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Ramaswamy Sadagopan, M.S.

Present Title & Affiliation

Primary Appointment

Senior Medical Physicist, Department of Radiation Physics, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX

Office Address

The University of Texas MD Anderson Cancer Center
1400 Pressler Street
Unit Number: 1420
Houston, TX 77030-3722
Phone: (713) 563-2539
Fax: (713) 563-2545
Email: rsadagop@mdanderson.org

Education & Training

Degree-Granting Education

1989 University of Texas Health Science Center, Houston, TX, MS, Medical Physics
1983 Sri Paramakalyani College, Alwarkurichi, India, MS, Physics, Physics
1980 St. Xavier’s College, Palayamkottai, India, BS, Physics, Mathematics and Chemistry

Postgraduate Training

11/1982-11/1983 Diploma in Radiological and Hospital Physics, University of Bombay, Bhabha Atomic Research Center, Bombay, Maharashtra, Dr. P.S. Iyer

Board Certifications

1993 American Board of Radiology in Therapeutic Radiology

Experience/Service

Academic Appointments

Radiation Physicist, St. Francis Memorial Hospital, Grand Island, NE, 9/2001-5/2002
Faculty Assistant, Division of Radiation Oncology, University of Florida, Gainesville, FL, 2/1998-5/1999
Radiation Physicist, Florida Community Cancer Center, Dunedin, FL, 1994-1997
Radiation Safety Officer, Bishop Clarkson Memorial Hospital, Omaha, NE, 4/1989-11/1994
Radiation Physicist, Bishop Clarkson Memorial Hospital, Omaha, NE, 1989-1994
Lecturer, Physics, Division of Radiation Oncology, Arul Andavar College, Madurai, India, 6/1983-11/1983

Consultantships

Consulting Physicist, Inter Community Cancer Center, Leesburg, Florida, 1997-1998

Professional Memberships

American Association of Physicists in Medicine
Task Group Member, 2004-present
Member, 1989-present
American Society for Therapeutic Radiology and Oncology
Member, 2003-present

Selected Publications

Peer-Reviewed Original Research Articles

1. Peng Y, Vedam S, Chang JY, Gao S, Sadagopan R, Bues M, Balter P. Implementation of Feedback-Guided Voluntary Breath-Hold Gating for Cone Beam CT-Based Stereotactic Body Radiotherapy. Int J Radiat Oncol Biol Phys 80(3):909-17, 7/2011. e-Pub 4/2011. PMID: 21470784.
2. Benedict SH, Yenice KM, Followill D, Galvin JM, Hinson W, Kavanagh B, Keall P, Lovelock M, Meeks S, Papiez L, Purdie T, Sadagopan R, Schell MC, Salter B, Schlesinger DJ, Shiu AS, Solberg T, Song DY, Stieber V, Timmerman R, Tomé WA, Verellen D, Wang L, Yin FF. Stereotactic body radiation therapy: the report of AAPM Task Group 101. Med Phys 37(8):4078-101, 8/2010. PMID: 20879569.
3. Sadagopan R, Bencomo JA, Martin RL, Nilsson G, Matzen T, Balter PA. Characterization and clinical evaluation of a novel IMRT quality assurance system. J Appl Clin Med Phys 10(2):2928, 2009. PMID: 19458595.

