• Papanikolaou NC, Charalambous EG, Oustamanolakis P, Klados G, Farsaraki E, Vassilogiannaki S, Neonaki F, Kissamitaki V. Plasma Homocysteine in Cretan patients with stroke. 5th Int. Congress on Coronary Artery Disease, Florence, 2003. Abstract: Journal of Coronary Artery Disease. 2003;5,1:46

• Papanikolaou NC, Charalambous EG, Oustamanolakis P, Klados G, Vassilogiannaki S, Neonaki F, Farsaraki E, Kyriakakis E. Apolipoproteins B, A-1 and Lp(A) in Cretan patients with acute ischemic stroke. 5th Int. Congress on Coronary Artery Disease, Florence, 2003. Abstract: Journal of Coronary Artery Disease. 2003;5,1:121-122

• Paspatis GA, Paraskeva K, Theodoropoulou A, Mathou N, Vardas E, Oustamanolakis P, Chlouverakis G, Karagiannis I. A prospective, randomized comparison of adrenaline injection in combination with detachable snare versus adrenaline injection alone in the prevention of postpolypectomy bleeding in large colonic polyps. BSG Annual Meeting, 2006, Birmingham. Abstract: Gut. 2006;55(Suppl II):A4

• Manolaraki M, Paspatis GA., Vardas E,  Theodoropoulou A, Oustamanolakis P, Gritzali A, Anastasiadou A. Remifentanil versus midazolam and pethidine sedation during colonoscopy: a prospective, randomized study.  BSG Annual Meeting, 2006, Birmingham. Abstract: Gut. 2006;55(Suppl II):A37

• Manolaraki M, Vardas E,  Theodoropoulou A, Oustamanolakis P, Gritzali A, Anastasiadou A, Paspatis GA. Remifentanil versus midazolam and pethidine sedation during colonoscopy: a prospective, randomized study. DDW, 2006, ASGE Postgraduate Course, Los Angeles. Abstract: Gastrointestinal Endoscopy. 2006;63,5:AB195

• Paspatis GA, Paraskeva K, Theodoropoulou A, Mathou N, Vardas E, Oustamanolakis P, Chlouverakis G, Karagiannis I. A prospective, randomized comparison of adrenaline injection in combination with detachable snare versus adrenaline injection alone in the prevention of postpolypectomy bleeding in large colonic polyps. DDW, 2006, ASGE Postgraduate Course, Los Angeles. Abstract: Gastrointestinal Endoscopy. 2006;63,5:AB198

• Oustamanolakis P, Koutroubakis I, Malliaraki N, Karmiris K, Chalkiadakis I, Ganotakis E, Karkavitsas N, Kouroumalis E. Effects of TNF-α inhibition with Infliximab on lipid levels and insulin resistance in patients with inflammatory bowel disease. 16th UEGW, Vienna, 2008. Abstract: Gut. 2008;57(Suppl II):A68 (Travel Grant award)

• Oustamanolakis P, Koutroubakis IE, Karakoidas C, Mantzaris G, Kouroumalis EA. Safety and efficacy of total dose infusion of low molecular weight iron dextran for iron deficiency anemia in patients with inflammatory bowel disease. GASTRO 2009, UEGW/WCOG, London. Abstract: Gut. 2009;58(Suppl II):A171

• Oustamanolakis P, Koutroubakis IE, Karakoidas C, Mantzaris G, Kouroumalis EA. Safety and efficacy of total dose infusion of low molecular weight iron dextran for iron deficiency anemia in patients with inflammatory bowel disease. 4th ECCO Congress, Hamburg, 2009. Abstract: Journal of Crohn’s & Colitis. 2009;3, S58

• Oustamanolakis P, Koutroubakis IE, Drygiannakis D, Karmiris K, Karampasi A, Bourikas L, Kouroumalis EA. Antiglycan Antibodies in Greek patients with Inflammatory Bowel Disease. 5th ECCO Congress, Prague, 2010. Abstract: Journal of Crohn’s & Colitis. 2010;4, S35

