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Gastroenterologist – Hepatologist

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Telephone:
210-7291111

Professional Experience

  • Director – Scientific Lead Gastroenterologist at THERAPIS GENERAL HOSPITAL (01/11/2020 – present).
  • External collaborator at the Gastroenterology Clinic of “EVGENIDIO THERAPEFTIRIO” (01/01/2019 – present).
  • External collaborator at the Gastroenterology Department of EUROMEDICA Galatsi (01/05/2016 – present).
  • External collaborator at the 3rd Gastroenterology Clinic of ATHENS MEDICAL CENTER (01/06/2013 – present).
  • Scientific associate at the 1st Gastroenterology Clinic, “EVANGELISMOS” General Hospital of Athens (Director: G. Mantzaris) (20/01/2012 – present).
  • External collaborator at the 1st Gastroenterology Clinic of “ERRIKOS DYNAN” Hospital (Director: Th. Rokkas) (01/06/2012 – 01/12/2018).
  • Scientific Lead Gastroenterologist at the private polyclinic “Agioi Anargyroi” (Director: V. Souvatzoglou) (01/09/2013 – 01/06/2018).
  • Resident in Gastroenterology (1st Gastroenterology Clinic – “EVANGELISMOS” General Hospital of Athens, Director: G. Mantzaris) (30/10/2007 – 30/10/2011).
  • Resident in Diving and Hyperbaric Medicine, University of Chieti–Pescara (Prof. G. D’Annunzio / Prof. Gatta) (07/07/2003 – 08/07/2006).
  • Resident in General Internal Medicine (3rd Internal Medicine Department – NIMTS Hospital, Director: K. Tegos) (02/09/2005 – 16/06/2007).
  • Rural service as a physician at the Regional Medical Office of Anopolis–Sfakia (17/02/2003 – 17/02/2004).
  • Three-month training at Chania General Hospital (Pathology, Surgery, Cardiology, and Emergency Department).
  • Internal assistant at the 1st Cardiology Clinic of the Athens Naval Hospital (18/02/2002 – 25/08/2002, Director: Captain (MD) Vasileiadis).
  • Service as Reserve Officer Physician in the Hellenic Navy and at the Naval Hospital of Salamina (11/12/2000 – 15/02/2002).
  • Training at the Surgical Clinic of Laiko General Hospital of Athens (06/2000 – 09/2000).
  • Clinical training (Tirocinio) in Pediatrics, Gynecology, Surgery, and Pathology at the General Hospital of Padova (University Hospital of Padova – ULSS 21) (08/1999 – 02/2000).

Education / Specialty

  • License for performing ultrasound in Gastroenterology (Gennimatas General Hospital of Athens, 2019 – Ministry of Health No. 54713/19).
  • Specialty in Gastroenterology (1st Gastroenterology Clinic – “EVANGELISMOS” General Hospital of Athens, 20/01/2012).
  • Specialty in Diving and Hyperbaric Medicine, University of Chieti–Pescara (08/07/2006).
  • Medical Degree, University of Padova, Italy (30/07/1999).
  • Graduate of the 2nd High School of Palaio Faliro (08/1991).
  • Medical license: 29/05/2000 (Bologna, Italy) and 26/07/2000 (Athens, Greece).

