Prior Scientific Activity:

Oral presentations:

  • 14-17 October 2023: The 4D Concept_ Adding the Missing Link to the All-on-X Digital Workflow. ICP2023, The International College of Prosthodontists Biennial Conference, Shanghai, China
  • 30 August- 2nd Sept 2023: Back to the future. The 4D Evolution of the All-on-X Workflow, The International College of Prosthodontists 2023 Symposium, London, UK
  • 24-27 Sept 2023: The 4D Evolution of the All-on-X Digital Workflow. FDI World Dental Congress 2023, Sydney, Australia
  • 7-8 October 2022: Long term success in full arch cases. What does it take to achieve it? Digital Indian Summer, The Workflows/Modjaw Conference, Barcelona, Spain
  • 26-29 Sept 2021: The 4D Concept-Adding the missing link to the digital workflow, Australian Dental Association-FDI 2021 World Dental Congress, Sydney, Australia
  • 30 August-1 September 2018 Esthetic and Functional Smile Design with Minimal Invasive Bonded Ceramic Restorations
    2nd Medan INPRO International Prosthodontic Scientific Meeting-Medan,Indonesia
  • 14-16 September 2017 Esthetic and Functional Smile Design with Minimal Invasive Bonded Ceramic Restorations
    International Federation of Esthetic Dentistry World Meeting, Toyama, Japan
  • 4-6 August 2017, Complete Smile Design with Minimal Invasive Bonded Ceramic Restorations, South Africa Dental Association Annual Conference, Cape Town, South Africa
  • Minimal Invasive Anterior Restorations, Varna Dental Association meeting, Varna, Bulgaria, 10 March 2017
  • Complete Smile Design with Minimal Invasive Bonded Restorations, Pankyprian Dental Association Annual Conference, Nicosia, Cyprus, 4 March 2017
  • Minimal Invasive Anterior Restorations, Guangzhou Dental Show, Guangzhou, China, 2 March 2017
  • Complete Smile Design, Caris HQ, Sofia, Bulgaria, 25 February 2017
  • Minimal and Non Invasive Sectional Porcelain Veneers, 14 Biennial Congress of Aesthetic Dentistry of the Asian Academy of Esthetic Dentistry, 14-15 Nov 2016, Bangkok, Thailand
  • Complete Smile Design, Preconference session, 14 Biennial Congress of Aesthetic Dentistry of the Asian Academy of Esthetic Dentistry, 13 Nov 2016, Bangkok, Thailand
  • Anterior Composite Restorations, 26-29 Oct 2016 DenTech China 2016, Shanghai, China
  • The Geneva Concept. 03-07 October 2016, Dental School, The University of Geneva, Geneva Switzerland www.thegenevaconcept.org
  • Complete Smile Design, 07-09 July 2016, Limassol, Cyprus. www.completesmiledesign.com
  • Cosmetic and functional rehabilitation of the smile using composite resin. CE Course in Department of Operative Dentistry, Dental School, Aristotle University of Thessaloniki, 19 March 2016, Thessaloniki, Greece.
  • Diagnostic and Minimal Invasive Treatment Considerations in the Complete Design of the Smile. 13th Annual Meeting of Cyprus Dental Association 29-30 January 2016, Nicosia, Cyprus.
  • Minimal Invasive Protocols in Full Mouth Rehabilitation, 14-15 Sept 2015, Chinese Medical University School of Stomatology, Shenyang, China.
  • Minimal Invasive Full Mouth Rehabilitation. 2015 International Conference for Dental Esthetics, 7-8 June 2015, Beijing, China.
