Overview
Background
Dr Prabhakar Ramachandran is the Director of Medical Physics at the Princess Alexandra Hospital (Ipswich Road). He has post-graduate degrees in Medical Physics, Electronics Engineering, and Computer Science. He earned his PhD from the All India Institute of Medical Sciences, New Delhi. He holds accreditation in Radiotherapy QA from the Australasian College of Physical Scientists and Engineers in Medicine (ACPSEM) and in Radiation Safety from the Australasian Radiation Protection Society Inc (ARPS). He is also board certified by the American Board of Radiology. His research interests include real-time dosimetry, treatment planning, 4D-imaging, radiation dosimetry, and developing deep learning models for Gamma Knife radiotherapy.
Availability
- Dr Prabhakar Ramachandran is:
- Available for supervision
Research interests
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Radiation Dosimetry
Works
Search Professor Prabhakar Ramachandran’s works on UQ eSpace
2021
Journal Article
Use of GammaPlan convolution algorithm for dose calculation on CT and cone-beam CT images
Ramachandran, Prabhakar, Perrett, Ben, Dancewicz, Orrie, Seshadri, Venkatakrishnan, Jones, Catherine, Mehta, Akash and Foote, Matthew (2021). Use of GammaPlan convolution algorithm for dose calculation on CT and cone-beam CT images. Radiation Oncology Journal, 39 (2), 129-138. doi: 10.3857/roj.2020.00640
2021
Journal Article
Contralateral breast dose with electronic compensators and conventional tangential fields - A clinical dosimetric study
Ramachandran, Prabhakar, Smith, Amanda, Hagekyriakou, Jim, Hughes, Jeremy, Lonski, Peta, Howard, Beth, Osbourne, Glen, Orr, Kylie, Kaur, Ravneet and Kron, Tomas (2021). Contralateral breast dose with electronic compensators and conventional tangential fields - A clinical dosimetric study. Zeitschrift fur medizinische Physik, 31 (4), 347-354. doi: 10.1016/j.zemedi.2021.04.003
2021
Journal Article
A 3D printed phantom to assess MRI geometric distortion
Ramachandran, Prabhakar, Noble, Christopher, Langton, Christian, Perrett, Ben, Cox, Joshua, Chapman, Mike and McGill, George (2021). A 3D printed phantom to assess MRI geometric distortion. Biomedical Physics and Engineering Express, 7 (3) 035004, 035004. doi: 10.1088/2057-1976/abeb7e
2020
Journal Article
Dosimetric comparative study of 3DCRT, IMRT, VMAT, Ecomp, and Hybrid techniques for breast radiation therapy
Chen, Semaya Natalia, Ramachandran, Prabhakar and Deb, Pradip (2020). Dosimetric comparative study of 3DCRT, IMRT, VMAT, Ecomp, and Hybrid techniques for breast radiation therapy. Radiation Oncology Journal, 38 (4), 270-281. doi: 10.3857/roj.2020.00619
2019
Journal Article
On the use of AAA and AcurosXB algorithms for three different stereotactic ablative body radiotherapy (SABR) techniques: Volumetric modulated arc therapy (VMAT), intensity modulated radiation therapy (IMRT) and 3D conformal radiotherapy (3D-CRT)
Tajaldeen, Abdulrahman, Ramachandran, Prabhakar, Alghamdi, Salem and Geso, Moshi (2019). On the use of AAA and AcurosXB algorithms for three different stereotactic ablative body radiotherapy (SABR) techniques: Volumetric modulated arc therapy (VMAT), intensity modulated radiation therapy (IMRT) and 3D conformal radiotherapy (3D-CRT). Reports of Practical Oncology and Radiotherapy, 24 (4), 399-408. doi: 10.1016/j.rpor.2019.02.008
2019
Journal Article
Development of a multicentre automated model to reduce planning variability in radiotherapy of prostate cancer
Panettieri, Vanessa, Ball, David, Chapman, Adam, Cristofaro, Nigel, Gawthrop, Janet, Griffin, Peter, Herath, Sisira, Hoyle, Susan, Jukes, Liam, Kron, Tomas, Markham, Cathy, Marr, Loretta, Moloney, Phillip, Nelli, Flavio, Ramachandran, Prabhakar, Smith, Amanda and Hornby, Colin J (2019). Development of a multicentre automated model to reduce planning variability in radiotherapy of prostate cancer. Physics and Imaging in Radiation Oncology, 11, 34-40. doi: 10.1016/j.phro.2019.07.005
2018
Journal Article
Determination of dose enhancement caused by AuNPs with Xoft (R) Axxent (R) Electronic (eBx (TM)) and conventional brachytherapy: in vitro study
Shahhoseini, Elham, Ramachandran, Prabhakar, Patterson, William Roy and Geso, Moshi (2018). Determination of dose enhancement caused by AuNPs with Xoft (R) Axxent (R) Electronic (eBx (TM)) and conventional brachytherapy: in vitro study. International Journal of Nanomedicine, 13, 5733-5741. doi: 10.2147/IJN.S174624
2017
Journal Article
Evaluation and performance of ArcCheck and film using gamma criteria in pre-treatment quality assurance of stereotactic ablative radiotherapy
Ramachandran, Prabhakar, Tajaldeen, Abdulrahman, Taylor, David, Wanigaratne, Derrick, Roozen, Karl and Geso, Moshi (2017). Evaluation and performance of ArcCheck and film using gamma criteria in pre-treatment quality assurance of stereotactic ablative radiotherapy. Journal of Medical Physics, 42 (4), 251-257. doi: 10.4103/jmp.JMP_132_16
2017
Journal Article
New era of electronic brachytherapy