• Oustamanolakis P, Koutroubakis IE., Messaritakis H, Niniraki M, Kefalogiannis G, Kouroumalis EA. Prevalence of anemia, iron status and erythropoiesis biomarkers in Greek patients with Inflammatory Bowel Disease. 5th ECCO Congress, Prague, 2010. Abstract: Journal of Crohn’s & Colitis. 2010;4, S111

• Koulentaki M, Grinakis E, Oustamanolakis P, Liodaki N, Stathaki D, Mouzas I. Alcohol outpatient clinic. A 5-years experience in Crete. EASL monothematic conference: Alcoholic liver disease, Athens, Greece, 2010.

• Grinakis E, Koulentaki M, Oustamanolakis P, Liodaki N, Stathaki D, Mouzas I. Alcohol outpatient clinic in University Hospital of Heraklion; an epidemiological overview with outcome results. National Congress of Alcohol Dependence- 1st Meeting of the Lisbon Alcoholism Treatment Unity, Lisbon, Portugal, 2010.

• Oustamanolakis P, Koutroubakis IE, Messaritakis H, Malliaraki N, Sfiridaki A, Kouroumalis EA. Serum hepcidin and prohepcidin concentrations in inflammatory bowel disease. 6th ECCO Congress, Dublin, 2011. Abstract: Journal of Crohn’s & Colitis. 2011;5(1): S47

• Oustamanolakis P, Koutroubakis IE, Messaritakis H, Kefalogiannis G, Niniraki M, Kouroumalis EA. Measurement of reticulocyte and red blood indices in the evaluation of anemia in inflammatory bowel disease. 6th ECCO Congress, Dublin, 2011. Abstract: Journal of Crohn’s & Colitis. 2011;5(1): S48

• Oustamanolakis P, Koutroubakis IE, Messaritakis H, Georgousaki C, Terzoudis S, Niniraki M, Kouroumalis EA. Soluble transferrin receptor-ferritin index is the most efficient marker for the evaluation of anemia in inflammatory bowel disease. 19th UEGW, Stockholm, 2011. Abstract:

• Georgousaki C, Koutroubakis IE, Kouroumalis EA, Oustamanolakis P. Effect of intravenous iron administration on thrombocytosis in inflammatory bowel disease. 7th ECCO Congress, Barcelona, Spain, 2012. Abstract: Journal of Crohn’s & Colitis. 2012;6: S159

• Rommel N, Dejaeger E, Vermeyen B, Scheerens  C, Oustamanolakis P, Selleslagh M, Goeleven A, Tack J, Omari T. The effect of supraglottic swallowing on pressure flow parameters during normal deglutition: influenced by bolus consistency and volume? Dysphagia Research Society 20th annual meeting, Toronto, Ontario, Canada, 2012. Abstract: Dysphagia DOI 10.1007/s00455-012-9428-7

• Oustamanolakis P, Janssen P, Verschueren S, Verbeke K, Tack J. Gastric emptying, gastric accommodation, satiation and return of hunger: a randomized, single blind, cross-over study comparing soy and cow milk in healthy volunteers. Digestive Disease Week 2012, 19-22 May 2012, San Diego, CA, USA. Abstract: Gastroenterology 2012;142(5):S-57

• Rommel N, Selleslagh M, Vermeyen B, Scheerens C, Oustamanolakis P, Dejaeger EW, Tack JF, Omari T. The effect of supraglottic swallowing on pressure flow parameters during normal deglutition: influenced by bolus consistency and volume? Digestive Disease Week 2012, 19-22 May 2012, San Diego, CA, USA. Abstract: Gastroenterology 2012;142(5):S-289-S-290

• Rommel N, Selleslagh M, Vos R, Holvoet L, Depeyper S, Altan E, Oustamanolakis P, Bisschops R, Arts J, Tack JF, Van Oudenhove L. Globus patients are characterized by abnormal sensitization of the esophageal body upon repeated balloon distensions. Digestive Disease Week 2012, 19-22 May 2012, San Diego, CA, USA. Abstract: Gastroenterology 2012;142(5):S-35