  • Complete Smile Design and Minimal Invasive Treatment Choices in the Esthetic Rehabilitation of the Smile. Dodecanese Dental Association Summer Meeting, 2 August 2014, Rodos, Greece.
  • Minimal Invasive Esthetic Rehabilitation. 2014 International Conference for Dental Esthetics, 26-28 Feb 2014, Beijing, China.
  • Complete Minimal Invasive Esthetic Rehabilitation. 2014 meeting of the Saudi Dental Society &King Saud University. 12-14 January 2014, Riyadh, KSA.
  • Esthetic Dentistry A to Z! Treatment Planning for Esthetics and Function Krakdent, 9-3 2013, Krakow, Poland.
  • A Minimal and non Invasive Approach to Aesthetic Dentistry. 21st Annual Convention of Thessalia Dental Associations. 18-20 May 2012, Volos, Greece.
  • Complete esthetic rehabilitation using Minimal and non Invasive Bonded Restorations. SDM/Caris 20th Anniversary in Bulgaria. 7th of April 2012, Sofia, Bulgaria.
  • Aesthetic Considerations in Treatment Planning Anterior Prosthodontic Reconstructions. 2012 Symposium of the Nicosia Dental Association, 21st January 2012, Nicosia, Cyprus.
  • Direct and Indirect Aesthetic Reconstructions. Which? When? Where? 61st Alpine Dental Conference, Courchevel 1850, The International Dental Foundation, January 14th-21st 2012, Courchevel, France.
  • A Treatment Planning Protocol that Allows for the Customized Aesthetic Rehabilitation of the Smile Using Minimal and non Invasive Bonded Ceramic Restorations. 7th World Congress IFED- 17th International Conference of SBOE, 2-5 November 2011, Rio, Brazil.
  • Minimal Invasive Aesthetic Dentistry. Customized Rehabilitation of the Smile using Minimal and non Invasive Restorations. 3rd Dental-Facial Cosmetic International Conference, 28-29 October 2011, Dubai, UAE.
  • Direct and Indirect aesthetic reconstructions. Which? When? Where? Esthetic Symposium, Dental World 2011, October 15th 2011, Budapest, Hungary.
  • Customized Rehabilitation of the Smile using Minimal and non Invasive Bonded Ceramic Restorations Sofia Dental Meeting, 29 September- 2 October 2011, Sofia, Bulgaria.
  • Feldspathic ceramic sectional veneers. Treatment planning and procedures.3rd Postgraduate Seminar of The Aristotle University of Thessaloniki Dental School. 23-25 September 2011, Thessaloniki, Greece.
  • Customized Smile Design. A Treatment Methodology for Predictable Esthetic Success. Annual Summer Meeting of the Croatian Dental Association, 2-3 September 2011, Sibenik, Croatia.
  • Customized Rehabilitation of the Smile using Minimal and non Invasive Restorations, 2011 South African Dental Association Dental Congress and Exhibition, 31 August- 2 September 2011, Sun City, South Africa.
  • Customized Rehabilitation of the Smile using Minimal and non Invasive Restorations. UniSim- Raffles Symposium on Oral Science and Technology. 21st August 2011, SIM University, Singapore.
  • Customized Rehabilitation of the Smile using Minimal and non Invasive Restorations. 2nd Minimal Invasive Cosmetic dentistry Symposium. 19th August 2011. Chulalongkorn University, Bangkok, Thailand.
  • Minimal and not Invasive Esthetic treatment protocols. 13th Annual Meeting of the Ionian Islands Dental Association. 11-12 of June 2011, Kefallonia, Greece.
