Pantelis Karaiskos RADIOPHYSICIST

• “3D computational and experimental dosimetry in modern brachytherapy techniques”, PhD thesis, University of Athens 2002 (in Greek)
• “Quenching calibration of liquid-scintillation beta counter” M.Sc. thesis, Department of Bio-medical Physics and Bio-engineering, University of Aberdeen, Scotland, U.K., 2004

• Associate Editor in Medical Physics Journal
• Reviewer in Physics in Medicine & Biology, Medical Physics, Radiotherapy and Oncology, Journal of Applied Clinical Medical Physics and Physica Medica Journals

• Consultant Medical Physicist, Hygeia Hospital, Medical Physics Department, Athens (2006 – present)
• Medical Physicist, Medical Physics Department, Hygeia Hospital, Athens (1999 – 2006)
• Associate Professor, Medical Physics Laboratory, Medical School, University of Athens (2011 – present)
• Assistant Professor, Medical Physics Laboratory, Medical School, University of Athens (2006 – 2011)
• Research fellow: Medical Physics group, Nuclear & Particle Physics Sec., Physics Dept., University of Athens (1996 – 2003)

Education Experience

• Medical Physics: undergraduate Medical students (2006 – present)
• Physics of the human body: undergraduate Medical students (2006 – present)
• Radiotherapy: postgraduate Medical Physics students (2003 – present)
• Radiation Protection: IAEA Regional postgraduate courses on radiation protection and the safety of radiation sources (2003 –present)
• Supervisor in  20 MSc thesis in Medical Physics, University of Athens
• Supervisor in 7 PhD thesis in Medical Physics, University of Athens
• Teaching lectures in more than 20 educational seminars
• Invited lecturer in more than 30 national and international conferences

Clinical Interest:

• Quality assurance in modern radiation therapy techniques, such us Intensity Modulated Radiation Therapy (IMRT/VMAT) and stereotactic radiotherapy- radiosurgery stereotactic radiotherapy
• Comparison and evaluation of modern radiotherapy techniques using physical and biological parameters

Research Interest: 

• Conventional (TLD, diode, film) and contemporary (3D polymer gel-MRI) experimental dosimetry in modern radiation therapy techniques, such us Intensity Modulated Radiation Therapy (IMRT/VMAT), high dose rate brachytherapy and stereotactic radiotherapy- radiosurgery
• Monte Carlo and experimental dosimetry in small photon beams
• Monte Carlo modelling of brachytherapy sources for the generation of dosimetry data for use in treatment planning systems and development of analytical dosimetry models
• Monte Carlo simulations of high energy x-rays and charge particles for radiotherapy purposes

• P. Karaiskos, Chapter 12: “Magnetic Resonance Imaging (MRI)” , Chapter 13: “Principles of UItrasounds” and Chapter 15: “Therapeutic applications of ionizing radiation” in: “Medical Physics: Diagnostic and Therapeutic use of radiation”, Georgiou E (Ed), Paschalidis Books Ltd, 2008 (ISBN: 978-960-399-906-5, in Greek).
• P. Karaiskos, “Endovascular brachytherapy: Physics of Ir-192 HDR brachytherapy”, in “Endovascular brachytherapy” Pagkratis N, Karaiskos P and Papavasileiou K (Ed), Hygeia Editions, 2004 (in Greek)
• J. Malamitsi, P. Karaiskos and D. Nanopoulos, “The value of Positron Emission Tomography (PET) in the Diagnosis and Follow-up of Gliomas” in “Recent advantages in treatment of Cerebral Gliomas”, editors M. Torrens, E. Razi and H. Strongylos, Zita Medical Editions, 2002

75 publications in Peer Reviewed, International Journals, h-index:23, citations:1255 (Source: Scopus Citation Overview, July 2015)

76 presentations in international conferences and 31 invited talks in national (24) and international (7) conferences-meetings

• Pappas E P, Moutsatsos A, Pantelis E, Zoros E, Georgiou E, Torrens M, Karaiskos P “On the development of a comprehensive MC simulation model for the Gamma Knife Perfexion radiosurgery unit, Phys Med Biol. 61, 1182-203 (2016)
• Karaiskos P, Moutsatsos A, Pappas E, Georgiou e, Roussakis A, Torrens M, and Seimenis I, “A simple and efficient methodology to improve geometric accuracy in gamma knife radiation surgery: Implementation in multiple brain metastases,” Int. J. Radiat. Oncol. Biol. Physics. 90, 1234-41 (2014)
• Papagiannis P, Pantelis E, Karaiskos P. Current state of the art brachytherapy treatment planning dosimetry algorithms. Br J Radiol. 87(1041):20140163 (2014)
• Andreou M, Karaiskos P, Kordolaimi S, Koutsouveli E, Sandilos P, Dimitriou P, Dardoufas C, Georgiou E, “Anatomy- vs. fluence-based planning for prostate cancer treatments using VMAT”,  Phys Med 30, 203-8 (2014)
• Moutsatsos A, Karaiskos P, Petrokokkinos L, Sakelliou L, Pantelis E, Georgiou E, Torrens M, Seimenis I, “Assessment and characterization of the total geometric uncertainty in Gamma Knife radiosurgery using polymer gels” Med Phys. 40:031704 (2013)
• Zourari K, Pantelis E, Moutsatsos A, Sakelliou L, Georgiou E, Karaiskos P, Papagiannis P, “Dosimetric accuracy of a deterministic radiation transport based (192)Ir brachytherapy treatment planning system. Part III. Comparison to Monte Carlo simulation in voxelized anatomical computational models”, Med Phys. (2013), 40(1):011712. doi: 10.1118/1.4770275.
• Pantelis E, Moutsatsos A, Zourari K, Petrokokkinos L, Sakelliou L, Kilby W, Antypas C, Papagiannis P, Karaiskos P, Georgiou E and Seimenis I, “On the output factor measurements of the CyberKnife iris collimator small fields: Experimental determination of the k(Q(clin),Q(msr)) (f(clin),f(msr) ) correction factors for microchamber and diode detectors”, Med. Phys. 39, 4875-85 (2012)
• Kantemiris I, Karaiskos P, Papagiannis P and Angelopoulos A. “Dose and dose averaged LET comparison of ¹H, ⁴He, ⁶Li, ⁸Be, ¹⁰B, ¹²C, ¹⁴N, and ¹⁶O ion beams forming a spread-out Bragg peak” Med. Phys. 38, 6585-91 (2011)
• Tzikas A, Karaiskos P, Papanikolaou N, Sandilos P, Koutsouveli E, Lavdas E, Scarleas C, Dardoufas K, Lind BK and Mavroidis P “Investigating the Clinical Aspects of Using CT vs. CT-MRI Images During Organ Delineation and Treatment Planning in Prostate Cancer Radiotherapy”, Technol Cancer Res Treat. 10, 231-42 (2011)
• Petrokokkinos L, Zourari K, Pantelis E,  Moutsatsos A, Karaiskos P, Sakelliou L, Seimenis I, Georgiou E and Papagiannis P, “Dosimetric accuracy of a deterministic radiation transport based ¹⁹²Ir brachytherapy treatment planning system. Part II: Monte Carlo and experimental verification for multiple source dwell position plans employing shielded applicators”, Med. Phys. 38, 1981-1992  (2011)