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College of Medicine: Department of Radiation Oncology
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  1. University of Arkansas for Medical Sciences
  2. College of Medicine
  3. Department of Radiation Oncology
  4. Faculty
  5. Ganesh Narayanasamy, Ph.D.

Ganesh Narayanasamy, Ph.D.

Ganesh Narayanasamy

Associate Professor

Education and Training

  • B.S. in IIT in Bombay, India
  • M.S. from the University of Michigan in Ann Arbor, MI
  • Ph.D. from the University of Michigan in Ann Arbor, MI

Research Interests

  • Stereotactic Radiosurgery (SRS)
  • Stereotactic Body Radiotherapy (SBRT)
  • Image-guided Radiotherapy (IGRT)
  • Dosimetry
  • Imaging and special procedures.

Clinic Focus

Dr. Narayanasamy’s expertise in SBRT was instrumental in advancing the procedure for lung and liver cancer. The addition of abdominal compression to reduce tumor motion was a key first step. They are currently exploring advanced features for prostate visualization and toxicity reduction to normal tissue in SBRT.

Publications

  • Narayanasamy G, Zhang X, Meigooni A, Paudel N, Morrill S, Maraboyina S, Peacock L, Peñagarícano J. Therapeutic benefits in grid irradiation on Tomotherapy for bulky, radiation-resistant tumors. Acta Oncol 2017; 56(8): 1043-1047.
  • Narayanasamy G1, Smith A, Van Meter E, McGarry R, Molloy JA. Total target volume is a better predictor of whole brain dose from gamma stereotactic radiosurgery than the number, shape, or location of the lesions.
  • Narayanasamy G1,2, Stathakis S1, Gutierrez AN1, Pappas E3, Crownover R1, Floyd JR 2nd4, Papanikolaou N1. A Systematic Analysis of 2 Monoisocentric Techniques for the Treatment of Multiple Brain Metastases.
  • Narayanasamy G1, Saenz D, Cruz W, Ha CS, Papanikolaou N, Stathakis S. Commissioning an Elekta Versa HD linear accelerator.
  • Narayanasamy G, Zalman T, Ha CS, Papanikolaou N, Stathakis S. Evaluation of Dosimetry Check software for IMRT patient-specific quality assurance.

Full publication list

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