Ramachandran, Prabhakar (2017). New era of electronic brachytherapy. World Journal of Radiology, 9 (4), 148-154. doi: 10.4329/wjr.v9.i4.148
2017
Journal Article
Surface dose measurements in and out of field: Implications for breast radiotherapy with megavoltage photon beams
Lonski, Peta, Ramachandran, Prabhakar, Franich, Rick and Kron, Tomas (2017). Surface dose measurements in and out of field: Implications for breast radiotherapy with megavoltage photon beams. Zeitschrift Fur Medizinische Physik, 27 (4), 318-323. doi: 10.1016/j.zemedi.2017.05.002
2016
Journal Article
Geographical miss of the prostate during image-guided radiotherapy with a 6-mm posterior expansion margin
Oates, Richard, Jones, Daryl, Foroudi, Farshad, Gill, Suki, Ramachandran, Prabhakar, Schneider, Michal, Lim Joon, Michael and Kron, Tomas (2016). Geographical miss of the prostate during image-guided radiotherapy with a 6-mm posterior expansion margin. Journal of medical radiation sciences, 64 (2), 97-105. doi: 10.1002/jmrs.186
2016
Journal Article
Rectal complication probability from composite volumes derived from daily cone beam computed tomography in prostate cancer radiotherapy
Prabhakar, Ramachandran, Oates, Richard, Daryl, Jones, Chang, Joe, Geso, Moshi and Cramb, Jim (2016). Rectal complication probability from composite volumes derived from daily cone beam computed tomography in prostate cancer radiotherapy. Journal of Cancer Research and Therapeutics, 12 (1), 374-378. doi: 10.4103/0973-1482.174529
2015
Journal Article
Automatic tracking of gold seed markers from CBCT image projections in lung and prostate radiotherapy
Gehrke, Christopher, Oates, Richard, Ramachandran, Prabhakar, Deloar, Hossain M., Gill, Suki and Kron, Tomas (2015). Automatic tracking of gold seed markers from CBCT image projections in lung and prostate radiotherapy. Physica Medica, 31 (2), 185-191. doi: 10.1016/j.ejmp.2015.01.002
2014
Journal Article
A study on planning organ at risk volume for the rectum using cone beam computed tomography in the treatment of prostate cancer
Prabhakar, Ramachandran, Oates, Richard, Jones, Daryl, Kron, Tomas, Cramb, Jim, Foroudi, Farshad, Geso, Moshi and Gill, Suki (2014). A study on planning organ at risk volume for the rectum using cone beam computed tomography in the treatment of prostate cancer. Medical Dosimetry, 39 (1), 38-43. doi: 10.1016/j.meddos.2013.09.003
2013
Journal Article
Real-time dosimetry in external beam radiation therapy
Prabhakar, Ramachandran (2013). Real-time dosimetry in external beam radiation therapy. World Journal of Radiology, 5 (10), 352-355. doi: 10.4329/wjr.v5.i10.352
2013
Journal Article
Volumetric modulated arc therapy for prostate cancer patients with hip prosthesis
Prabhakar, Ramachandran, Kumar, Milind, Cheruliyil, Suja, Jayakumar, Silpa, Balasubramanian, Satheesan and Cramb, Jim (2013). Volumetric modulated arc therapy for prostate cancer patients with hip prosthesis. Reports of Practical Oncology and Radiotherapy, 18 (4), 209-213. doi: 10.1016/j.rpor.2013.03.006
2012
Journal Article
Automatic verification of SSD and generation of respiratory signal with lasers in radiotherapy: A preliminary study
Prabhakar, Ramachandran (2012). Automatic verification of SSD and generation of respiratory signal with lasers in radiotherapy: A preliminary study. Physica Medica-European Journal of Medical Physics, 28 (1), 43-47. doi: 10.1016/j.ejmp.2011.02.002
2012
Journal Article
A study of segment weight optimization with the CMS XiO step-and-shoot IMRT technique for prostate cancer
Prabhakar, Ramachandran, Cramb, Jim, Gehrke, Christopher, Anderson, Justin and Andrews, Judy (2012). A study of segment weight optimization with the CMS XiO step-and-shoot IMRT technique for prostate cancer. Journal of Applied Clinical Medical Physics, 13 (1), 205-214. doi: 10.1120/jacmp.v13i1.3622
2011
Journal Article
A feasibility study of using couch-based real time dosimetric device in external beam radiotherapy
Prabhakar, Ramachandran, Cramb, Jim and Kron, Tomas (2011). A feasibility study of using couch-based real time dosimetric device in external beam radiotherapy. Medical Physics, 38 (12), 6539-6552. doi: 10.1118/1.3660773
2011
Journal Article
A simple plan evaluation index based on the dose to critical structures in radiotherapy
Prabhakar, Ramachandran and Rath, Goura K. (2011). A simple plan evaluation index based on the dose to critical structures in radiotherapy. Journal of Medical Physics, 36 (4), 192-197. doi: 10.4103/0971-6203.89965
Funding
Past funding
Supervision
Availability
- Dr Prabhakar Ramachandran is:
- Available for supervision
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Supervision history
Current supervision
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Doctor Philosophy
Investigation into assessment methods of heterogeneity within MR and MRS images of brain tumours treated with Leksell Gamma Knife and their predictive value for treatment outcome
Associate Advisor
Media
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