Postgraduate Training

  • Doctoral thesis: Recidiva di carcinoma differenziatodellatiroide non iodo-fissante.Ruolodiagnostico del 99mTc SESTA MIBI e trattamentochirurgico. (Universita′ deglistudi di Padova-Facolta′ di Medicina e Chirurgia-istituto di Chirurgia Generale 1 .DirettoreProf.MaffeiFaccioliAlvise.Relatore:CH.MOProf.Maria Rosa Pelizzo Correlatore:Dott.Dario Casara).
  • Advanced Training Course on Colonoscopy / GI bleeding / Biliary and Enteral Stenting – European Endoscopy Training Center – Universita Cattolica del Sacro Cuore – Facolota di medicina e chirurgia “A.Gemelli” – Prof.Guido Costamagna – Rome Italy 2011.
  • 18th United European Gastroenterology Week – Barcelona, Spain, 2010.
  • Digestive Disease Week (DDW) / AGA Postgraduate Course – Chicago, USA, 2009.
  • Certification in sedation and analgesia during endoscopy – Hellenic Society of Gastroenterology (2009).
  • 27th European Workshop in Gastroenterology and Endotherapy (GEEW) – Brussels, Belgium, 2009.
  • 2nd School of Clinical Hepatology – Athens/Thessaloniki (2008–2009).
  • 3rd ECCO Congress (European Crohn’s and Colitis Organisation) – Lyon, France, 2008.
  • Italian Resuscitation Council (IRC) BLS certification (Naval Hospital of Taranto, 05/04/2005).
  • 27th School of Diving and Hyperbaric Medicine (Athens Naval Hospital, 01–19/11/2004).
  • European Resuscitation Council (ERC) BLS & ALS certification (Athens Naval Hospital, 12/2002).

