David A. Larson, MD, PhD

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Additional Websites

• Physician Referral Directory

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Education

University of California, Berkeley, BA, 1965, Physics
University of Chicago, ScM, 1967, Physics
University of Chicago, Chicago, IL, Ph.D., 1973, Physics
University of Miami School of Medicine, Miami, FL, M.D., 1981, Medicine

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Professional Experience

• 1981-1982
  Medical Internship, University of California San Francisco, San Francisco, CA
• 1982-1985
  Radiation Oncology Residency, JCRT, Harvard Medical School, Boston, MA
• 1985-1989
  Assistant Professor, Dept Radiation Oncology, UCSF
• 1989-1995
  Associate Professor, Dept Radiation Oncology, UCSF
• 1991-1995
  Associate Professor, Dept Neurological Surgery, UCSF
• 1991-1995
  Associate Professor, Dept Radiation Oncology, UCD, Sacramento, CA
• 1995-2005
  Professor and Vice Chair, Dept. of Radiation Oncology, UCSF
• 1995-2005
  Professor, Dept. of Neurological Surgery, UCSF

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Selected Publications

1. 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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2. 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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3. 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 7; 57(23):7843-51.
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4. 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 1; 85(2):341-7.
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5. Gleeson FC, Larson DW, Dozois EJ, Boardman LA, Clain JE, Rajan E, Topazian MD, Wang KK, Levy MJ. Local recurrence detection following transanal excision facilitated by EUS-FNA. Hepatogastroenterology. 2012 Jun; 59(116):1102-7.
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6. Ma L, Sahgal A, Larson D. In reply to Furweger et al. (Int J Radiat Oncol Biol Phys DOI: 10.1016/j.ijrobp.2009.11.030). Int J Radiat Oncol Biol Phys. 2012 Mar 15; 82(4):1324; author reply 1324.
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7. Huebner M, Wolff BG, Smyrk TC, Aakre J, Larson DW. Partial pathologic response and nodal status as most significant prognostic factors for advanced rectal cancer treated with preoperative chemoradiotherapy. World J Surg. 2012 Mar; 36(3):675-83.
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8. Sahgal A, Soliman H, Larson DA. Whole-brain radiation therapy of brain metastasis. Prog Neurol Surg. 2012; 25:82-95.
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9. Masucci GL, Yu E, Ma L, Chang EL, Letourneau D, Lo S, Leung E, Chao S, Hyde D, Gorgulho A, Muacevic A, Larson DA, Fehlings MG, Sahgal A. Stereotactic body radiotherapy is an effective treatment in reirradiating spinal metastases: current status and practical considerations for safe practice. Expert Rev Anticancer Ther. 2011 Dec; 11(12):1923-33.
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10. Ma L, Lee L, Barani I, Hwang A, Fogh S, Nakamura J, McDermott M, Sneed P, Larson DA, Sahgal A. Shot sequencing based on biological equivalent dose considerations for multiple isocenter Gamma Knife radiosurgery. Phys Med Biol. 2011 Nov 21; 56(22):7247-56.
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11. Call JA, Haddock MG, Quevedo JF, Larson DW, Miller RC. Intensity-modulated radiotherapy for squamous cell carcinoma of the anal canal: efficacy of a low daily dose to clinically negative regions. Radiat Oncol. 2011; 6:134.
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12. Ma L, Sahgal A, Hwang A, Hu W, Descovich M, Chuang C, Barani I, Sneed PK, McDermott M, Larson DA. A two-step optimization method for improving multiple brain lesion treatments with robotic radiosurgery. Technol Cancer Res Treat. 2011 Aug; 10(4):331-8.
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13. Boostrom SY, Vassiliki LT, Nagorney DM, Wolff BG, Chua HK, Harmsen S, Larson DW. Synchronous rectal and hepatic resection of rectal metastatic disease. J Gastrointest Surg. 2011 Sep; 15(9):1583-8.
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14. Larson DB, Meyers ML, O'Hara SM. Reliability of renal length measurements made with ultrasound compared with measurements from helical CT multiplanar reformat images. AJR Am J Roentgenol. 2011 May; 196(5):W592-7.
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15. Petti PL, Kunwar S, Larson DA. A theoretical investigation of optimal target-dose conformity in gamma knife radiosurgery. Med Phys. 2011 May; 38(5):2812-9.
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16. Larson DB, Johnson LW, Schnell BM, Goske MJ, Salisbury SR, Forman HP. Rising use of CT in child visits to the emergency department in the United States, 1995-2008. Radiology. 2011 Jun; 259(3):793-801.
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17. You YN, Dozois EJ, Boardman LA, Aakre J, Huebner M, Larson DW. Young-onset rectal cancer: presentation, pattern of care and long-term oncologic outcomes compared to a matched older-onset cohort. Ann Surg Oncol. 2011 Sep; 18(9):2469-76.
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18. Ma L, Petti P, Wang B, Descovich M, Chuang C, Barani IJ, Kunwar S, Shrieve DC, Sahgal A, Larson DA. Apparatus dependence of normal brain tissue dose in stereotactic radiosurgery for multiple brain metastases. J Neurosurg. 2011 Jun; 114(6):1580-4.
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19. Sahgal A, Bilsky M, Chang EL, Ma L, Yamada Y, Rhines LD, Létourneau D, Foote M, Yu E, Larson DA, Fehlings MG. Stereotactic body radiotherapy for spinal metastases: current status, with a focus on its application in the postoperative patient. J Neurosurg Spine. 2011 Feb; 14(2):151-66.
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20. Ma L, Sahgal A, Cozzi L, Chang E, Shiu A, Letourneau D, Yin FF, Fogliata A, Kaissl W, Hyde D, Laperriere NJ, Shrieve DC, Larson DA. Apparatus-dependent dosimetric differences in spine stereotactic body radiotherapy. Technol Cancer Res Treat. 2010 Dec; 9(6):563-74.
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