Schweizerische Gesellschaft für Strahlenbiologie und Medizinische Physik
Société Suisse de Radiobiologie et de Physique Médicale
Società Svizzera di Radiobiologia e di Fisica Medica
Swiss Society of Radiobiology and Medical Physics

Annual Conference of SSRMP : Basel 19./20.11.2009
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Conference Main Page

 
PROGRAMME

Thursday 19th November 2009
09:00 - 10:00 Registration and Welcome Coffee
10:00 - 10:20 Welcome and Opening of the Meeting
- Luca Cozzi (President of SSRMP)
- Grusswort des Regierungsrates Basel-Stadt, überbracht durch PD Dr. Philipp Hübner, Kantonschemiker Basel-Stadt
- Hans W. Roser (Conference President) 
10:20 - 12:00 Session 1
Chairpersons:
Anja Stüssi (Bern), Wolf Seelentag (St. Gallen)
10:20 - 10:50 Invited Talk
Role change in Medical Physics: Medical Physicists in Diagnostic Radiology and Nuclear Medicine
W Zeller
Abteilung Strahlenschutz, Bundesamt für Gesundheit, Bern
Topic: Radiation Protection and Dosimetry
10:50 - 11:00 Shielding of Multi-Detector CT rooms: comparison of DIN, NCRP and BIR approaches
F R Verdun1, A Aroua1, S Baechler1, P R Trueb2, F Bochud1
1University Institute for Radiation Physics (IRA), CHUV -UNIL, Lausanne; 2Federal Office for Public Health, Radiological Protection Division, Bern
11:00 - 11:10 Diagnostic Reference Levels (DRLs) in projection radiography (full paper)
Th Theiler, R Treier, Ph R Trueb
Federal Office of Public Health, Bern
11:10 - 10:20 Clinical Audits - a concept for their implementation in Switzerland (full paper)
R Treier, W Zeller, Ph R Trueb
Federal Office of Public Health, Bern
11:20 - 11:30 Quality Assurance of X-Ray Protection Clothing at the University Hospital Basel (full paper)
D Oppliger-Schäfer, H W Roser
Radiological Physics, University Hospital Basel
11:30 - 11:40 Radiation therapy dosimetry in Switzerland
D Twerenbold
Bundesamt für Metrologie METAS
11:40 - 11:50 The first IMRT dosimetry intercomparison of the SGSMP using a thorax phantom with inhomogeneities (full paper submitted to Medical Physics)
H Schiefer1, G Nicolini2, A Fogliata2, W W Seelentag1, M K Fix3
1Klinik für Radio-Onkologie, Kantonsspital St.Gallen, St.Gallen; 2Oncology Institute of Southern Switzerland, Medical Physics, Bellinzona; 3Division of Medical Radiation Physics, Inselspital, Bern University Hospital, and University of Bern
11:50 - 12:00 Discussion
12:00 - 13:30 Lunch and Industrial Exhibition
13:30 - 15:30 Session 2
Chairpersons:
Ulrike Melnyk (Basel), Peter Manser (Bern)
13:30 - 14:00 Invited Talk
Transcranial MR-guided High Intensity Focused Ultrasound for Non-Invasive Functional Neurosurgery
B Werner
MR-Zentrum, Universitäts-Kinderkliniken Zürich
Topic: The Scope of Medical Physicist's Activities - from Magnetic Resonance to Antiprotons
14:00 - 14:10 Passive Tracking of the Devices during MR-guided Interventions
S Patil, O Bieri, K Scheffler
Division of Radiological Physics, University of Basel Hospital, Basel
14:10 - 14:20 Assessing Extracranial Tumors using Diffusion-Weighted Whole-Body MRI (full paper submitted to Zeitschrift für Medizinische Physik)
C Lenz1, M Klarhöfer1, K Scheffler1, L Winter2, G Sommer2
1Division of Radiological Physics, University of Basel Hospital, Basel; 2Department of Radiology, University of Basel Hospital, Basel
14:20 - 14:30 What is the Benefit of an Adaptive Statistical Iterative Reconstruction Method over Conventional CT Reconstruction Approaches?
