Dr. Shen is the head and medical director of the IBD Center at Columbia. He is also the Vice Chair for Innovation in Medicine and Surgery and a Professor of Medicine (in Surgery). He is one of the world’s pre-eminent leaders in interventional inflammatory bowel disease (IBD) due to his specialized expertise in treating a wide range of pouch-related disorders. In addition to pouchitis and pouch diseases, Dr. Shen specializes in IBD, GI endoscopy (including endoscopic pouch procedures), and imaging technology. Dr. Shen is known as a pioneer in interventional treatment for IBD - this includes postponing or eliminating the need for surgery in some cases.

• 1. General medical therapy for ulcerative colitis2. Indications and perioperative management for restorative proctocolectomy with the ileal pouch3. Techniques of colectomy and ileal pouch surgery4. Factors associated with short- and long-term post-operative complications5. Stoma, mucus fistula, Hartmann pouch, ileorectal anastomosis, and diverted pouch6. Ileal pouch for familial adenomatous polyposis7. Ileal pouch pediatric patients8. Classification of ileal pouch disorders9. Genetic factors in the pathogenesis of chronic inflammatory disorders of the pouch 10. Microbiota in pouchitis and de novo Crohn’s disease of the pouch11. Pathogenesis of pouchitis12. Risk factors for chronic pouch disorders and pouch failure13. Adverse metabolic diseases after pouch surgery14. Diagnosis of pouch disorder: Clinical Evaluation15. Diagnosis of pouch disorders: Endoscopy16. Diagnosis of pouch disorders: Histology17. Disease Index Instruments of Pouchitis, Crohn’s disease of the Pouch and Cuffitis18. Diagnosis of pouch disorders: Abdominal and pelvic imaging19. Diagnosis of pouch disorders: Laboratory tests20. IBD serology in pouch disorders21. Diagnosis of Crohn’s disease of the pouch22. Manometry in ileal pouch 23. Extra-intestinal manifestations and concurrent immune-mediated disorders in pouch patients24. Pouch neoplasia and its surveillance and management25. Diagnosis and management of cuffitis26. Diagnosis and management of pouch vaginal fistula27. Maintenance of a healthy pouch28. Quality of life in patients with healthy or diseased pouch29. Medical therapy for pouchitis30. Medical therapy for Crohn’s disease of the pouch31. Diagnosis and Management of floppy pouch complex32. Medical Endoscopic, surgical therapy for ileal pouch strictures33. Endoscopic therapy for acute and chronic anastomotic leak34. Endoscopic therapy for fistula and abscess35. Endoscopic therapy for bleeding, bezoar, and anastomotic abdnormalities36. Surgical treatment for Crohn’s disease of the pouch37. Salvage and revision surgery for failed pouch37. Special issues: Kock pouch, Barnett Continent Intestinal Reservoir, Diverted pouch39. Liver surgery in UC patients before and after restorative proctocolectomy40. Functional pouch disorders41. Male issues in ileal pouch42. Female issues in ileal pouch43. Novel Approaches for Pouchitis and Colitis with or without Diversion

Dr. Shen is the head and medical director of the IBD Center at Columbia. He is also the Vice Chair for Innovation in Medicine and Surgery and a Professor of Medicine (in Surgery). He is one of the world’s pre-eminent leaders in interventional inflammatory bowel disease (IBD) due to his specialized expertise in treating a wide range of pouch-related disorders. In addition to pouchitis and pouch diseases, Dr. Shen specializes in IBD, GI endoscopy (including endoscopic pouch procedures), and imaging technology. Dr. Shen is known as a pioneer in interventional treatment for IBD - this includes postponing or eliminating the need for surgery in some cases.

