WILLEM BEMELMAN

Willem A. Bemelman graduated as a surgeon in 1994 trained at the
department of Surgery of the Academic Medical Hospital, University of
Amsterdam and St. Lucas Hospital in Amsterdam. After his training as a
surgeon, he worked at the department of Surgery at Leiden University
Medical Center being responsible for the benign gastrointestinal disease.
In 1999 he returned to the Academic Medical Center to develop the
Minimal Invasive Surgery further. In 2006 he was appointed as a
Professor in Surgery. His field of interest in patient care and research is
the (minimal invasive) treatment of IBD, colorectal cancer and
complication surgery. Bemelman is a EBSQ certified colorectal surgeon
(Bologna 2005), the former president of the ESCP (2019-2020) and
secretary of ECCO (2018-2020). He has more than 630 pubmed papers,
coached more than 50 PhD students and has a H-index of 72.Currently
he is working in the department of surgery of the Amsterdam University
Medical Centers and as a consultant in the IBD unit of the San Raffaele
University Hospital in Milan.
department of Surgery of the Academic Medical Hospital, University of
Amsterdam and St. Lucas Hospital in Amsterdam. After his training as a
surgeon, he worked at the department of Surgery at Leiden University
Medical Center being responsible for the benign gastrointestinal disease.
In 1999 he returned to the Academic Medical Center to develop the
Minimal Invasive Surgery further. In 2006 he was appointed as a
Professor in Surgery. His field of interest in patient care and research is
the (minimal invasive) treatment of IBD, colorectal cancer and
complication surgery. Bemelman is a EBSQ certified colorectal surgeon
(Bologna 2005), the former president of the ESCP (2019-2020) and
secretary of ECCO (2018-2020). He has more than 630 pubmed papers,
coached more than 50 PhD students and has a H-index of 72.Currently
he is working in the department of surgery of the Amsterdam University
Medical Centers and as a consultant in the IBD unit of the San Raffaele
University Hospital in Milan.
Check the activity agenda
Sunday, September 03, 2025
Room 02 – Camila Bueno Auditorium – Einstein Morumbi Education and Research Center (2nd Floor)
Advanced Course on Inflammatory Bowel Diseases
10:50-12:30
MODULE 2: MODULE 2 CD: CROHN'S DISEASE
Discussion 2: Which is the best anastomosis? Are there any open questions?
Any anastomosis, except Kono-S
The Kono-S anastomosis is the best option
Discussion
Daily Practice - Clinical Case 3: Is Crohn's disease in the colon the same as the one in the small intestine?
Discussion 3: Should ileocecal resection be the initial treatment for ileocecal CD?
No! Biological therapy and small molecules are the best way
Yes! Surgery should be considered as the first option
Discussion
Discussion 2: Which is the best anastomosis? Are there any open questions?
Moderator: Sinara Mônica de Oliveira Leite (MG)
Any anastomosis, except Kono-S
The Kono-S anastomosis is the best option
Speaker: Carlos Walter Sobrado Junior (SP)
Discussion
Daily Practice - Clinical Case 3: Is Crohn's disease in the colon the same as the one in the small intestine?
Moderator: Henrique Sarubbi Fillmann (RS)
Debater: Carolina Bortolozzo Graciolli (SP)
Discussion 3: Should ileocecal resection be the initial treatment for ileocecal CD?
Moderator: Fabio Vieira Teixeira (SP)
No! Biological therapy and small molecules are the best way
Yes! Surgery should be considered as the first option
Speaker: Willem Bemelman (Netherlands)
Discussion
13:30-15:30
MODULE 3: CD: CROHN'S DISEASE
Conference: Robotic surgery in IBD: the present or the future?
Daily practice - Clinical case 4: Penetrating ileal CD
Mini-Conference 2: Appendectomy in UC: Where are we and what is missing?
Mini-Conference 3: Prevention of postoperative recurrence - current status and lessons learned
Conference: Robotic surgery in IBD: the present or the future?
