Time Friday, December 11 Time

Virtual room 1 Virtual room 2

10:00 - 11:10 (60 minutes)

Welcome Messages & Opening Plenary Session (Welcome Messages are going to be dedicated to tribute

Professor Nicola Scopinaro)Chairs: Martin Fried and Gerhard Prager

10:00 - 11:10

10:00 - 10:10Welcome by IFSO-EC president Gerhard Prager

and Conference president Martin Fried10:00 - 10:10

10:10 - 10:15

Obesity, a disease / Why obesity should be recognized as a disease

Rachel Battherham (United Kingdom)

10:10 - 10:1510:15 - 10:20 10:15 - 10:2010:20 - 10:25 10:20 - 10:2510:25 - 10:32 10:25 - 10:3210:32 - 10:35 10:32 - 10:3510:35 - 10:40 10:35 - 10:4010:40 - 10:45

Why do patients respond differently to standardized bariatric opertations? Anita Courcolas (USA)

10:40 - 10:4510:45 - 10:50 10:45 - 10:5010:50 - 10:55 10:50 - 10:5510:55 - 11:00 10:55 - 11:0011:00 - 11:05 11:00 - 11:0511:05 - 11:10 11:05 - 11:1011:10 - 11:15 Break 11:10 - 11:15

11:15 - 12:15 (60 minutes)

Plenary Session 1 Bariatric surgery in adolescents

Chairs: Torsten Olbers and Paulina Salminen

Parallel Session 1 Integrated health

Chairs: Tair Ben-Porat, Shiri Sherf-Dagan11:15 - 12:15

11:15 - 11:20

Current status and practise of bariatric surgery in adolescents

Tom Inge (USA)

Conducting research in the bariatric surgery integrated health field: Practice tools for assessment

Tair Ben-Porat and Shiri Sherf-Dagan (Israel)11:15 - 11:2711:20 - 11:25

11:25 - 11:3011:30 - 11:35 The challenge of developing nutritional guidelines for

bariatric surgery Mary O‘Kane (United Kingdom)

11:27 - 11:3911:35 - 11:4011:40 - 11:4511:45 - 11:50

The value of qualitative research Yitka Graham (United Kingdom)

11:39 - 11:5111:50 - 11:5511:55 - 12:00

The mental health perspective in adolescent bariatric surgery

Kajsa Järvholm (Sweden)

12:00 - 12:05 Nutritional studies in bariatric surgery: An Integrative and translational approach

Violeta L. Moize11:51 - 12:0312:05 - 12:10

12:10 - 12:15Response to Intramuscular Cholecalciferol in Post--Bariatric Patients not responding to High Dose Oral

Cholecalciferol (ID #88) Laura Heusschen (Netherlands)

12:03 - 12:15

12:15 - 12:25 Break 12:15 - 12:25Virtual Hall 1

12:25 - 13:10Industry Symposium ETHICON: Latest Evidence and Innovation in Bariatric & Metabolic Surgery

Chairs: Carel Le Roux12:25 - 13:10

12:25 - 12:28 Welcome, Carel Le Roux (Ireland)12:28 - 12:35 MOMS Trial, Carel Le Roux (Ireland)12:35 - 12:42 GATEWAY Trial, Carlos Schiavon (Brazil)12:42 - 12:49 Real World Evidence in Stapling, Karl Rheinwalt (Germany)12:49 - 13:10 Pannel Discussion, Carel Le Roux, Carlos Schiavon, Karl Rheinwalt

13:15 - 13:35Industry Symposium WL Gore: Long term follow-up of Reinforced Hiatal Hernia Repair on obese patient:

our experience at 5 years, Gianfranco Silecchia13:10 - 13:30

13:35 - 14:15 Lunch Break 13:35 - 14:15

14:15 - 15:15 (60 minutes)

Plenary Session 2 OAGB: pro/con and endoluminal procedures

Chairs: Ralph Peterli, Maurizio De Luca

Parallel Session 2 Best abstract session (clinical and/or basic research)

Chairs: Michel Suter, Moritz Felsenreich

14:15 - 15:18

I F S O - E C V I R T U A L C O N F E R E N C E 2 0 2 0 P R O G R A M

11 December 2020

CMYK 54-41-1-0 • Pantone 2715 C

CMYK PANTONE

CMYK 0-0-100-0 • Pantone Yellow C

CMYK 0-60-100-0 • Pantone 1595 C

CMYK 0-100-100-0 • Pantone 1797 C

IFSO-ECVIRTUAL 2020

CONFERENCE

I F S O - E C V I R T U A L C O N F E R E N C E 2 0 2 0 P R O G R A M

14:15 - 14:20 OAGB PRO Jean-Marc Chevallier (France)

Revisional surgery after sleeve gastrectomy: a national study data on 230,000 patients (ID #159)

Andrea Lazzati (France)14:15 - 14:24

14:20 - 14:25

14:25 - 14:30 OAGB CON Scott A. Shikora (USA)

Aberrant ghrelin profile is a key determinant of subopti-mal weight loss after bariatric surgery, with greater in-fluence following Roux-en-Y gastric bypass than sleeve

gastrectomy (ID #125) Roxanna Zakeri (United Kingdom)

14:24 - 14:33

14:30 - 14:35

14:35-14:40Rebuttals OAGB PRO and CON

Jean-Marc ChevalierInvestigating the relationship between eating beha-viours and glucagon-like-peptide 1 in patients with

suboptimal weight loss after bariatric surgery (ID #205) Jessica Mok (United Kingdom)

14:33 - 14:4214:40 - 14:45

Rebuttals OAGB PRO and CONScott A. Shikora

14:45-14:50

Endoscopic sleeve gastrectomy Mohit Bhandari (India)

Roux-en-Y Gastric Bypass as a Treatment for Barrett’s Esophagus after Sleeve Gastrectomy (ID #5)

Moritz Felsenreich (Austria)14:42 - 14:51

14:50 - 14:55

14:55 - 15:00 Banded versus non-banded sleeve gastrectomy: 3-year results of a randomized controlled trial (ID #41)

Fink Jodok (Germany)14:51 - 15:00

15:00 - 15:05

Endoscopic procedures for weight regain - the question of durability?

