Staff Profile

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Career Summary

Qualifications

  • Doctor of Philosophy, University of Newcastle, 28/08/1998
  • Master of Science, University of Newcastle, 08/05/1992
  • Bachelor of Science (Honours), University of Newcastle, 03/05/1986

Research

Research keywords

  • MRI images
  • Mathematical physics
  • Physical Sciences

Research expertise

  • Electron beam treatment planning;

Investigation of the accuracy of Electron planning algorithms, including Hogstrom type algorithms and Electron Monte Carlo, and the dosimetric evaluation of these algorithms.

  • MRI-based prostate therapy planning;

The use of MRI images for prostate radiotherapy planning including the mapping of electron density to the MR scans for dose calculation.

Fields of Research

CodeDescriptionPercentage
110399Clinical Sciences Not Elsewhere Classified100
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Publications

For publications that are currently unpublished or in-press, details are shown in italics.

Click on a category title below to expand the list of citations for that specific category.

Journal article (16 outputs)

YearCitationAltmetricsLink
2008Greer PB, Dahl K, Ebert MA, White M, Wratten C, Ostwald PM, et al., 'Assessment of a daily online implanted fiducial marker-guided prostate radiotherapy process', Journal of Medical Imaging and Radiation Oncology, 52 517-524 (2008) [C1]
2001Foulkes KM, Ostwald PM, Kron T, 'A clinical comparison of different film systems for radiotherapy portal imaging', Medical Dosimetry, 26 281-284 (2001)
1999Ostwald PM, 'Determination of the dose distribution of therapeutic electrons at interfaces', MEDICAL PHYSICS, 26 1404-1404 (1999)
1999Jeraj R, Keall PJ, Ostwald PM, 'Comparisons between MCNP, EGS4 and experiment for clinical electron beams', PHYSICS IN MEDICINE AND BIOLOGY, 44 705-717 (1999)
1996Ostwald PM, Kron T, 'Variation in calculated effective source-surface distances with depth', PHYSICS IN MEDICINE AND BIOLOGY, 41 2067-2078 (1996)
1996Ostwald PM, Kron T, Hamilton CS, 'Assessment of mucosal underdosing in larynx irradiation', INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS, 36 181-187 (1996)
1996Ostwald PM, Kron T, 'Surface dose measurements for highly oblique electron beams', MEDICAL PHYSICS, 23 1413-1420 (1996)
1995DENHAM JW, HAMILTON CS, SIMPSON SA, OSTWALD PM, OBRIEN M, KRON T, et al., 'FACTORS INFLUENCING THE DEGREE OF ERYTHEMATOUS SKIN REACTIONS IN HUMANS', RADIOTHERAPY AND ONCOLOGY, 36 107-120 (1995)
1995OSTWALD PM, KRON T, HAMILTON CS, DENHAM JW, 'CLINICAL USE OF CARBON-LOADED THERMOLUMINESCENT DOSIMETERS FOR SKIN DOSE DETERMINATION', INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS, 33 943-950 (1995)
1995DENHAM JW, HAMILTON CS, SIMPSON SA, OBRIEN MY, OSTWALD PM, KRON T, DEAR KBG, 'ACUTE REACTION PARAMETERS FOR HUMAN OROPHARYNGEAL MUCOSA', RADIOTHERAPY AND ONCOLOGY, 35 129-137 (1995)
1994OSTWALD PM, COOPER SG, DENHAM JW, HAMILTON CS, 'DOSIMETRY OF HIGH-ENERGY ELECTRON THERAPY TO THE PAROTID REGION', RADIOTHERAPY AND ONCOLOGY, 33 148-156 (1994)
1994OSTWALD PM, METCALFE PE, DENHAM JW, HAMILTON CS, 'A COMPARISON OF 3 ELECTRON PLANNING-ALGORITHMS FOR A 16 MEV ELECTRON-BEAM', INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS, 28 731-740 (1994)
1993OSTWALD PM, MENK FW, FRASER BJ, WATERS CL, MCNABB PW, 'SPATIAL AND TEMPORAL CHARACTERISTICS OF 15-100 MHZ ULF WAVES RECORDED ACROSS A LOW-LATITUDE AZIMUTHAL ARRAY', ANNALES GEOPHYSICAE-ATMOSPHERES HYDROSPHERES AND SPACE SCIENCES, 11 742-752 (1993)
1991KEAY CSL, OSTWALD PM, 'A LABORATORY TEST OF THE PRODUCTION OF ELECTROPHONIC SOUNDS', JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 89 1823-1824 (1991)
1991WATERS CL, MENK FW, FRASER BJ, OSTWALD PM, 'PHASE-STRUCTURE OF LOW-LATITUDE PC3-4 PULSATIONS', PLANETARY AND SPACE SCIENCE, 39 569-& (1991)
1991Keay CSL, Ostwald PM, 'A laboratory test of the production of electrophonic sounds', Journal of the Acoustical Society of America, 89 1823-1824 (1991)
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Conference (4 outputs)