Chair: Rogerio Saad Hossne (SP)
Speaker: Andre D’hoore (Belgium)
Daily practice - Clinical case 4: Penetrating ileal CD
Moderator: Rogério Serafim Parra (SP)
Debater: Ornella Sari Cassol (RS)
Mini-Conference 2: Appendectomy in UC: Where are we and what is missing?
Chair: Cláudio Saddy Rodrigues Coy (SP)
Speaker: Willem Bemelman (Netherlands)
Mini-Conference 3: Prevention of postoperative recurrence - current status and lessons learned
Chair: Mariane Gouvea Monteiro de Camargo (SP)
Speaker: Paulo Gustavo Kotze (PR)
15:50-17:30
MODULE 4: CD: CROHN'S DISEASE
Mini-Conference 4: How do I prepare patients for surgery in IBD
Challenge 1: Understanding fistulizing perianal CD: essential knowledge Initial surgical approach – tips and techniques
Initial surgical approach – tips and techniques
Medical treatment: when, what and why?
Corrective surgery: when and which technique?
Discussion
Closing talk: Ileal reservoir: past, present and future
Closing
Mini-Conference 4: How do I prepare patients for surgery in IBD
Chair: Marcelo Rodrigues Borba (SP)
Speaker: Andre D’hoore (Belgium)
Challenge 1: Understanding fistulizing perianal CD: essential knowledge Initial surgical approach – tips and techniques
Moderator: Idblan Carvalho de Albuquerque (SP)
Initial surgical approach – tips and techniques
Speaker: Gilmara Pandolfo Zabot (RS)
Medical treatment: when, what and why?
Speaker: Abel Botelho Quaresma (SC)
Corrective surgery: when and which technique?
Speaker: Eron Fábio Miranda (PR)
Discussion
Closing talk: Ileal reservoir: past, present and future
Chair: Cláudio Saddy Rodrigues Coy (SP)
Speaker: Willem Bemelman (Netherlands)
Closing
Wednesday, September 04, 2025
Angelita Habr-Gama Golden Hall
16:00-18:00
SURGERY WORKSHOP: COLORECTAL ONCOLOGICAL SURGERY
Surgery Workshop (7 min Video X 3 min Discussion)
Complete mesocolon excision
Robotic transanal local resection
Transanal total mesorectal excision: alive and breathing
Robotic approach to multivisceral and exenterative resections
Robotic bowel transit reconstruction
Video-assisted total mesorectal excision: systematization
Inferior mesenteric vein preservation in left colectomy
NOSE (Natural Orifice Specimen Extraction)
Do we need indocyanine green before anastomoses?
Robotic total mesorectal excision
Adjourn & Announcements
Surgery Workshop (7 min Video X 3 min Discussion)
Moderator: Daniel de Barcellos Azambuja (RS)
Debater: Marleny Novaes Figueiredo de Araujo (RJ)
Debater: José Alfredo dos Reis Júnior (SP)
Complete mesocolon excision
Speaker: Willem Bemelman (Netherlands)
Robotic transanal local resection
Transanal total mesorectal excision: alive and breathing
Speaker: Roel Hompes (Netherlands)
Robotic approach to multivisceral and exenterative resections
Speaker: Sami Chadi (Canada)
Robotic bowel transit reconstruction
Speaker: Laila Rashidi (United States)
Video-assisted total mesorectal excision: systematization
Speaker: Luis Chiroque-benites (Peru)
Inferior mesenteric vein preservation in left colectomy
Speaker: Armando Geraldo Franchini Melani (RJ)
NOSE (Natural Orifice Specimen Extraction)
Speaker: Gustavo Becker Pereira (SC)
Do we need indocyanine green before anastomoses?
