The Paediatric Surgeon


Paediatric Surgeon

M.D. Cum Laude
School of Medicine, University of Debrecen, Hungary

Dr. Choidis graduated from the University of Debrecen, Faculty of Medicine, cum laude in 2004, and received the Paediatric Surgery Specialty Certification from the Ministry of Health Athens, Greece in 2016.

After completing the Thesis: “Pathogenetic Basis and Clinical Features of Malignant Hyperthermia” at Debrecen University, Faculty of Medicine, Debrecen in Hungary, he returned to Greece. More specifically, during the years 2004 – 2007 he completed his Military Service as an army physician and the Rural Doctor Service (including a three-month hospital training), posted at Florina and Giannitsa General Hospitals and the Health Center of Krya Vrysi.

2008 – 2011  General Surgery Specialty Training

General Surgery Department, General Hospital of Giannitsa, Prefecture of Pella, Greece

2011 – 2012   Pediatric Surgery Specialty Training

Greek National Pediatric Surgery Training, Program (1st Year)
Pediatric Surgery Department, General Hospital of Larisa, Larisa, Greece

2012 – 2015    Pediatric Surgery Specialty Training

Greek National Pediatric Surgery Training, Program (2nd – 4th Year)

2nd Pediatric Surgery Department, General Children’s Hospital of Athens, “Agia Sofia”, Athens, Greece

In 2016, he moved to University Hospital of Wales in Cardiff and then to Southampton University Hospital in United Kingdom:

2015 – 2016 Clinical Fellow in Paediatric Surgery (StR  Higher) Paediatric Surgery Department University Hospital of Wales Cardiff, Wales, United Kingdom

2016 – 2017 Senior Fellow in Paediatric Surgery (StR  Higher) Paediatric Surgery Department University Hospital of Wales Cardiff, Wales, United Kingdom

2015 – 2017 Rota Manager (SpR Rota) Paediatric Surgery Department University Hospital of Wales Cardiff, Wales, United Kingdom

2017 – 2019 Senior Fellow in Paediatric Surgery Department University Hospital Southampton Southampton, United Kingdom

2017 – 2019 On-duty Pediatric Surgeon for the Neonatal Intensive Care Unit in the Private Maternity Hospital REA

More recently he provides Medical Services in his Private Practice in Athens, as well as in the Euroclinic Children’s Hospital in Athens, as a General Paediatric Surgeon.


  • 2003  USMLE Step 1, Grade 245/99 Budapest, Hungary
  • 2004  Medical Board State Examinations
    University of Debrecen Faculty of Medicine Debrecen, Hungary
  • 2004  Hungarian Basic Register of Medical Doctors
    (Ref. Num. A/63952) Ministry of Health Hungary
  • 2004  License to Practice Medicine
    Directorate of Public Health
    Pella Prefecture, Edessa, Greece
  • 2004 – 2011 Pella Medical Association
    Pella Prefecture, Edessa, Greece
  • 2011 – 2012 Larisa Medical Association
    Larisa Prefecture, Larisa, Greece
  • 2012 – 2017 Athens Medical Association
    Athens, Greece
  • 2015  GMC Full registration with a license to practice in the UK
    (Ref. Num. 7523024)
  • 2016 Pediatric Surgery Specialty
    No: 16401/28-09-2016
    Ministry of Health, Athens, Greece
  • 2016  GMC Full specialist registration with a license to practice
    (Paediatric Surgery) in the UK
  • 2019 Athens Medical Association
  • 2019 Hellenic Society of Perinatal Medicine

Oral Lectures

& Presentations

  •  2006 “Smoking and Disease”

Presentations: WHO May 31st “No Smoking Day”
Lecture Hall, General Hospital of Giannitsa, Giannitsa, Greece

  • 2008 “Smoking: A Great Epidemic of the 21st Century”

WHO May 31st “No Smoking Day”
Lecture Hall, Giannitsa Town Hall, Greece

  • 2009 Laparoscopic management of peptic ulcer perforation

9th North Greece Surgical Company Conference,
29/10 – 01/11/2009 Hyatt Hotel Thessaloniki, Greece

  • 2011 “Jejunal perforation and ileus due to inspissated meconium plug in a premature infant (case report)”

Greek Association of Pediatric Surgeons Spring Symposium,
1st May 2011, “Papageorgiou” General Hospital, Thessaloniki, Greece

  • 2015 “Laparoscopic Surgery at the 2nd Dept. of Surgery, Children’s Hospital ‘Aghia Sophia’: Range of Operations and Learning Curve”

6th Pediatric Surgeon’s Meeting, 28th February 2015, General Children’s Hospital ‘P. & A., Kyriakoy’ – Lecture Hall, Athens, Greece

  • 2015 “Our Experience in the Surgical Treatment of GERD”

2nd Department of Surgery, Children’s Hospital of Athens ‘Aghia Sophia’, 30th Greek Pediatric Surgery Conference, 23rd – 25th of October, 2015, Royal Olympic Hotel, Athens, Greece


  •  2013 Antimicrobial Prophylaxis in Pediatric Surgical Patients: Identifying Targets for Improvement. Infectious Disease Week 2013, October 2-6, 2013, San Francisco, CA, 94103, USA (Poster Abstract Session, SSIs)
  • 2013 Prospective Surveillance of Surgical Site  Infections in a Greek Children’s Hospital.  Infectious Disease Week 2013, October 2-6, 2013, San Francisco, CA, 94103, USA   (Poster Abstract Session, SSIs)
  •  2015 Altered Calcium Handling in Reperfusion Injury Med Chem 2016;12(2):114-130 PMID: 26411605


2015 Postgraduate Basic Seminar on Laparoscopic Surgery, Ref. Number 1572 – 18 CME, 159/26-9-2015 Hellenic Surgical Society
Experimental Research Center – ELPEN, Pikermi, Attiki, Greece

2015 Postgraduate Laparoscopic Seminar on Upper GI Surgery, Ref. Number 1573 – 18 CME, 179/17-10-2015, Hellenic Surgical Society,
Experimental Research Center – ELPEN, Pikermi, Attiki, Greece

2015 Postgraduate Laparoscopic Seminar on Lower GI Surgery, Ref. Number 1574 – 18 CME, 187/31-10-2014, Hellenic Surgical Society
Experimental Research Center – ELPEN, Pikermi, Attiki, Greece

2016 Royal College of Surgery “Core Skills in Laparoscopic Surgery” Course 10 – 12 of May 2016,  WIMAT, Cardiff Medicenter Heath Park, Cardiff, Wales, UK

2016 APLS, Central Scotland Course Center 3rd/4th of December 2016 Glasgow, Scotland, UK

2017 Oncology Masterclass I Controversies in Paediatric Surgical Oncology 18th EUPSA conference, May, 17th 2017, Limassol, Cyprus

2017 Introduction to Good Clinical Practice.  A practical guide to ethical and scientific standard guidelines in clinical research eLearning, NIHR, UK

2017 Informed Consent in Paediatric Research eLearning, NIHR, UK

2018 Children’s Trauma Training Day Wessex Trauma Day, PIER November 1st, 2018 University Hospital Southampton, UK

2019 NOTSS Masterclass (Non-operative technical  skills for surgeons), Royal College of  Surgeons, January 17th 2019 VIMARS Simulation Centre Portsmouth, UK

2019 Practical application of Non-Technical Skills  PANTS Workshop, Wessex Deanery January 18th 2019 VIMARS Simulation Centre NHS Portsmouth, UK