  • Direct and Indirect aesthetic reconstructions. Which? When? Where? Riyadh Dental Association Local Meeting, 30th of April 2011, Riyadh, Saudi Arabia,
  • Direct and Indirect aesthetic reconstructions. Which? When? Where? Damman Dental Association Local Meeting, 29th of April 2011, Damman, Saudi Arabia.
  • Direct and Indirect aesthetic reconstructions. Which? When? Where? Jeddah Dental Association Local Meeting, 27th of April 2011, Jeddah, Saudi Arabia.
  • Minimal Invasive tooth preparation protocols. Croatian Dental Association Meeting. 10-12 December 2010, Zagreb, Croatia.
  • Minimal Invasive Porcelain Reconstructions. ADF Meeting. Annual meeting of the French Dental Association 23-27 November 2010, Paris, France.
  • Porcelain aesthetic reconstructions. Joint Meeting of the Cypriot Dental Association together with the Limassol dental Association. 19-21 November 2010, Limassol, Cyprus.
  • Minimal Invasive Esthetic Dentistry. Meeting of the Heraklion Dental Association. 15-17 October 2010, Heraklion, Greece.
  • Minimal Invasive treatment planning in Esthetic Dentistry. Serbian Dental Association Meeting. 9-10 October 2010, Belgrade, Serbia.
  • Non-Invasive feldspathic porcelain restorations. Meeting of the Kavala Dental Association. 25-26 September 2010, Kavala, Greece.
  • Non-Invasive feldspathic porcelain restorations. Aristotle University of Thessaloniki Postgraduate Seminar. 25-26 September 2010, Thessaloniki, Greece.
  • Porcelain aesthetic reconstructions. Boznian Dental Association Conference. 18-19 September 2010, Sarajevo, Boznia
  • Predictable prosthetic protocols for esthetic success. Slovenian Dental Association meeting, 5-6 June 2010, Ljubljana, Slovenia.
  • Customized aesthetic treatment using minimal or non-invasive feldspathic porcelain veneers. BDA, British Dental Conference and Exhibition, 20-22 May 2010, Liverpool, England.
  • Treatment planning for predictability in esthetic treatment. Spring Meeting of the Croatian dental Association. 24 April 2010, Opatija, Croatia.
  • Porcelain aesthetic reconstructions. 12-13 March 2010, Srpska, Boznia.
  • Predictable Outcomes in Esthetic Treatment Adopting a minimal or Non Invasive Methodology, Annual Conference of the Croatian dental Association, 11-12 December 2009, Zagreb, Croatia.
  • Current Concepts in Aesthetic Prosthodontics. 1st South Asian Cosmetic and Aesthetic Dentistry Congress, South Asian Cosmetic Academy, 28-29 November, Kathmandu, Nepal.
  • Aesthetic Approach in Clinical Dental Practice. 29th Annual Conference of the Hellenic Dental Association, 13-15 Νοvember 2009, Ιoannina, Greece.
  • Achieving predictable outcomes in aesthetic treatment, adopting a minimal or non invasive methodology. 6th Joint World Congress of the International Federation of Aesthetic Dentistry and the American Academy of Esthetic Dentistry, August 3-5 2009, Las Vegas, USA.
  • The use of bonded porcelain restorations. 6th International Conference of the Hellenic Academy of Aesthetic Dentistry, 6-8 March 2009, Athens, Greece.
  • Current all ceramic systems. 10th Annual meeting of the Nicosia Dental Association, 23-24 January 2009, Nicosia, Cyprus.