• 1. General medical therapy for ulcerative colitis2. Indications and perioperative management for restorative proctocolectomy with the ileal pouch3. Techniques of colectomy and ileal pouch surgery4. Factors associated with short- and long-term post-operative complications5. Stoma, mucus fistula, Hartmann pouch, ileorectal anastomosis, and diverted pouch6. Ileal pouch for familial adenomatous polyposis7. Ileal pouch pediatric patients8. Classification of ileal pouch disorders9. Genetic factors in the pathogenesis of chronic inflammatory disorders of the pouch 10. Microbiota in pouchitis and de novo Crohn’s disease of the pouch11. Pathogenesis of pouchitis12. Risk factors for chronic pouch disorders and pouch failure13. Adverse metabolic diseases after pouch surgery14. Diagnosis of pouch disorder: Clinical Evaluation15. Diagnosis of pouch disorders: Endoscopy16. Diagnosis of pouch disorders: Histology17. Disease Index Instruments of Pouchitis, Crohn’s disease of the Pouch and Cuffitis18. Diagnosis of pouch disorders: Abdominal and pelvic imaging19. Diagnosis of pouch disorders: Laboratory tests20. IBD serology in pouch disorders21. Diagnosis of Crohn’s disease of the pouch22. Manometry in ileal pouch 23. Extra-intestinal manifestations and concurrent immune-mediated disorders in pouch patients24. Pouch neoplasia and its surveillance and management25. Diagnosis and management of cuffitis26. Diagnosis and management of pouch vaginal fistula27. Maintenance of a healthy pouch28. Quality of life in patients with healthy or diseased pouch29. Medical therapy for pouchitis30. Medical therapy for Crohn’s disease of the pouch31. Diagnosis and Management of floppy pouch complex32. Medical Endoscopic, surgical therapy for ileal pouch strictures33. Endoscopic therapy for acute and chronic anastomotic leak34. Endoscopic therapy for fistula and abscess35. Endoscopic therapy for bleeding, bezoar, and anastomotic abdnormalities36. Surgical treatment for Crohn’s disease of the pouch37. Salvage and revision surgery for failed pouch37. Special issues: Kock pouch, Barnett Continent Intestinal Reservoir, Diverted pouch39. Liver surgery in UC patients before and after restorative proctocolectomy40. Functional pouch disorders41. Male issues in ileal pouch42. Female issues in ileal pouch43. Novel Approaches for Pouchitis and Colitis with or without Diversion

Dr. Shen is the head and medical director of the IBD Center at Columbia. He is also the Vice Chair for Innovation in Medicine and Surgery and a Professor of Medicine (in Surgery). He is one of the world’s pre-eminent leaders in interventional inflammatory bowel disease (IBD) due to his specialized expertise in treating a wide range of pouch-related disorders. In addition to pouchitis and pouch diseases, Dr. Shen specializes in IBD, GI endoscopy (including endoscopic pouch procedures), and imaging technology. Dr. Shen is known as a pioneer in interventional treatment for IBD - this includes postponing or eliminating the need for surgery in some cases.

• 1. General medical therapy for ulcerative colitis2. Indications and perioperative management for restorative proctocolectomy with the ileal pouch3. Techniques of colectomy and ileal pouch surgery4. Factors associated with short- and long-term post-operative complications5. Stoma, mucus fistula, Hartmann pouch, ileorectal anastomosis, and diverted pouch6. Ileal pouch for familial adenomatous polyposis7. Ileal pouch pediatric patients8. Classification of ileal pouch disorders9. Genetic factors in the pathogenesis of chronic inflammatory disorders of the pouch 10. Microbiota in pouchitis and de novo Crohn’s disease of the pouch11. Pathogenesis of pouchitis12. Risk factors for chronic pouch disorders and pouch failure13. Adverse metabolic diseases after pouch surgery14. Diagnosis of pouch disorder: Clinical Evaluation15. Diagnosis of pouch disorders: Endoscopy16. Diagnosis of pouch disorders: Histology17. Disease Index Instruments of Pouchitis, Crohn’s disease of the Pouch and Cuffitis18. Diagnosis of pouch disorders: Abdominal and pelvic imaging19. Diagnosis of pouch disorders: Laboratory tests20. IBD serology in pouch disorders21. Diagnosis of Crohn’s disease of the pouch22. Manometry in ileal pouch 23. Extra-intestinal manifestations and concurrent immune-mediated disorders in pouch patients24. Pouch neoplasia and its surveillance and management25. Diagnosis and management of cuffitis26. Diagnosis and management of pouch vaginal fistula27. Maintenance of a healthy pouch28. Quality of life in patients with healthy or diseased pouch29. Medical therapy for pouchitis30. Medical therapy for Crohn’s disease of the pouch31. Diagnosis and Management of floppy pouch complex32. Medical Endoscopic, surgical therapy for ileal pouch strictures33. Endoscopic therapy for acute and chronic anastomotic leak34. Endoscopic therapy for fistula and abscess35. Endoscopic therapy for bleeding, bezoar, and anastomotic abdnormalities36. Surgical treatment for Crohn’s disease of the pouch37. Salvage and revision surgery for failed pouch37. Special issues: Kock pouch, Barnett Continent Intestinal Reservoir, Diverted pouch39. Liver surgery in UC patients before and after restorative proctocolectomy40. Functional pouch disorders41. Male issues in ileal pouch42. Female issues in ileal pouch43. Novel Approaches for Pouchitis and Colitis with or without Diversion