Aayed Alqahtani (Saudi Arabia)15:05 - 15:10 Barrett oesophagus and reflux-oesophagitis five years

after laparoscopic sleeve gastrectomy and Roux-Y-gast-ric-bypass (ID #192)

Bettina Wölnerhanssen

15:00 - 15:0915:10 - 15:15

Non-alcoholic fatty liver disease after one-anastomosis gastric bypass in a rodent model of different bypass

lengths (ID #215) Paula Richwien (Austria)

15:09 - 15:18

15:15 - 15:30 Break 15:15 - 15:30

15:30 - 16:30 (60 minutes)

Plenary Session 3 IFSO-EC/EASO How to deal with the variability of bariatric surgery

outcomes? Chairs: Gerhard Prager and Rachel Batterham

Parallel Session 3: MiscellaneousChairs: Christine Stroh, Maurizio De Luca

15:30 - 16:30 (60 minutes)

15:30 - 15:35

Cardiovascular disease prevention in T2DM: Bariatric surgery vs. Pharmacotherapy and the role of adjuvant

pharmacotherapy for insufficient weight loss Luca Busetto (Italy)

Surgical correction of protein malnutrition in patients with Duodenal Switch

Oleksandr Kalashnikov (Ukraine)15:30 - 15:40

15:35 - 15:40

15:40 - 15:45 Staple line management during Sleeve Gastrectomy. Results from a randomized controlled trial

María Rita Rodríguez Luna (Spain)15:40 - 15:50

15:45 - 15:50

15:50 - 15:55 A comparison between renal function over time, following laparoscopic adjustable gastric band surgery

vs. laparoscopic sleeve gastrectomy surgery Zvi Perry (Israel)

15:50 - 16:0015:55 - 16:00

Role of surgery in excessive weight loss after bariatric surgery

Ralph Peterli (Switzerland)

16:00 - 16:05 Single anastomosis jejuno-ileal (SAJI): a new malabsorpitive revisional surgery for insufficient weight

loss or weight regain after Roux-En Y gastric bypassMaurizio De Luca (Italy)

16:00 - 16:1016:05 - 16:10

16:10 - 16:15 Influence of resected gastric volume on long term results – data of German Bariatric Registry

Christine Stroh (Germany)16:10 - 16:20

16:15 - 16:20Different effects on metabolic endpoints of T2DM and

NASH Francois Pattou (France)

16:20 - 16:25 EASO - IFSO-EC future cooperationDana Müllerova (Czech Republic)

16:20- 16:3016:25 - 16:30

Time Friday, December 11 Time

Virtual room 1 Virtual room 2

11 December 2020

CMYK 54-41-1-0 • Pantone 2715 C

CMYK PANTONE

CMYK 0-0-100-0 • Pantone Yellow C

CMYK 0-60-100-0 • Pantone 1595 C

CMYK 0-100-100-0 • Pantone 1797 C

IFSO-ECVIRTUAL 2020

CONFERENCE

I F S O - E C V I R T U A L C O N F E R E N C E 2 0 2 0 P R O G R A M

Time Friday, December 11 Time

Virtual room 1 Virtual room 2

11 December 2020

CMYK 54-41-1-0 • Pantone 2715 C

CMYK PANTONE

CMYK 0-0-100-0 • Pantone Yellow C

CMYK 0-60-100-0 • Pantone 1595 C

CMYK 0-100-100-0 • Pantone 1797 C

IFSO-ECVIRTUAL 2020

CONFERENCE

16:30 - 16:40 Break 16:30 - 16:40Virtual Hall 1

16:40-17:25Industry Symposium MEDTRONIC: World Obesity Day: what’s in it for You?

Chairs: Gerhard Prager16:40-17:25

16:40 - 16:45World Obesity Day (WOD): The importance of an obesity day

in raising awareness and driving access to careGerhard Prager (Austria)

16:45 - 16:50The evolution of World Obesity Day: What it means to society and patients and how WOD can continue to shift the needle

Vicki Mooney

16:50 - 16:55Success Story 1: Italy - how an obesity day has helped us get obesity classified as a chronic disease

Luca Busetto (Italy)

16:55 - 17:00Success Story 2: The perfect occasion to promote a multidisciplinary approach

Roos van der Ven (Netherlands)

17:00 - 17:05Success Story 3: Austria - How we have attracted patients

Gerhard Prager (Austria)

17:05 - 17:25Discussion; Questions and Answers; Closing Remarks

Gerhard Prager, Vicki Mooney, Luca Busetto, Roos van der Ven

17:25 - 17:35 Closing remarks: IFSO-EC president Gerhard Prager 17:25 - 17:35