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Imaging of Bariatric Surgery
Atif Zaheer, MD; Michael P. Federle, MD, FACR
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KEY FACTS

  • Imaging

    TERMINOLOGY

    • Definitions

      • Imaging techniques and findings used to evaluate possible complications of surgical procedures meant to induce weight loss

    IMAGING

    • General Features

      • Radiographic Findings

        • Imaging Recommendations

          DIFFERENTIAL DIAGNOSIS

            PATHOLOGY

            • General Features

              CLINICAL ISSUES

              • Presentation

                • Demographics

                  • Natural History & Prognosis

                    DIAGNOSTIC CHECKLIST

                    • Consider

                      Selected References

                      1. Shin CI et al: Normal and abnormal postoperative imaging findings after gastric oncologic and bariatric surgery. Korean J Radiol. 21(7):793-811, 2020
                      2. Tonolini M et al: Early postoperative imaging after non-bariatric gastric resection: a primer for radiologists. Insights Imaging. 8(4):393-404, 2017
                      3. Gaetke-Udager K et al: A guide to imaging in bariatric surgery. Emerg Radiol. 21(3):309-19, 2014
                      4. Levine MS et al: Imaging of bariatric surgery: normal anatomy and postoperative complications. Radiology. 270(2):327-41, 2014
                      5. Sonavane SK et al: Laparoscopic adjustable gastric banding: what radiologists need to know. Radiographics. 32(4):1161-78, 2012
                      6. Ni Mhuircheartaigh J et al: Imaging features of bariatric surgery and its complications. Semin Ultrasound CT MR. 34(4):311-24, 2013
                      7. Kawamoto S et al: Adjustable laparoscopic gastric banding: demonstrated on multidetector computed tomography with multiplanar reformation and 3-dimensional imaging. J Comput Assist Tomogr. 33(2):288-90, 2009
                      8. Salar O et al: Gastric band erosion, infection and migration causing jejunal obstruction. BMJ Case Rep. 2013, 2013
                      9. Blachar A et al: Gastrointestinal complications of laparoscopic roux-en-Y gastric bypass surgery in patients who are morbidly obese: findings on radiography and CT. AJR Am J Roentgenol. 179(6):1437-42, 2002
                      10. Gupta D et al: Clinical and radiologic findings of massive gastric prolapse after laparoscopic adjustable gastric banding. Surg Obes Relat Dis. 5(3):381-2, 2009
                      11. Wong SK et al: Laparoscopic bariatric surgery: a five-year review. Hong Kong Med J. 15(2):100-9, 2009
                      12. Daylami R et al: Accuracy of upper gastrointestinal swallow study in identifying strictures after laparoscopic gastric bypass surgery. Surg Obes Relat Dis. 4(2):96-9, 2008
                      13. Ukleja A et al: Outcome of endoscopic balloon dilation of strictures after laparoscopic gastric bypass. Surg Endosc. 22(8):1746-50, 2008
                      14. Lee S et al: Effect of location and speed of diagnosis on anastomotic leak outcomes in 3828 gastric bypass cases. J Gastrointest Surg. 11(6):708-13, 2007
                      15. Nishie A et al: Comparison of size of proximal gastric pouch and short-term weight loss following routine upper gastrointestinal contrast study after laparoscopic Roux-en-Y gastric bypass. Obes Surg. 17(9):1183-8, 2007
                      16. Jha S et al: Detection of strictures on upper gastrointestinal tract radiographic examinations after laparoscopic Roux-en-Y gastric bypass surgery: importance of projection. AJR Am J Roentgenol. 186(4):1090-3, 2006
                      17. Martin LC et al: Review of internal hernias: radiographic and clinical findings. AJR Am J Roentgenol. 186(3):703-17, 2006
                      18. Champion JK et al: Small bowel obstruction and internal hernias after laparoscopic Roux-en-Y gastric bypass. Obes Surg. 13(4):596-600, 2003
                      19. Hamilton EC et al: Clinical predictors of leak after laparoscopic Roux-en-Y gastric bypass for morbid obesity. Surg Endosc. 17(5):679-84, 2003
                      20. Papasavas PK et al: Laparoscopic management of complications following laparoscopic Roux-en-Y gastric bypass for morbid obesity. Surg Endosc. 17(4):610-4, 2003
                      21. Arteaga JR et al: Management of gastrojejunal anastomotic leaks after Roux-en-Y gastric bypass. Am Surg. 68(12):1061-5, 2002
                      22. Blachar A et al: Gastrointestinal complications of laparoscopic Roux-en-Y gastric bypass surgery: clinical and imaging findings. Radiology. 223(3):625-32, 2002
                      23. Blachar A et al: Internal hernia: an increasingly common cause of small bowel obstruction. Semin Ultrasound CT MR. 23(2):174-83, 2002
                      Related Anatomy
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                      Related Differential Diagnoses
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                      References
                      Tables