F Miéville1, E Rizzo2, F Gudinchet2, F Bochud1, F R Verdun1
1University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 2Radiology Department, CHUV - UNIL, Lausanne
14:30 - 14:40 Mathematical observers applied to breast tomosynthesis
I Diaz1, P Timberg2, C Abbey3, M Eckstein3, F R Verdun1, C Castella1, F O Bochud1
1University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 2Department of Medical Radiation Physics, Lund University, Malmö University Hospital, Malmö, Sweden; 3Dept. of Psychology, University of California, Santa Barbara, CA, USA
14:40 - 14:50 A novel calibration approach to clinical PET/CT imaging
T Weitzel1, T Beyer2, F Corminboeuf1, T Krause1
1University Clinic for Nuclear Medicine, Inselspital Bern University Hospital, 3010 Bern; 2cmi-experts GmbH, Pestalozzistr. 3, 8032 Zürich
14:50 - 15:00 The influence of the bow tie filtration on the dose and image quality for the Elekta XVI coneBeam CT
L Wissmann1, S Peters2, W W Seelentag2
1Department of Physics, ETH Zürich, 8093 Zürich, 2Klinik für Radio-Onkologie, Kantonsspital St.Gallen, St.Gallen
15:00 - 15:10 Recurrence landscapes of uterine cervix carcinoma - A 3-D analysis of topography and spatial frequency distribution
U-D Braumann1, J Einenkel2, N Manthey2, U Wolf3, G Hildebrandt3, A Liebmann3, M Höckel2
1Interdisziplinäres Zentrum für Bioinformatik, Universität Leipzig, Germany; 2Universitätsfrauenklinik (Triersches Institut), Universität Leipzig, Germany; 3Klinik und Poliklinik für Strahlentherapie, Universität Leipzig, Germany
15:10 - 15:20 AD-4 / ACE: Antiproton Cell Experiment
P Weber1,2
1Service de radiothérapie du DPO, Hôpital neuchâtelois HNE, 2300 La Chaux-de-Fonds; 2PH Division, CERN, Geneva
15:20 - 15:30 Discussion
15:30 - 16:00 Coffee Break and Industrial Exhibition
16:00 - 17:15 Annual General Assembly SSRPM
17:15 - 18:00 SSRMP - SPAMP Joint Session
18:30 - 19:30 Visit to Pharmazie-Historisches Museum Basel
20:00  Social Evening and Dinner (at "Job Factory")

 Friday 20th November 2009
 
09:00 - 10:20 Session 3
Chairpersons:
Regina Müller (Villigen PSI), Raphaël Moeckli (Lausanne)
9:00 - 9:30 Invited Talk
Speedy vs. conformal: Multi-objective tradeoffs in IMRT and VMAT
Thomas Bortfeld
Massachusetts General Hospital, Boston, USA
Topic: IMRT, Electrons and Monte Carlo Simulation
9:30 - 9:40 Independent 2D dose calculation of IMRT fields using MapCALC
A-C Schulte, M Fix, P Manser, R Mini, D Terribilini, D Vetterli, D Frauchiger
Abteilung für Medizinische Strahlenphysik, Inselspital Bern
9:40 - 9:50 Influence of an Air Gap between Bolus and Patient Skin on Electron Beam Dose Characteristics
G Kohler
Radioonkologie, Universitätsspital Basel (USB)
9:50 - 10:00 Low energy electron beam dose calculation using eMC (full paper)
M K Fix1, D Frei1, W Volken1, H Neuenschwander2, E J Born1, P Manser1
1Division of Medical Radiation Physics, Inselspital - University of Berne; 2Clinic for Radiation-Oncology, Lindenhofspital Berne
10:00 - 10:10 Monte Carlo Dose Calculation on Deforming Anatomy (full paper to be submitted to Zeitschrift für Medizinische Physik)
M Peterhans1, P Manser2, D Frei2, M K Fix2
1Institute for Surgical Technology and Biomechanics ISTB, University of Bern; 2Division of Medical Radiation Physics, Inselspital and University of Bern
10:10 - 10:20 Discussion 
10:20 - 10:50 Coffee Break and Industrial Exhibition 
10:50 - 12:00 Session 4
Chairpersons:
Jatta Berberat (Aarau), Ernst Born (Bern)
10:50 - 11:20 Invited Talk
Molecular Imaging: State of the Art and Future Directions
J Prior, Service de Médecine Nucléaire, CHUV - UNIL, Lausanne
