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 : Chur 06./07.11.2008
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Thursday 06th November 2008
10:30 - 10:55 Registration & Coffee
10:55 - 11:00 Welcome & Opening of the Meeting
by Karl Ludwig Rittmann (Local organizer) and Luca Cozzi (President SSRMP)
11:00 - 12:30 Session 1: Diagnostic Radiology & Radiation Protection
Chairperson: Hans Roser
11:00 - 11:10 Radiation exposure in CT: Results of the Swiss survey 2007-2008
R Treier1, A Aroua2, A Stuessi1, Th Theiler1, Ph R Trueb1, F R Verdun2
1Bundesamt für Gesundheit, Abteilung Strahlenschutz, Bern, 2Institut universitaire de radiophysique appliquée, Lausanne
11:10 - 11:20 Second cancers in children treated with modern radiotherapy techniques
U Schneider1, A Lomax2, B Timmermann2, P Pemler1, J Besserer1
1Department of Radiation Oncology and Nuclear Medicine, Triemli Hospital and Vetsuisse Faculty, University of Zürich, 2Department of Radiation Medicine, Paul Scherrer Institute, Villigen
11:20 - 11:30 Radiation Doses Received By Omani Family Members of Thyrotoxic Out-Patients after Radioiodine (131I) Therapy
I Al_Maskery, H Bererhi 
Sultan Qaboos University, Sultanate of Oman
11:30 - 11:40 Mass detection on mammograms: how do humans and models deal with signal uncertainty?
C Castella1,2, K Kinkel3, M P Eckstein4, C K Abbey4, F R Verdun1, R S Saunders5, E Samei5, F O Bochud1
1CHUV and UNIL, IRA, 2EPFL, LPHE, 3Clinique des Grangettes, Chêne-Bougeries, 4UCSB, Santa Barbara Dept. of Psychology, 5Duke U, Durham, Duke Adv. Im. Labs
11:40 - 11:50 Reduction of radioactive waste production of a proton therapy facility
W Roser, B Amrein, O Morath 
Paul Scherrer Institute, Villigen
11:50 - 12:20 Invited Lecture: New ICRP recommendations: what is really new?
F Bochud, CHUV and UNIL, IRA
12:20 - 12:30 Discussion
12:30 - 13:30 Lunch & Industrial Exhibition
13:30 - 15:00 Session 2: Nuclear Medicine, Imaging, and IGRT
Chairperson: Philipp Trueb
13:30 - 14:00 Invited Lecture: Do we really need MeV? Magnetic Resonance Imaging: Characterization of living tissue with μeV
K Scheffler, University Hospilal, Basel
14:00 - 14:10 Prostate repositioning using TomoTherapy MVCT imaging capabilities
V Vallet, Olivier Pisaturo, F Bochud, R Moeckli
Université de Lausanne, Institut de radiophysique appliquée
14:10 - 14:20 Clinical introduction of a CCD based beam imaging system for patient specific dose verification in Intensity Modulated Proton Therapy (IMPT)
J Salk1, L Valli2, L Shixiong1, A Lomax1
1Paul-Scherrer-Institute (PSI),Villigen-PSI, 2Swiss Federal Institute of Technology (ETH), Zürich
14:20 - 14:30 Reverse engineering of proprietary image data on the example of Impac/Lantis
B Brunner1, S Klöck2, 2Medizinische Physik, Kantonsspital Münsterlingen, Münsterlingen
14:30 - 14:40 Optimisation of the Astonish 2.0 algorithm by SPECT/CT
F Corminboeuf, Bernd Klaeser, E-P Ritter, P-A Raboud, T Krause
Inselspital, University clinic for nuclear medicine, Bern
14:40 - 14:50 Will linac gantry-mounted CBCT replace CT simulation?