YearCitationAltmetricsLink
2006Greer PB, Dahl K, Ostwald PM, Pichler P, Denham J, Wratten C, White M, 'Initial clinical experience with implanted fiducial guided prostate radiotherapy', Australasian Physical & Engineering Sciences in Medicine, Noosa, Australia (2006) [E3]

Co-authors: Peter Greer

2006Greer PB, Dahl K, Ostwald PM, Denham J, Lau P, Hughes C, White M, 'An investigation of MRI dose planning for high precision prostate radiotherapy', Australasian Physical & Engineering Sciences in Medicine, Noosa, Australia (2006) [E3]

Co-authors: Peter Greer

2004Tummers R, Harrison K, Ostwald PM, 'Commissioning and Dosimetric verification of a commercial electron Monte Carlo Planning algorithm', Conference Handbook, Geelong, Victoria (2004) [E3]
2004Harrison KM, Tummers R, Ostwald PM, Ebert MA, Kron T, 'Evaluation of an electron conformal bolus technique for treatment of the internal mammary chain using Monte Carlo modelling', Program Handbook & Book of Abstracts, Perth (2004) [E3]
Show 1 more
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Grants and Funding

Summary

Number of grants4
Total funding$359,750

- Indicates that the researcher may be seeking students for this project.

Click on a grant title below to expand the full details for that specific grant.

2007 (1 grants)

High precision MRI based prostate radiotherapy$301,750
Funding Body: Cancer Council NSW

Project Team
Conjoint Professor Peter Greer, Conjoint Professor Jim Denham, Dr Sebastien Ourselin, Dr Martin Ebert, Doctor Trish Ostwald, Dr Peter Lau
SchemeRole
Research GrantInvestigator
Total AmountFunding StartFunding Finish
$301,75020072009
GNo:G0186637

2000 (3 grants)

Assessment of radiation dose to lung and other normal structures in children undergoing radiotherapy.$34,000
Funding Body: John Hunter Children`s Hospital Research Foundation

Project Team
Dr Tomas Kron, Dr Michael Back, Doctor Trish Ostwald
SchemeRole
Research Grant (Defunct)Investigator
Total AmountFunding StartFunding Finish
$34,00020002000
GNo:G0180153

Optimising breast cancer therapy.$20,000
Funding Body: Hunter Medical Research Institute

Project Team
Doctor Trish Ostwald, Conjoint Associate Professor Chris Hamilton, Dr Tomas Kron, Conjoint Professor Jim Denham
SchemeRole
Research GrantChief Investigator
Total AmountFunding StartFunding Finish
$20,00020002000
GNo:G0180201

Modelling radiotherapy machines for more accurate dose calculation.$4,000
Funding Body: University of Newcastle

Project Team
Doctor Trish Ostwald
SchemeRole
New Staff GrantChief Investigator
Total AmountFunding StartFunding Finish
$4,00020002000
GNo:G0180145
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Research Supervision

Number of current supervisions2
Total current UoN PhD EFTSL0.2

For supervisions undertaken at an institution other that the University of Newcastle, the institution name is listed below the program name.

Current Supervision

CommencedProposed
Completion
ProgramSupervisor TypeResearch Title
20132019PhD (Medical Radiation Sc)Co-SupervisorTechnology Assessment and Quality Improvement in a Clinical HDR Brachytherapy Setting
20112018PhD (Medical Radiation Sc)Co-SupervisorBrachytherapy in Periocular Equine SCC
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Dr Patricia (Trish) Ostwald

Work Phone(02) 401 43606
Fax(02) 401 43610
Email
PositionConjoint Lecturer
Medical Physics Group
School of Mathematical and Physical Sciences
Faculty of Science and Information Technology
The University of Newcastle, Australia
Focus AreaPhysics
Office
Radiation Oncology Department,
Mater Hospital,
Callaghan
University Drive
Callaghan NSW 2308
Australia
URL:www.newcastle.edu.au/profile/patricia-ostwald