                      Tables

                      KEY FACTS

                      • Imaging

                        TERMINOLOGY

                        • Definitions

                          • Imaging techniques and findings used to evaluate possible complications of surgical procedures meant to induce weight loss

                        IMAGING

                        • General Features

                          • Radiographic Findings

                            • Imaging Recommendations

                              DIFFERENTIAL DIAGNOSIS

                                PATHOLOGY

                                • General Features

                                  CLINICAL ISSUES

                                  • Presentation

                                    • Demographics

                                      • Natural History & Prognosis

                                        DIAGNOSTIC CHECKLIST

                                        • Consider

                                          Selected References

                                          1. Shin CI et al: Normal and abnormal postoperative imaging findings after gastric oncologic and bariatric surgery. Korean J Radiol. 21(7):793-811, 2020
                                          2. Tonolini M et al: Early postoperative imaging after non-bariatric gastric resection: a primer for radiologists. Insights Imaging. 8(4):393-404, 2017
                                          3. Gaetke-Udager K et al: A guide to imaging in bariatric surgery. Emerg Radiol. 21(3):309-19, 2014
                                          4. Levine MS et al: Imaging of bariatric surgery: normal anatomy and postoperative complications. Radiology. 270(2):327-41, 2014
                                          5. Sonavane SK et al: Laparoscopic adjustable gastric banding: what radiologists need to know. Radiographics. 32(4):1161-78, 2012
                                          6. Ni Mhuircheartaigh J et al: Imaging features of bariatric surgery and its complications. Semin Ultrasound CT MR. 34(4):311-24, 2013
                                          7. Kawamoto S et al: Adjustable laparoscopic gastric banding: demonstrated on multidetector computed tomography with multiplanar reformation and 3-dimensional imaging. J Comput Assist Tomogr. 33(2):288-90, 2009
                                          8. Salar O et al: Gastric band erosion, infection and migration causing jejunal obstruction. BMJ Case Rep. 2013, 2013
                                          9. Blachar A et al: Gastrointestinal complications of laparoscopic roux-en-Y gastric bypass surgery in patients who are morbidly obese: findings on radiography and CT. AJR Am J Roentgenol. 179(6):1437-42, 2002
                                          10. Gupta D et al: Clinical and radiologic findings of massive gastric prolapse after laparoscopic adjustable gastric banding. Surg Obes Relat Dis. 5(3):381-2, 2009
                                          11. Wong SK et al: Laparoscopic bariatric surgery: a five-year review. Hong Kong Med J. 15(2):100-9, 2009
                                          12. Daylami R et al: Accuracy of upper gastrointestinal swallow study in identifying strictures after laparoscopic gastric bypass surgery. Surg Obes Relat Dis. 4(2):96-9, 2008
                                          13. Ukleja A et al: Outcome of endoscopic balloon dilation of strictures after laparoscopic gastric bypass. Surg Endosc. 22(8):1746-50, 2008
                                          14. Lee S et al: Effect of location and speed of diagnosis on anastomotic leak outcomes in 3828 gastric bypass cases. J Gastrointest Surg. 11(6):708-13, 2007
                                          15. Nishie A et al: Comparison of size of proximal gastric pouch and short-term weight loss following routine upper gastrointestinal contrast study after laparoscopic Roux-en-Y gastric bypass. Obes Surg. 17(9):1183-8, 2007
                                          16. Jha S et al: Detection of strictures on upper gastrointestinal tract radiographic examinations after laparoscopic Roux-en-Y gastric bypass surgery: importance of projection. AJR Am J Roentgenol. 186(4):1090-3, 2006
                                          17. Martin LC et al: Review of internal hernias: radiographic and clinical findings. AJR Am J Roentgenol. 186(3):703-17, 2006
                                          18. Champion JK et al: Small bowel obstruction and internal hernias after laparoscopic Roux-en-Y gastric bypass. Obes Surg. 13(4):596-600, 2003
                                          19. Hamilton EC et al: Clinical predictors of leak after laparoscopic Roux-en-Y gastric bypass for morbid obesity. Surg Endosc. 17(5):679-84, 2003
                                          20. Papasavas PK et al: Laparoscopic management of complications following laparoscopic Roux-en-Y gastric bypass for morbid obesity. Surg Endosc. 17(4):610-4, 2003
                                          21. Arteaga JR et al: Management of gastrojejunal anastomotic leaks after Roux-en-Y gastric bypass. Am Surg. 68(12):1061-5, 2002
                                          22. Blachar A et al: Gastrointestinal complications of laparoscopic Roux-en-Y gastric bypass surgery: clinical and imaging findings. Radiology. 223(3):625-32, 2002
                                          23. Blachar A et al: Internal hernia: an increasingly common cause of small bowel obstruction. Semin Ultrasound CT MR. 23(2):174-83, 2002