J-F Germond1, D Dragusanu1, O Ratib2, P Willi3, M Notter1
1Service de radiothérapie du DPO, Hôpital neuchâtelois, La Chaux-de-Fonds, 2Service d’imagerie et sciences de l’information médicale, HUG, Geneva, 3Service de médecine nucléaire, Hôpital neuchâtelois, La Chaux-de-Fonds
14:50 - 15:00 Discussion
15:00 - 15:30 Coffee break & industrial exhibition
15:30 - 15:45 Guest Speaker: Barbara Kaser-Hotz, Animal Oncology and Imaging Center, Hünenberg
15:45 - 17:15 Annual General Assembly SGSMP
18:30 - 19:30 Visit to Cathedral
20:00 - ........ Social event and Dinner (at Marsoel, near the Cathedral)

 Friday 07th November 2008
09:00 - 10:10 Session 3: Dosimetry and Quality Assurance
Chairperson: Beat Leemann
09:00 - 09:10 Is the in-vivo dosimetry a red herring?
P-A Tercier, P Bourgeois
Service de Radio-Oncologie, Hôpital Fribourgeois, Site de Fribourg
09:10 - 09:20 Enhancements on the GLAaS algorithm for portal dosimetry: testing on machine quality assurance procedures and RapidArc pre-treatment verifications
Giorgia Nicolini1, Eugenio Vanetti1, A Clivio1, A Fogliata1, L Cozzi1,2
1Oncology Institute of Southern Switzerland, Medical Physics, Bellinzona, 2University of Lausanne, Faculty of Medicine, Lausanne, Switzerland
09:20 - 09:30 IPEM recommendations on small field MV photon dosimetry: a forthcoming report
M M Aspradakis1, J P Byrne2, J Conway3, S Duane4, H Palmans4, K Rosser5, J Warrington5
1Kantonsspital Graubümden, Chur, 2Newcastle General Hospital, Newcastle upon Tyne, UK, 3Weston Park Hospital, Sheffield, UK, 4National Physical Laboratory, Teddington, UK, 5Royal Marsden Hospital, Sutton, UK
09:30 - 09:40 Beam start-up stability for step-and-shoot IMRT of a 6 MV photon beam
S Peters, H Schiefer
Klinik für Radio-Onkologie, Kantonsspital St.Gallen
09:40 - 09:50 Commissioning of a soft X-ray source for intraoperative breast irradiation
G Kunz, J Krayenbühl, T Streller, B Reiner
Department of Radiation Oncology, University Hospital Zürich
09:50 - 10:00 A Swiss knowledge database of critical incidences
L André1, D Aebersold2, R Kann3, R Moeckli4, W Seelentag5, C Wessels2
1Radio-Onkologie, Lindenhof, Bern, 2Radio-Onkologie, Inselspital, Bern, 3Radioonkologie, Universitätsspital, Basel, 4IRA, Lausanne, 5Radio-Onkologie, St.Gallen
10:00 - 10:10 Discussion 
10:10 - 10:40 Coffee break & industrial exhibition 
10:40 - 11:50 Session 4: Health Economics
Chairperson: Léon André
10:40 - 11:10 Invited Lecture: Economics and medicine: incompatible?