  • Treatment planning for esthetic success. 10th Annual meeting of the Nicosia Dental Association, 23-24 January 2009, Nicosia, Cyprus.
  • Current concepts in minimal invasive esthetic dentistry. Annual meeting of the members of the Turkish Academy of Aesthetic Dentistry, 16 January 2009, Istanbul, Turkey.
  • Mastering anterior aesthetics with bonded porcelain restorations. Tehran Dental Exhibition and Congress, 21-24 October 2008, Tehran, Iran.
  • Mastering anterior aesthetics with bonded porcelain restorations. Sofia Dental Meeting, 20 September 2008, Sofia, Bulgaria.
  • Predictability in aesthetic dental treatment. 11th Annual Meeting of the Eptanisian Dental Association, 22-25 Μay 2008, Leykas, Greece.
  • Precise tooth preparation using a 3-dimensional silicon index. 13th Congress Of the Balcan Stomatological Society, 1-4 May 2008, Limassol, Cyprus.
  • Aesthetic treatment in the Indirect world. What does it take to deliver it predictably? Pacific Dental Meeting, March 6-8 2008, Vancouver, Canada.
  • Predictable Aesthetic Treatment using minimal or non invasive porcelain veneers. 5th World Congress of the International Federation of Aesthetic Dentistry, May 4-6 2007, Seoul, Korea.
  • Anterior prosthetic rehabilitation using all ceramic restorations. Pacific Dental Meeting, 8-10 March 2007, Vancouver, Canada.
  • Minimal invasive prosthetic treatment and its relation to pulp health. Annual meeting of the Aegean area chapter of dentists. 3rd of December 2006 , Antalya, Turkey.
  • Current perio-prosthetic approach to the management of common aesthetic problems in the anterior region. Cypriot Dental association’s annual meeting, 1st of December 2006, Limassol, Cyprus.
  • New Perspective and Excellence in Aesthetic Dentistry. Symposium on Esthetic Dentistry of The Saudi Dental Society, 26-28 April 2006, Dubai, UAE.
  • Minimal invasive prosthetic reconstructions. 3rd International Congress of Aesthetic Dentistry of the Hellenic Academy of Aesthetic Dentistry, 18-19 March 2006, Thessaloniki, Greece.
  • Aesthetic Design of indirect reconstructions. What does it take? 2nd international joint conference of the Romanian Dental Association and the Romanian Academy of Esthetic Dentistry, 6-8 October 2005, Bucharest, Romania.
  • Porcelain veneers. Methodology of their use. Conference on Aesthetic Dentistry organized by the Hellenic Ministry of Health, Hellenic Ministry of Health, 16-17 June 2005, Athens.
  • Esthetic success during prosthetic treatment. Diyarbakir Dental Symposium on Esthetic Dentistry, 26-27 March 2005, Diyarbakir, Turkey.
  • Implant prostheses ‘made easy”. A methodological approach. Sharjah Dental Symposium. 26-27 February 2003, Sharjah, United Arab Emirates.
  • One piece castings and means to achieve passive fit. 22nd Annual meeting of the Hellenic Dental Association, 2002, Kos, Greece.
  • Maxillary defect reconstructions using dental implants as means of retention. 21st Annual meeting of the Hellenic Dental Association, 2001, Thessaloniki, Greece.
  • Implant placement on maxillary defects with limited bone anchorage NYU representation at the 6th Annual Northeast Postdoctoral Symposium at October 7-8, 1999, Baltimore, Maryland, USA.