Topic: Monte Carlo Simulation (continued)
11:20 - 11:30 Dose Calculation for Orthovoltage Radiotherapy using Swiss Monte Carlo Plan (full paper)
D Frauchiger, D Terribilini, B Isaak, P Manser, D Frei, W Volken and M K Fix
Division of Medical Radiation Physics, Inselspital and University of Berne, Switzerland
11:30 - 11:40 Investigation of 6 MV static beams within the Swiss Monte Carlo Plan
V Magaddino1,2, P Manser2, D Frei2, W Volken2, D Schmidhalter2, L Hirschi2, M K Fix2
1University of Naples "Federico II", and INFN, Naples, Italy; 2Division of Medical Radiation Physics, Inselspital - University of Berne
11:40 - 11:50 Validation of a Monte Carlo model for peripheral dosimetry and dose calculations in a full-body voxelised phantom with regards to secondary cancers
A Joosten1, F Levi2, S Baechler1, O Matzinger3, W Jeanneret-Sozzi3, R-O Mirimanoff3, F Bochud1, R Moeckli1
1University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 2Cancer Epidemiology Unit and Cancer Registries of Vaud and Neuchâtel, Institute of Social and Preventive Medecine, CHUV, Lausanne; 3Department of Radiation Oncology, CHUV, Lausanne
11:50 - 12:00 Discussion
12:00 - 13:15 Annual General Assembly SPAMP
13:15 - 13:50 Lunch (sponsored by SPAMP) and Industrial Exhibition
13:50 - 14:50 Session 5: Poster Presentations
Chairpersons:
Shelley Bulling (Genève), Roman Menz (Basel)
13:50 - 13:55 Interventional radiology: management of high patient dose procedures
E T Samara1, A Aroua1, P Bize2, S Binaghi2, F R Verdun1
1University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 2Department of Radiology, CHUV - UNIL, Lausanne
13:55 - 14:00 Exposure of the Swiss population from radiological examinations: a propective study to estimate the examination frequency
R Le Coultre1, R Schnyder2, S Coendoz3, E Samara2, A Aroua2, F Bochud2, F R Verdun2
1School of Health Sciences - Technique in medical radiology, HES-SO / University of Applied Sciences Western Switzerland, Lausanne; 2University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 3Department of Radiology, CHUV - UNIL, Lausanne
14:00 - 14:05 Comparison of image quality between a digital panorama X-ray unit with a CdTe-CMOS detector and panorama X-ray units with other types of digital detectors (full paper)
S Scheidegger
Centre for Applied Mathematics and Physics, Zurich University of Applied Sciences, Winterthur
14:05 - 14:10 Qualification of PET-CT scanners for use in SAKK 56/07 multicentre trial
F Camus1,2, J O Prior2, G Allenbach2, L Modolo1,2, T Hany4, J Müller5, J Coulot6, A Bischof Delaloye2, S Leyvraz3, M Montemurro3, F R Verdun1
1University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne; 2Nuclear Medicine, CHUV - UNIL, Lausanne; 3Lausanne Cancer Centre, CHUV - UNIL, Lausanne; 4Klinik für Nuklearmedizin, Universitätsspital Zürich; 5Nuklearmedizin, Kantonsspital St.Gallen 6Médecine Nucléaire, Institut de Cancérologie Gustave Roussy, Villejuif, France
14:10 - 14:15 Understanding tumour dynamics in vivo: The potential of kinetic models in radio-oncology (full paper)
S Scheidegger1, G Lutters2, S Bodis2
1Centre for Applied Mathematics and Physics, ZHAW; 2Institut für Radio-Onkologie, Kantonsspital Aarau
14:15 - 14:20 Volumetric modulated arc therapy in stereotactic body radiation therapy for metastases to abdominal lymph-nodes
L Cozzi2, M Bignardi1, A Fogliata2, G Nicolini2, E Vanetti2, A Clivio2, M Scorsetti1
1Istituto Clinico Humanitas, Rozzano (Milan), Italy; 2Oncology Institute of Southern Switzerland, Bellinzona
14:20 - 14:25 First year of clinical rapidarc treatments at iosi: status report