K Beer, Radio-Onkologiezentrum, Biel
11:10 - 11:40 Invited Lecture: Erfolgsfaktoren für ein Spital im Wettbewerb
A Bachmann, Kantonsspital Graubünden, Chur
11:40 - 11:50 Discussion
11:50 - 13:20 SBMP General Assembly
13:20 - 14:00 Lunch/Apéro (sponsored by SBMP)
14:00 - 14:50 Session 5: Beam Modelling
Chairperson: Raphaël Moeckli
14:00 - 14:10 Automatic source model tuning for a Varian 6 MV linear accelerator
L A. Hirschi1, P Manser1, D Frei1, J V Siebers2, M K Fix1
1Division of Medical Radiation Physics, Inselspital and University Bern, 2Department of Radiation Oncology, Virginia Commonwealth University, Richmond, USA
14:10 - 14:20 Validation of VMC++ for photon beams in the energy range of 20 1000 keV
D Terribilini1, M Fix1, D Frei1, W Volken1, I Kawrakow2, P Manser1
1Division of Medical Radiation Physics, Inselspital and University of Berne, Berne, 2Ionizing Radiation Standards, National Research Council, Ottawa, Canada
14:20 - 14:30 A Monte-Carlo tool to compute peripheral doses for breast radiotherapy: preliminary study
A Joosten1, F Levi2, S Baechler1, R-O Mirimanoff3, F Bochud1, R Moeckli1
1Institut de Radiophysique Appliquée, Lausanne, 2Unité d'Épidémiologie du Cancer, Institut Universitaire de Médecine Sociale et Préventive, 3Département de Radio-Oncologie, CHUV
14:30 - 14:40 Independent monitor unit calculation method for IMRT treatments
O Pisaturo, R Moeckli, F Bochud, 
University of Lausanne, Faculty of Biology and Medicine, University Institute for Radiation Physics
14:40 - 14:50 Discussion
14:50 - 15:30 Session 6: Poster Presentations and coffee & industrial exhibition
Design and validation of a specific phantom for quality control of uptake measurements with PET
- F Camus, C Monnet, F Bochud, A Bischof Delaloye, JO Prior, FR Verdun
Outside-patient air threshold and carbon fibre table in Pinnacle
- P Egli, N Lomax, G Lutters
Implementation of Tongue & Groove in the Treatment Planning System
- P Egli, G Lutters
A phantom for modelling patient movement
- MK Fix, S Grundlehner, W Glauser, D Augsburger, P Manser
Efficient collimator transport for photon Monte Carlo treatment planning
- MK Fix, D Schmidhalter, D Frei, W Volken, P Manser
Performance and stability of an electronic portal imaging device for dosimetry purposes
- J Krayenbuehl, KL Rittmann
Calculation of uncertainties in brachytherapy treatment planning
- P Manser, P Salm, MK Fix
EPID and Quality Assurance of the Linac
- P-A Tercier, P Bourgeois
Re-gridding CT-data using Hermitian polynomial curve interpolation
- W Volken, D Frei, P Manser, R Mini, EJ Born, MK Fix
15:30 - 16:30 Session 7: External beam treatment planning
Chairperson: Angelika Pfäfflin
15:30 - 15:40 Evaluation of Three Dimensional Conformal versus Field in Field Forward IMRT Planning for Intact Breast Irradiation
Prasana Sarathy Nariyangadu
Cancer Centre Welfare Home & Research Institute, Kolkata, India
15:40 - 15:50 A treatment planning study comparing volumetric arc modulation with RapidArc and fixed field IMRT for cervix uteri radiotherapy
E Vanetti1, L Cozzi1,2, K A Dinshaw3, S K Shrivastava3, U Mahantshetty3, R Engineer3, D D Deshpande3, S V Jamema3, A Clivio1, G Nicolini1, A Fogliata1
1IOSI, Medical Physics, Bellinzona, 2University of Lausanne, Faculty of Medicine, Lausanne, 3Department of Radiation Oncology & Medical Physics, Tata Memorial Hospital, Mumbai, India 
15:50 - 16:00 Intensity modulation with photons for benign intracranial tumours. A planning comparison of volumetric single arc, helical arc and fixed gantry techniques
A Clivio1, A Fogliata1, G Nicolini1, E Vanetti1, L Cozzi1,2
1Oncology Institute of Southern Switzerland, Medical Physics, Bellinzona, 2University of Lausanne, Faculty of Medicine, Lausanne, Switzerland
16:00 - 16:10 Intensity Modulated Proton Therapy: influence of starting conditions on the optimized dose distribution
F Albertini, A Lomax 
Center for Proton Radiation Therapy, PSI, Villigen
16:10 - 16:20 Influence of dosimetric leaf gap (DLG) and MLC transmission in the anisotropic analythical algorithm of the Eclipse TPS
B Reiner, G Kunz, J B Davis
UniversitätsSpital Zürich, Physik/Radio-Onkologie
16:20 - 16:30 Discussion
16:30 Close of the Meeting

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