• Van Oudenhove L, Selleslagh M, Papathanasopoulos A, Vos R, Holvoet L, Depeyper S, Altan E, Oustamanolakis P, Bisschops R, Arts J, Omari T, Tack JF, Rommel N. Patient characteristics associated with symptom severity in globus: contributions of both esophageal sensorimotor function and psychological factors. Digestive Disease Week 2012, 19-22 May 2012, San Diego, CA, USA. Abstract: Gastroenterology 2012;142(5):S-96

• Georgousaki C, Oustamanolakis P, Terzoudis S, Kouroumalis E, Koutroubakis I. Use of soluble transferrin receptor/log10 ferritin index as a predictor of response to intravenous iron administration in patients with inflammatory bowel disease and anemia. 20th UEGW, Amsterdam, 2012. Abstract: Gut. 2012

• Voudoukis E, Karmiris K, Oustamanolakis P, Charitakis A, Archontakis Z, Giannakopoulou K, Stasinopoulou M, Theodoropoulou A, Sfiridaki A, Paspatis G, Koutroubakis I. Thrombocytosis and iron deficiency in inflammatory bowel disease patients: a mutual relationship. 20th UEGW, Amsterdam, 2012. Abstract: Gut. 2012

• Tsiakalos A, Sougioultzis S, Georgousaki C, Oustamanolakis P, Koutroubakis IE. Circulating autoantibodies to endogenous erythropoietin in IBD. 20th UEGW, Amsterdam, 2012. Abstract: Gut. 2012

• Voudoukis E, Karmiris K, Oustamanolakis P, Theodoropoulou A, Charitakis A, Archontakis Z, Giannakopoulou K, Sfiridaki A, Paspatis G, Koutroubakis I. Thrombocytosis and iron deficiency in inflammatory bowel disease patients: a mutual relationship. 8th ECCO Congress, Vienna, Austria, 2013. Abstract: Journal of Crohn’s & Colitis. 2013

• Georgousaki C, Oustamanolakis P, Terzoudis S, Kouroumalis E, Koutroubakis I. Use of soluble transferrin receptor/log10 ferritin index as a predictor of response to intravenous iron administration in patients with inflammatory bowel disease and anemia. 8th ECCO Congress, Vienna, Austria, 2013. Abstract: Journal of Crohn’s & Colitis. 2013

• Boecxstaens V, Pauwels A, Blondeau K, Oustamanolakis P, Altan E, Boeckxstaens G E, Tack J F. Refractory GERD patients display increased visceral hypersensitivity for thermal, chemical and mechanical esophageal stimulation. Digestive Disease Week 2013, Orlando, FL, USA. Abstract: Gastroenterology 2013;144(5):S-936

• Scheerens C, Vermeyen B, Van Oudenhove L, Selleslagh M, Dejaeger E, Goeleven A, Oustamanolakis P, Tack J, Omari T, Rommel N. Effortful Swallowing Does Not Affect Strength of Pharyngeal Contraction, Rather Its Timing With Bolus Flow: An Automated Impedance Manometry (AIM) Analysis. 3rd European Society for Swallowing Disorders (ESSD) Congress, Malmo, Sweden, 2013.

• Scheerens C, Vermeyen B, Van Oudenhove L, Selleslagh M, Dejaeger E, Goeleven A, Oustamanolakis P, Tack J, Omari T, Rommel N. Does bolus volume and consistency influence swallow physiology during left and right head rotation? An Automated Impedance Manometry (AIM) analysis. 3rd European Society for Swallowing Disorders (ESSD) Congress, Malmo, Sweden, 2013.

• Scheerens C, Selleslagh M, Dejaeger EW, Goeleven A, Van Oudenhove L, Oustamanolakis P, Omari T, Tack JF, Rommel N. Effortful Swallowing Does Not Affect Strength of Pharyngeal Contraction, Rather Its Timing With Bolus Flow: An Automated Impedance Manometry (AIM) Analysis Study. Digestive Disease Week 2014, Chicago, IL, USA. Abstract: Gastroenterology 2014;146(5):S-896