Poster presentations:

  • Achieving passive fit using one piece cast frameworks. European Academy of Osseointegration, 2000 meeting Milan, Italy.
  • A surgical template allowing correlation of CT scan data with implant placement. American College of Prosthodontics 1999 Annual Session, at October 20-23, 1999, New York, NY, USA.
  • The influence of thermo-cycling and load cycling upon the resin/metal interface. 1996 British Society of Dental Research Annual Meeting.

Table Clinic presentations:

  • A surgical template allowing correlation of CT scan data with implant placement. Academy of Osseointegration 14th Annual Meeting at March 4-6, 1999, Palm Springs, California, USA.
  • A surgical template allowing correlation of CT scan data with implant placement. American College of Prosthodontics Annual Session, October 20-23, 1999, New York, NY, USA.

Hands on practical courses:

  • Cosmetic and functional rehabilitation of the smile using composite resin. A hands on seminar. CE Course in Department of Operative Dentistry, Dental School, Aristotle University of Thessaloniki, 19 March 2016, Thessaloniki, Greece.
  • Centric Relation Jaw Manipulation and Anterior Deprogrammer Manufacturing. 13th Annual Meeting of Cyprus Dental Association 29-30 January 2016, Nicosia, Cyprus.
  • A practical course in Registering Centric Relation. Dodecanese Dental Association Summer Meeting, 2 August 2014, Rodos, Greece.
  • Minimal Invasive Complete Esthetic Rehabilitation. A 3 day practical course, Arrail Dental Hospital, 18-20 April 2014, Beijing, China.
  • Esthetic Rehabilitation and Practical Occlusion. A 3 day practical course for the general practitioner. 4-6 April 2014, Athens, Greece.
  • A practical course on the Complete esthetic rehabilitation using Minimal and non Invasive Bonded Restorations. SDM/Caris 20th Anniversary in Bulgaria. 8th of April 2012, Sofia University Dental School, Bulgaria.
  • A Practical Course on all Treatment Stages of Bonded Ceramic Veneers, Sofia Dental Meeting, 29 September- 2 October 2011, Sofia, Bulgaria.
  • A hands On course on minimal Invasive tooth preparation protocols for esthetic success. Croatian Dental Association Meeting. 10-12 December 2010, Zagreb, Croatia.
  • A Hands on course for dentists and dental technicians on the laboratory and clinical treatment stages of ceramic veneers. Dinos Kountouras BDS & August Bruguera MDT . Hellenic Academy of Esthetic Dentistry Hands on Seminars, 14-16 November 2009, 12-14 November 2010, 11-13 November 2011, Athens, Greece.
  • Porcelain veneers. Clinical procedures from the design stage up to cementation. Cypriot Dental Association’s 2006 annual meeting, 30th of November, Limassol, Cyprus.
  • Porcelain veneers. Clinical procedures from the design stage up to cementation. Hellenic Academy of Aesthetic Dentistry 2008 annual meeting, 4-6 April 2008, Thessaloniki, Greece.

Scientific Publications:

  1. Helicobacter pylori infection and oesophageal adenocarcinoma.
    Kountouras J, Polyzos SA, Zeglinas C, Katsinelos P, Giorgakis N, Vardaka E, Kountouras C, Artemaki F, Tzivras D, Kazakos E, Tsiaousi E, Deretzi G.
    Cancer Epidemiol. 2016 Apr 18. pii: S1877-7821(16)30045-5. doi: 10.1016/j.canep.2016.04.005. [Epub ahead of print].
  2. Comment on “The correlation of Helicobacter pylori with the development of cholelithiasis and cholecystitis: the results of a prospective clinical study in Saudi Arabia”.
    Kountouras J, Tsiaousi E, Trigonis S, Polyzos SA, Katsinelos P, Zavos C, Vardaka E, Kountouras C, Gavalas E, Anastasiadou K, Vlachaki E, Boziki M, Zeglinas C, Venizelos I, Deretzi G.
    Eur Rev Med Pharmacol Sci. 2016 Jan;20(1):3-4.
  3. Bone Marrow-Derived Stem Cells in Pathogenesis of Helicobacter pylori-Associated Gastrointestinal Cancer.
    Kountouras J, Polyzos SA, Zavos C, Kapetanakis N, Pilpilidis I, Vrettos M, Kountouras C, Vardaka E, Zeglinas C, Katsinelos P, Deretzi G.
    Clin Transl Gastroenterol. 2015 Dec 10;6:e129. doi: 10.1038/ctg.2015.57.
  4. Helicobacter pylori-related ApoE 4 polymorphism may be associated with dysphagic symptoms in older adults.
    Kountouras J, Tsolaki F, Tsolaki M, Gavalas E, Zavos C, Polyzos SA, Boziki M, Katsinelos P,Kountouras C, Vardaka E, Tagarakis GI, Deretzi G.
    Dis Esophagus. 2015 Apr 15. doi: 10.1111/dote.12364. [Epub ahead of print].
  5. Helicobacter pylori-related metabolic syndrome might justify earlier colorectal cancer screening.
    Romiopoulos I, Kountouras J, Polyzos SA, Zavos C, Kapetanakis N, Deretzi G, Vardaka E,Kountouras C, Tsiaousi E, Anastasiadou K, Giorgakis N, Boura P, Katsinelos P.
    Gastrointest Endosc. 2014 Jul;80(1):188-9. doi: 10.1016/j.gie.2014.01.054.
  6. Helicobacter pylori might contribute to nonalcoholic fatty liver disease-related cardiovascular events by releasing prothrombotic and proinflammatory factors.
    Kountouras J, Polyzos SA, Zavos C, Deretzi G, Kountouras C, Vardaka E, Katsinelos P, Tsiaousi E, Grigoriadis N, Romiopoulos I, Tzilves D, Giartza-Taxidou E.
    Hepatology. 2014 Oct;60(4):1450-1. doi: 10.1002/hep.27168. Epub 2014 May 19.
  7. Letter: low risk of colorectal cancer in a Greek cohort of inflammatory bowel disease patients.
    Kountouras J, Zavos C, Chatzopoulos D, Polyzos SA, Deretzi G, Simeonidou C, Grigoriadis N, Vardaka E, Kountouras C, Loli E, Moschos J, Kouklakis G, Katsinelos P.
    Aliment Pharmacol Ther. 2014 May;39(9):1001-2. doi: 10.1111/apt.12689.
  8. A proposed role of human defensins in Helicobacter pylori-related neurodegenerative disorders. Kountouras J, Deretzi G, Gavalas E, Zavos C, Polyzos SA, Kazakos E, Giartza-Taxidou E, Vardaka E, Kountouras C, Katsinelos P, Boziki M, Giouleme O.
    Med Hypotheses. 2014 Mar;82(3):368-73. doi: 10.1016/j.mehy.2013.12.025. Epub 2014 Jan 14. PMID: 24472867 [PubMed – in process] Related citations
    Select item 23642394.
  9. Is Helicobacter pylori the usual suspect behind gastroesophageal reflux disease and dacryostenosis?
    Kountouras J, Zavos C, Polyzos SA, Romiopoulos I, Stergiopoulos C, Tsiaousi E, Deretzi G, Giartza-Taxidou E, Vardaka E, Loli E, Kountouras C, Katsinelos P.
    Med Hypotheses. 2013 Jul;81(1):147. doi: 10.1016/j.mehy.2013.03.040. Epub 2013 Apr 30.
  10. Helicobacter pylori may play an important role in both axonal type Guillain-Barré syndrome and acute inflammatory demyelinating polyradiculoneuropathy. Kountouras J, Zavos C, Deretzi G, Gavalas E, Polyzos S, Vardaka E, Kountouras C, Giartza-Taxidou E, Koutlas E, Tsiptsios I.
    Clin Neurol Neurosurg. 2011 Jul;113(6):520. doi: 10.1016/j.clineuro.2011.01.004. Epub 2011 Feb 12.
  11. Dinos Kountouras, August Bruguera. Diastema closure using non invasive porcelain veneers. Greek edition of the European Journal of Esthetic Dentistry. Vol.1, Autumn 2009, pp. 30-38.
  12. Dinos Kountouras. Non- Invasive “Mini” Veneers. An alternative to direct resin restorations. 2009 Dental Tribune ONLINE Edition.
  13. Dinos Kountouras. The use of Non-Invasive ceramic Veneers as an alternative to direct resin restorations Cosmetic Dentistry, 2009, vol.3, issue 1, pp. 12-15.
  14. Dinos Kountouras. ‘Smile Enhancement utilizing Non- Invasive “Mini” Veneers as an alternative to Direct Resin Restorations.’ Oral Health Journal, 2008, April, pp. 24-32.
  15. Kountouras, C. G., Howlett, J. A., & Pearson, G. J., ‘Flexural and thermal cycling of resins for veneering removable overlay dentures’. 1999, J Dent, vol. 27, issue 5, pp. 367-72.

Published Abstracts:

  • Kountouras C et al. The effect of cyclical loading upon the resin metal interface. Abstract no. 390, J Dent Res 75 (5), 1996, p.1178