Speaker: Ian Jenkins (United Kingdom)
Robotic total mesorectal excision
Speaker: Luis Gustavo Capochin Romagnolo (SP)
Adjourn & Announcements
Presenter: Daniel de Barcellos Azambuja (RS)
Friday, September 05, 2025
Angelita Habr-Gama Golden Hall
11:00-12:30
SURGERY WORKSHOP: SURGERY WORKSHOP - CROHN'S DISEASE
7 min Video X 3 min Discussion
Minimally invasive ileocecal resection
Enteroplasty
Manual Kono-S anastomosis in detail
Transabdominal Proctectomy in Crohn’s Disease: Principles and Technique
Transanal Endoscopic Proctectomy in Crohn’s Disease
Management of ileal pouch complications
Minimally invasive ileoanal anastomosis options
Approach to ano-recto-perineal Crohn's disease
7 min Video X 3 min Discussion
Moderator: Marcelo Rodrigues Borba (SP)
Debater: Rogério Serafim Parra (SP)
Debater: Eron Fábio Miranda (PR)
Minimally invasive ileocecal resection
Enteroplasty
Speaker: Arceu Scanavini Neto (SP)
Manual Kono-S anastomosis in detail
Transabdominal Proctectomy in Crohn’s Disease: Principles and Technique
Speaker: Fernanda Bellotti Formiga (SP)
Transanal Endoscopic Proctectomy in Crohn’s Disease
Speaker: Roel Hompes (Netherlands)
Management of ileal pouch complications
Speaker: Willem Bemelman (Netherlands)
Minimally invasive ileoanal anastomosis options
Speaker: Paulo Gustavo Kotze (PR)
Approach to ano-recto-perineal Crohn's disease
Speaker: Phillip Fleshner (United States)
WTC Theater
16:30-18:00
SURGERY WORKSHOP: SURGERY WORKSHOP - UC
Total colectomy in the emergency room
Ileal pouch: always double stapling
Alternatives to double stapling in the ileal pouch: my choices
Laparoscopy or robotics in proctectomy?
Tips and tricks in the difficult ileal pouch
Transanal endoscopic proctectomy in UC: my choices
Adjourn & Announcements
Moderator: Arceu Scanavini Neto (SP)
Debater: Abel Botelho Quaresma (SC)
Debater: Roberto Luiz Kaiser Junior (SP)
Total colectomy in the emergency room
Speaker: Cláudio Saddy Rodrigues Coy (SP)
Ileal pouch: always double stapling
Speaker: Marcelo Rodrigues Borba (SP)
Alternatives to double stapling in the ileal pouch: my choices
Speaker: Willem Bemelman (Netherlands)
Laparoscopy or robotics in proctectomy?
Speaker: Laila Rashidi (United States)
Tips and tricks in the difficult ileal pouch
Speaker: Lucas Faraco Sobrado (SP)
Transanal endoscopic proctectomy in UC: my choices
Speaker: Phillip Fleshner (United States)
Adjourn & Announcements
Presenter: Arceu Scanavini Neto (SP)
Monday, September 06, 2025
Angelita Habr-Gama Golden Hall
08:00-09:40
SESSION: ULCERATIVE COLITIS
Acute colitis: clinical case presentation
Management of acute colitis: role of early advanced therapy
Refractoriness to anti-TNF: diagnosis and management
Surgical treatment: two-stage or three-stage surgery?
Presentation of clinical case outcomes & Discussion
Tips and tricks for the perfect ileal pouch
Role of ileorectal anastomosis in UC
Discussion
Moderator: Raquel Franco Leal (SP)
Debater: Jose Paulo T. Moreira (GO)
Debater: Eron Fábio Miranda (PR)
Acute colitis: clinical case presentation
Speaker: Idblan Carvalho de Albuquerque (SP)
Management of acute colitis: role of early advanced therapy
Speaker: Paulo Gustavo Kotze (PR)
Refractoriness to anti-TNF: diagnosis and management
Surgical treatment: two-stage or three-stage surgery?
Speaker: Henrique Sarubbi Fillmann (RS)
Presentation of clinical case outcomes & Discussion
Speaker: Idblan Carvalho de Albuquerque (SP)
Tips and tricks for the perfect ileal pouch
Speaker: Phillip Fleshner (United States)
Role of ileorectal anastomosis in UC
Speaker: Willem Bemelman (Netherlands)
Discussion