BES meeting 2025 (Final program)
35th Meeting of the Belgian Endocrine Society
October 9 & 10, 2025
Mdeon visa: 25/V2/10413/010443
Thursday October 9:
13:00-13:30 General assembly
Prof. Dr. Laurent Crenier (HUB, Hôpital Erasme), President
Prof. Dr. Guy T’Sjoen (UZ Gent), Treasurer
13:30-13:55 Registration & Welcome coffee
13:55-14:00 Welcome by our president
Prof. Dr. Laurent Crenier (HUB, Hôpital Erasme)
14:00-15:00 Mastering pituitary tumor care: Overcoming management challenges based on expert insights
Sponsored by Recordati
14:00-14:05 Introduction
Prof. Dr. Orsalia Alexopoulou (Cliniques universitaires Saint-Luc)
14:05-14:30 Discussing the clinical picture of Ectopic Cushing’s syndrome & aggressive pituitary tumors
Prof. Dr. Wouter de Herder (Erasmus MC Rotterdam)
14:30-14:55 Clinical cases of Cushing’s disease & aggressive prolactinoma
Dr. Stefan Matei Constantinescu (Cliniques universitaires Saint-Luc)
14:55-15:00 Audience questions and closing remarks
Prof. Dr. Orsalia Alexopoulou (Cliniques universitaires Saint-Luc)
15:00-16:00 European expert consensus on practical management of specific aspects of
parathyroid disorders in adults and in pregnancy: Recommendations of the ESE educational program of parathyroid disorders
Sponsored by Ascendis Pharma
15:00-15:05 Introduction
Dr. Sara Vandewalle (AZ Sint-Jan Brugge)
15:05-15:30 Patient journey, physiopathology and etiology of hypoparathyroidism
Dr. Charlotte Verroken (UZ Gent)
15:30-15:55 New paradigm in hypoparathyroid disorder treatment
Dr. Jean-Philippe Bertocchio (APHP, Hôpital Pitié-Salpêtrière, Paris)
15:55-16:00 Audience questions and closing remarks
Dr. Sara Vandewalle (AZ Sint-Jan Brugge)
16:00-16:45 Coffee break – Poster Session – Registration
16:45-17:00 Welcome at the BES meeting
Prof. Dr. Laurent Crenier (HUB, Hôpital Erasme)
17:00-18:00 Diabetes and technology for inpatients
Prof. dr. Julia Mader (Medical University of Graz)
Introduced by Prof. Dr. Roman Vangoitsenhoven (UZ Leuven)
18:00-19:00 The impact of obesity on fertility
Prof. Dr. Christophe Blockeel (VUB)
Introduced by Prof. Dr. Robert Hilbrands (UZ Brussel)
19:00-20:00 What can the European Reference Networks for Rare Endocrine Conditions
mean to you and your patients?
Prof. Dr. Alberto Pereira Arias (Amsterdam UMC)
Introduced by Prof. Dr. Patrick Petrossians (CHU Liège)
20:00-22:00 Walking dinner
Friday October 10:
08:00-08:30 Registration – Poster Session
Visit of the exhibits and poster viewing
08:30-09:00 BSED in action: update on the diabetes convention, diabetes prevention
& nomenclature
Dr. Dominique Ballaux (BSED)
Introduced by Prof. Dr. Guy T’Sjoen (UZ Gent)
09:00-10:00 New options for treating kidney disease in diabesity
Sponsored by Novo Nordisk
09:00-09:05 Introduction
Prof. Dr. Roman Vangoitsenhoven (UZ Leuven)
09:05-09:50 The specific benefit of combination therapy with SGLT2i in addition to nsMRA and GLP1
Prof. Dr. Peter Rossing (Steno Diabetes Center Copenhagen)
09:55-10:00 Audience questions and closing remarks
Prof. Dr. Roman Vangoitsenhoven (UZ Leuven)
10:00-11:15 A breath of fresh air – don’t forget your walking shoes!
11:15-12:45 Communications by young investigators
Sponsored by Pfizer
Introduced by Prof. Dr. Robert Hilbrands (UZ Brussel)
Clinical and Translational studies: 4 selected presentations
Real-World evidence of the effect of adjunctive semaglutide on weight change, glycaemic control, and metabolic-dysfunction associated steatotic liver disease in people with type 1 diabetes. dr. Jonathan Mertens (UZA)
The use of rapid on-site evaluation during thyroid fine needle aspiration might help improve samples representativity. dr. Aurelien Schommers (CHULiege)
One-year effectiveness and safety in young children aged 2-6 years with type 1 diabetes using an advanced hybrid closed-loop system: a real-world prospective cohort study. PhD Jolien Demeulemeester (KUL)
Discrepancy between haemoglobine A1c and continuous glucose monitoring derived glucose management indicator and its link to microvascular complications in type 1 diabetes. dr. Sarah Van Ostaeyen (UZA)
Clinical Case Reports: 2 selected presentations
Endoscopic Ultrasound-Guided Trans-Gastric Radiofrequency Ablation: An Effective and Safe Alternative Treatment for Left-sided Unilateral Aldosterone-Producing Adenoma. dr. Lynda Bombil (UCL)
Familial hyperaldosteronism type I: Contribution of long-read DNA sequencing. dr. Laura Abdessater (ULB)
12:45-13:30 Lunch
13:30-13:45 Selected Belgian Publication Award
Sponsored by Sandoz
Introduced by Dr. Laura Iconaru (CHU Brugmann)
Evaluation of the thiazide challenge test to differentiate primary from hypercalciuria-related hyperparathyroidism
dr. Ewout Verly (Vitaz, UZ Gent), prof. dr. Bruno Lapauw & dr. Charlotte Verroken (UZ Gent)
13:45-14:15 Belgian Endocrine Society Lecture Award
Sponsored by Novo Nordisk
Introduced by Prof. Dr. Laurent Crenier (HUB, Hôpital Erasme)
“The Changing Landscape in the Assessment of Steroid Hormone concentrations: is it time to set them free?” Prof. dr. Leen Antonio
14:15-14:45 Invited lecture: Thrombotic risk across sexual hormone treatment
Prof. Dr. Cédric Hermans (Cliniques universitaires Saint-Luc)
Introduced by Prof. Dr. Orsalia Alexopoulou (Cliniques universitaires Saint-Luc)
14:45-15:00 Award ceremony of the young investigators
Moderated by Prof. Dr. Laurent Crenier (HUB, Hôpital Erasme)