott MW, Sneed PK. Inherent functional dependence among cochlear dose surrogates for stereotactic radiosurgery of vestibular schwannomas. Pract Radiat Oncol. 2017 Jan - Feb; 7(1):e1-e7.
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  5. Chang JS, Perez-Andujar A, Barani IJ, Ma L, Larson DA. Estimating the probability of underdosing microscopic brain metastases with hippocampal-sparing whole-brain radiation. Radiother Oncol. 2016 Aug; 120(2):248-52.
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  6. Chang JS, Ma L, Barani IJ, McDermott MW, Sneed PK, Larson DA. Hippocampal Dose With Radiosurgery for Multiple Intracranial Targets: The Rationale for Proactive Beam Shaping. Technol Cancer Res Treat. 2016 Aug; 15(4):555-9.
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  7. Ma L, Sahgal A, Larson DA. Letter: volumetric arc therapy (RapidArc) vs Gamma Knife radiosurgery for multiple brain metastases. Neurosurgery. 2015 Mar; 76(3):E353.
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  8. Ma L, Mason E, Sneed PK, McDermott M, Polishchuk A, Larson DA, Sahgal A. Clinical realization of sector beam intensity modulation for Gamma Knife radiosurgery: a pilot treatment planning study. Int J Radiat Oncol Biol Phys. 2015 Mar 01; 91(3):661-8.
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  9. Ma L, Sahgal A, Larson DA, Pinnaduwage D, Fogh S, Barani I, Nakamura J, McDermott M, Sneed P. Impact of millimeter-level margins on peripheral normal brain sparing for gamma knife radiosurgery. Int J Radiat Oncol Biol Phys. 2014 May 01; 89(1):206-13.
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  10. Ma L, Nichol A, Hossain S, Wang B, Petti P, Vellani R, Higby C, Ahmad S, Barani I, Shrieve DC, Larson DA, Sahgal A. Variable dose interplay effects across radiosurgical apparatus in treating multiple brain metastases. Int J Comput Assist Radiol Surg. 2014 Nov; 9(6):1079-86.
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  11. Ma L, Pinnaduwage D, McDermott M, Sneed PK. Whole-procedural radiological accuracy for delivering multi-session gamma knife radiosurgery with a relocatable frame system. Technol Cancer Res Treat. 2014 Oct; 13(5):403-8.
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  12. Wahl M, Hwang A, Nakamura J, Barani I, Fogh S, Sneed P, McDermott M, Sahgal A, Ma L. Individual beam sharpening improves composite dose fall-off near a target for non-isocentric cyberknife radiosurgery. Technol Cancer Res Treat. 2013 Aug; 12(4):341-8.
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  13. Fogh S, Ma L, Gupta N, Sahgal A, Nakamura JL, Barani I, Sneed PK, McDermott M, Larson DA. High-precision volume-staged Gamma Knife surgery and equivalent hypofractionation dose schedules for treating large arteriovenous malformations. J Neurosurg. 2012 Dec; 117 Suppl:115-9.
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  14. Ma L, Sahgal A, Nie K, Hwang A, Karotki A, Wang B, Shrieve DC, Sneed PK, McDermott M, Larson DA. Reliability of contour-based volume calculation for radiosurgery. J Neurosurg. 2012 Dec; 117 Suppl:203-10.
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  15. Ma L, Kirby N, Korol R, Larson DA, Sahgal A. Assessing small-volume spinal cord dose for repeat spinal stereotactic body radiotherapy treatments. Phys Med Biol. 2012 Dec 07; 57(23):7843-51.
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  16. Sahgal A, Weinberg V, Ma L, Chang E, Chao S, Muacevic A, Gorgulho A, Soltys S, Gerszten PC, Ryu S, Angelov L, Gibbs I, Wong CS, Larson DA. Probabilities of radiation myelopathy specific to stereotactic body radiation therapy to guide safe practice. Int J Radiat Oncol Biol Phys. 2013 Feb 01; 85(2):341-7.
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  17. Descovich M, Ma L, Chuang CF, Larson DA, Barani IJ. Comparison between prone and supine patient setup for spine stereotactic body radiosurgery. Technol Cancer Res Treat. 2012 Jun; 11(3):229-36.
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  18. Lightstone AW, Tsao M, Baran PS, Chan G, Pang G, Ma L, Lochray F, Sahgal A. Cone beam CT (CBCT) evaluation of inter- and intra-fraction motion for patients undergoing brain radiotherapy immobilized using a commercial thermoplastic mask on a robotic couch. Technol Cancer Res Treat. 2012 Jun; 11(3):203-9.
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  19. Hyde D, Lochray F, Korol R, Davidson M, Wong CS, Ma L, Sahgal A. Spine stereotactic body radiotherapy utilizing cone-beam CT image-guidance with a robotic couch: intrafraction motion analysis accounting for all six degrees of freedom. Int J Radiat Oncol Biol Phys. 2012 Mar 01; 82(3):e555-62.
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  20. Sahgal A, Ma L, Fowler J, Weinberg V, Gibbs I, Gerszten PC, Ryu S, Soltys S, Chang E, Wong CS, Larson DA. Impact of dose hot spots on spinal cord tolerance following stereotactic body radiotherapy: a generalized biological effective dose analysis. Technol Cancer Res Treat. 2012 Feb; 11(1):35-40.
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