Abstracts

1. Sadagopan R, Yang J, Li H. Dual Energy Planar Image Based Localization in the absence of On-Board CT Images. Med Phys 41:216, 2014.
2. Sadagopan R, Balter P. Evaluation of Off Target Isocenter Placement on Target Coverage and Critical Structure Dose. Med Phys 40:370, 2013.
3. Sadagopan R, Kerns J. SU‐E‐T‐64: Is Correction for the Sag of EPID Panel Necessary for Proper Evaluation of Picket Fence Test in Dynamic Mode?. Med Phys 39(6):3717, 2012.
4. Sadagopan R, Wang L. A Novel Complexity Index to Evaluate IMRT QA. Med Phys 38:3596, 2011.
5. Melancon A, Sadagopan R. Correction factors for secondary MU calculation in SBRT lung radiation therapy. Med Phys 38:3623, 2011.
6. Peng Y, Vedam S, Gao S, Polf J, Sadagopan R, Balter P. Implementation of feedback guided voluntary BH gating for cbct based sbrt. Med Phys 36:2654, 2009.
7. Martin R, BenComo J, Heard M, Martin M, Kaluarachchi K, Wells N, Sadsaopan R. Polymer cross-linking and sensitivity enhancement in normoxic polymer gels used for three-dimensional dosimetry. Medical Physics 32(6):2796, 6/2008.
8. Martin R, BenComo J, Heard M, Martin M, Kaluarachchi K, Wells N, Sadsaopan R,. Polymer cross-linking and sensitivity enhancement in normoxic polymer gels used for three-dimensional dosimetry. Medical Physics 32(6):2796, 6/2008.
9. Ikushima H, Balter P, Change J, Hunjan S, Sadagopan R, Yu Z, Zhang Y, Dong L. Daily alignment results for in-room CT-guided stereotactic body radiation therapy for lung cancer 35(6):2892, 2008.
10. Ikushima H, Balter P, Change J, Hunjan S, Sadagopan R, Yu Z, Zhang Y, Dong L. Daily alignment results for in-room CT-guided stereotactic body radiation therapy for lung cancer 35(6):2892, 2008.
11. Sadagopan R, Bencomo J, Martin R, Balter P, Vedam S, Nilsson G. Characterization, Commissioning And Evaluation Of Delta4 Imrt Qa System. Medical Physics 34/6:2560, 6/2007.
12. Sadagopan R, Bencomo J, Martin R, Balter P, Vedam S, Nilsson G. Characterization, Commissioning and Evaluation of Delta4 Imrt Za System 34(6):2560, 6/2007.
13. Lindsay P, Briere T, Balter P, Sadagopan R, Starkschall G, Zhu X, Beddar S. Effect of Respiratory Gating on the Dose Distribution of Dynamic Wedge and IMRT Treatment Fields. Medical Physics 34(6):2446, 6/2007.
14. P Lindsay, T Briere, P Balter, R Sadagopan, G Starkschall, X. Zhu, S Beddar. Effect of Respiratory Gating On the Dose Distribution of Dynamic Wedge and IMRT Treatment Fields. Medical Physics 34, 6:2446, 6/2007.
15. Sadagopan R, Balter P, Hunjan S. Prediction Of Couch Coordinate Based On Treatment Planning Ct Image. Medical Physics 34/6:2483, 6/2007.
16. Sadagopan R, Balter P, Hunjan S. Prediction of Couch Coordinate Based on Treatment Planning CT Image. Medical Physics 34(6):2483, 6/2007.
17. Sahoo, N, Kazi A, Cho S, Sadagopan R, Wang C, Shiu A. A procedure for correcting the effect of detector properties on measured profiles of small field MV x-ray beams. Medical Physics 33:1908, 2006.
18. Sahoo N, Kazi A, Cho S, Sadagopan R, Wang C, Shiu A. A procedure for correcting the effect of detector properties on measured profiles of small field MV x-ray beams. Medical Physics 33:1908, 2006.
19. Sadagopan R, Titt U, Tailor R. Dose variation within lung tumor and in its fingerlike extension as a function of incident photon angle. Medical Physics 33:2284, 2006.
20. Sadagopan R, Titt U, Tailor R. Dose variation within lung tumor and in its fingerlike extension as a function of incident photon angle. Medical Physics 33:2284, 2006.
21. Sadagopan, Ramaswamy. Application of a Laplace Transformation Pair Model to Deconvolve High Energy Photon Spectra from Transmission Measurements. Poster presentation in the World Conference on Medical Physics and Bio-Management Engineering, 8/1988.
22. Ramaswamy JS, Saple MP, Deshpande DD, Deore SM, Pandhe R. Dosimetry of Template Implants using Ir-192 Sources. Proceedings of the Asian Regional Conference, 12/1986.
23. Shanta A, Deore SM, Ramaswamy JS, Das KR. Estimation of Radiation Dose from Ir-192 Wire Handling in Brachytherapy. Proceedings of the Asian Regional Conference, 12/1986.
24. Deshpande DD, Pendse AM, Deore SM, Ramaswamy JS, Pandhe RP. Experience with CT Treatment Planning System. Proceedings of the Asian Regional Conference, 12/1986.

Last updated: 5/7/2015