Publications

  • P276 LOW RISK FOR DEVELOPING AUTOANTIBODIES AND AUTOIMMUNE DISORDERS IN PATIENTS WITH INFLAMMATORY BOWEL DISEASES ON LONG TERM TREATMENT WITH INFLIXIMAB.G.J. Mantzaris, S. Ballas, A. Roussos, S. Koilakou, A. Christidou, C. Kalantzis, E. Grivas, N. Apostolou, N. Kanellopoulos, K. Papamichail, G. Agalos, A. Tsirogianni, N. Kalantzis, A. Nakos, A. Archimandritis.Journal of Crohn’s and Colitis Supplements – February 2008 (Vol. 2, Issue 1, Page 86, DOI: 10.1016/S1873-9954(08)70287-8).
  • W1214 A Prospective, Single-Center Study Assessing the Adherence to Long-Term Anti-TNF Treatment in IBD.Konstantinos Papamichael, Dimitrios Tzivras, Ioannis Theodoropoulos, George Agalos, Panagiotis Konstantopoulos, Emmanuel J. Archavlis, Gerassimos J. Mantzaris.Gastroenterology – May 2009 (Vol. 136, Issue 5, Supplement 1, Page A-679, DOI: 10.1016/S0016-5085(09)63127-9).
  • P140 – Adherence to scheduled infliximab treatment in inflammatory bowel disease. I. Theodoropoulos, A. Smyrnidis, C. Karakoidas, E. Archavlis, K. Papamichael, N. Kanellopoulos, G. Agalos, P. Konstantopoulos, D. Tzivras, N. Raptis, G.J. Mantzaris.Journal of Crohn’s and Colitis – February 2009 (Vol. 3, Issue 1, Pages S66-S67, DOI: 10.1016/S1873-9946(09)60167-7).
  • P037 SENSITIVITY AND SPECIFICITY OF A RAPID FAECAL CALPROTECTIN TEST IN PATIENTS WITH CHRONIC NON BLOODY DIARRHOEA. G.J. Mantzaris, A. Roussos, A. Christidou, S. Koilakou, N. Apostolou, E. Grivas, K. Papamichail, G. Agalos.Journal of Crohn’s and Colitis Supplements – February 2008 (Vol. 2, Issue 1, Page 16, DOI: 10.1016/S1873-9954(08)70048-X).
  • P312 – Prevalence of antibodies against thyroglobulin (anti-Tg) and thyroid peroxidase (anti-TPO) in patients with inflammatory bowel disease on scheduled infliximab or conventional treatment: a two yearsfollow up study. K. Papamichael, S. Ballas, A. Smyrnidis, C. Karakoidas, G. Agalos, N. Kanellopoulos, A. Christidou, J. Vassis, G. Ioannou, C. Vasilopoulos, E. Archavlis, I. Theodoropoulos, A. Archimandritis, G.J. Mantzaris.Journal of Crohn’s and Colitis – February 2009 (Vol. 3, Issue 1, Page S133, DOI: 10.1016/S1873-9946(09)60339-1).
  • W1175 Intestinal Preparation With Simethicone Plus Polyethlene Glycol Versus Polyethlene Glycol for Small Bowel Capsule Endoscopy. Ioannis Theodoropoulos, Konstantinos Papamichael, Emmanuel J. Archavlis, George Agalos, Christos Karakoidas, Alexandros Smyrnidis, Nikolaos Kanellopoulos, Ioannis Drougas, Gerassimos J. Mantzaris.Gastroenterology – May 2010 (Vol. 138, Issue 5, Supplement 1, Page S-667, DOI: 10.1016/S0016-5085(10)63069-7).
  • P281 – The prevalence of antibodies against cyclic citrullinated peptide (anti-CCP) is low in patients with inflammatory bowel disease with or without arthritis. K. Papamichael, I. Theodoropoulos, C. Karakoidas, A. Tsirogianni, A. Smyrnidis, G. Agalos, N. Kanellopoulos, G. Antonakis, A. Christidou, C. Papasteriadi, G.J. Mantzaris.Journal of Crohn’s and Colitis – February 2009 (Vol. 3, Issue 1, Page S121, DOI: 10.1016/S1873-9946(09)60308-1).
  • P038 AN OPEN-LABEL TRIAL OF INFLIXIMAB FOR INDUCING AND MAINTAINING CLINICAL AND ENDOSCOPIC REMISSION IN PATIENTS WITH ACUTE, SEVERE ULCERATIVE COLITIS. G.J. Mantzaris, A. Roussos, S. Koilakou, A. Christidou, N. Viazis, N. Apostolou, E. Grivas, N. Kanellopoulos, K. Papamichail, G. Agalos, I. Kalafatas, D.G. Karamanolis.Journal of Crohn’s and Colitis Supplements – February 2008 (Vol. 2, Issue 1, Pages 16-17, DOI: 10.1016/S1873-9954(08)70049-1).
  • Long term safety and efficacy of H1N1 vaccine in a single-center cohort of IBD patients treated with immunomodulators and/or anti-TNFα biologics. Nikolaos Kyriakos, Konstantinos Papamichael, Emmanuel Archavlis, George Agalos, Gerassimos J. Mantzaris.Journal of Crohn’s and Colitis – 30 December 2011 (10.1016/j.crohns.2011.12.004).
  • Short and Long Term Outcome of Infliximab Scheduled Therapy for Acute, Severe Ulcerative Colitis. A Prospective, Open Label, Single-Centre, Two-Year Study. Konstantinos Papamichael, Emmanuel J. Archavlis, Alexandros Smyrnidis, George Agalos, Nikolaos Kyriakos, Panagiotis Konstantopoulos, Dimitrios M. Tzivras, Ioannis Drougas, Dimitrios Tsironikos, Gerassimos J. Mantzaris.Gastroenterology – May 2011 (Vol. 140, Issue 5, Supplement 1, Page S-274, DOI: 10.1016/S0016-5085(11)61101-3).
  • Pilot Study of Adalimumab for Early Prevention and/or Treatment of Post-Operative Endoscopic Recurrence of Crohn’s Disease.Gerassimos J. Mantzaris, Konstantinos Papamichael, Emmanuel J. Archavlis, Alexandros Smyrnidis, Dimitrios M. Tzivras, Nikolaos Kyriakos, Ioannis Drougas, George Agalos, Dimitrios Tsironikos, Nikolaos Kanellopoulos.Gastroenterology – May 2011 (Vol. 140, Issue 5, Supplement 1, Page S-275, DOI: 10.1016/S0016-5085(11)61103-7).

Additional Information

  • Member of Medical Associations: Athens (2000), Chania (2002), Athens (2004 – present).
  • Member of Scientific Societies:
  • Hellenic Society of Gastroenterology
  • Hellenic Association for the Study of the Liver

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