A Fogliata, G Nicolini, E Vanetti, A Clivio, A Richetti, L Cozzi
Oncology Institute of Southern Switzerland, Bellinzona
14:25 - 14:30 Hippocampal avoidance with rapid arc and helical tomotherapy for base of skull tumors
A Clivio1, S Yartsev2, A Fogliata1, E Vanetti1, G Nicolini1, L Cozzi1
1Oncology Institute of Southern Switzerland , Bellinzona; 2London Regional Cancer Program, London, Canada
14:30 - 14:35 Pre-treatment verification of RapidArc treatment plans: comparison between Epiqa and Seven29 2D ion chamber array with Octavius phantom
J Hrbacek, M Zamburlini, J Krayenbühl, S Klöck
Klinik für Radio-Onkologie, UniversitätsSpital Zürich
14:35 - 14:40 QA for rapid arc treatment using the SGSMP IMRT - dose intercomparison facility
K Loewenich1, J Hrbacek1, H Schiefer2, T Streller1, J Krayenbühl1, S Klöck1
1Abteilung für Medizinphysik, Klinik für Radio-Onkologie, Universitätsspital Zürich; 2Abteilung für Medizinphysik, Klinik für Radio - Onkologie, Kantonsspital St. Gallen
14:40 - 14:50 Discussion
14:50 - 16:40 Session 6
Chairpersons:
Maria M. Aspradakis (Chur), Daniel Vetterli (Biel)
14:50 - 15:20 Invited Talk
Modern QA in Radiation Therapy
G Lutters, Institut für Radioonkologie, Kantonsspital Aarau
Topic: Treatment Planning, RapidArc, Tomotherapy and Quality Assurance
15:20 - 15:30 Absorption measurements for a carbon fibre couch top and its modelling in a treatment planning system (full paper)
G Kunz, F Hasenbalg, P Pemler
Klinik für Radio-Onkologie und Nuklearmedizin, Stadtspital Triemli Zürich
15:30 - 15:40 On the impact of treatment couch modeling on rapidarc
E Vanetti, A Clivio, A Fogliata, G Nicolini, L Cozzi
Oncology Institute of Southern Switzerland, Medical Physics Unit, Bellinzona
15:40 - 15:50 Implementing RapidArc on the Novalis Tx
P Manser1, E J Born1, D Schmidhalter1, D Aebersold2, R Mini1, M K Fix1
1Division of Medical Radiation Physics, Inselspital and University of Berne; 2University Clinic for Radio-Oncology, Inselspital and University of Berne
15:50 - 16:00 Quality assurance of RapidArc treatments with portal dosimetry: multicentric clinical practice experience
G Nicolini1, A Clivio1, E Vanetti1, A Fogliata1, G Urso2, P Fenoglietto3, E Parietti4, J Hrbacek5, S Kloeck5, L Cozzi1
1Oncology Institute of Southern Switzerland, Medical Physics Unit, Bellinzona; 2Istituto Clinico Humanitas, Radiation Oncology, Rozzano, Italy; 3CRLC Val d’Aurelle-Paul Lamarque Montpellier, France; 4Istituti Ospedalieri di Cremona, Italy; 5Radiation Oncology Dept., University Hospital Zuerich
16:00 - 16:10 Reliability and use of the HiArt detector for 3D dose reconstruction in tomotherapy
K Schombourg, F O Bochud, R Moeckli
University Institute for Radiation Physics (IRA), CHUV - UNIL, Lausanne
16:10 - 16:20 How sensitive is the collapsed plan? (full paper to be submitted to Zeitschrift für Medizinische Physik)
J Hrbacek1, J Bocanek2, T Dossenbach1, G Nicolini3, A Fogliata3, S Klöck1
1Klinik für Radio-Onkologie, UniversitätsSpital Zürich; 2Varian Medical Systems, Zug; 3Oncology Institute of Southern Switzerland, Bellinzona
16:20 - 16:30 Improving the QA for geometric accuracy for stereotactic radiotherapy with a Linac
H Petermann
Institut für Radio-Onkologie,Universitätsspital Basel
16:30 - 16:40 Discussion
16:40 End of Meeting
Guided Tours to Radiation Oncology or Radiological Physics (after official end of conference - if you are interested and have not indicated your interest on the registration form, please, contact the registration desk - choose either of the two tours)

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