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Pancreatic Pseudocyst
Barton F. Lane, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Definitions

                • Collection of pancreatic fluid and inflammatory exudate encapsulated by nonepithelial fibrous tissue developing > 4 weeks after acute pancreatic fluid collection (APFC)

              IMAGING

              • General Features

                • Ultrasonographic Findings

                  • CT Findings

                    • MR Findings

                      • Fluoroscopic Findings

                        • Imaging Recommendations

                          DIFFERENTIAL DIAGNOSIS

                            PATHOLOGY

                            • General Features

                              • Gross Pathologic & Surgical Features

                                • Microscopic Features

                                  CLINICAL ISSUES

                                  • Presentation

                                    • Demographics

                                      • Natural History & Prognosis

                                        • Treatment

                                          DIAGNOSTIC CHECKLIST

                                          • Consider

                                            • Image Interpretation Pearls

                                              Selected References

                                              1. Banks PA et al: Classification of acute pancreatitis--2012: revision of the Atlanta classification and definitions by international consensus. Gut. 62(1):102-11, 2013
                                              2. Kucera JN et al: Cystic lesions of the pancreas: radiologic-endosonographic correlation. Radiographics. 32(7):E283-301, 2012
                                              3. Thoeni RF: The revised atlanta classification of acute pancreatitis: its importance for the radiologist and its effect on treatment. Radiology. 262(3):751-64, 2012
                                              4. Ip IK et al: Focal cystic pancreatic lesions: assessing variation in radiologists' management recommendations. Radiology. 259(1):136-41, 2011
                                              5. Khan A et al: Cystic lesions of the pancreas. AJR Am J Roentgenol. 196(6):W668-77, 2011
                                              6. Macari M et al: Differentiating pancreatic cystic neoplasms from pancreatic pseudocysts at MR imaging: value of perceived internal debris. Radiology. 251(1):77-84, 2009
                                              7. Kim YH et al: Imaging diagnosis of cystic pancreatic lesions: pseudocyst versus nonpseudocyst. Radiographics. 25(3):671-85, 2005
                                              8. Sand J et al: The differentiation between pancreatic neoplastic cysts and pancreatic pseudocyst. Scand J Surg. 94(2):161-4, 2005
                                              9. Shankar S et al: Imaging and percutaneous management of acute complicated pancreatitis. Cardiovasc Intervent Radiol. 27(6):567-80, 2004
                                              10. Morgan DE et al: Pancreatic fluid collections prior to intervention: evaluation with MR imaging compared with CT and US. Radiology. 203(3):773-8, 1997
                                              Related Anatomy
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                                              Related Differential Diagnoses
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                                              References
                                              Tables

                                              Tables

                                              KEY FACTS

                                              • Terminology

                                                • Imaging

                                                  • Top Differential Diagnoses

                                                    • Pathology

                                                      • Clinical Issues

                                                        • Diagnostic Checklist

                                                          TERMINOLOGY

                                                          • Definitions

                                                            • Collection of pancreatic fluid and inflammatory exudate encapsulated by nonepithelial fibrous tissue developing > 4 weeks after acute pancreatic fluid collection (APFC)

                                                          IMAGING

                                                          • General Features

                                                            • Ultrasonographic Findings

                                                              • CT Findings

                                                                • MR Findings

                                                                  • Fluoroscopic Findings

                                                                    • Imaging Recommendations

                                                                      DIFFERENTIAL DIAGNOSIS

                                                                        PATHOLOGY

                                                                        • General Features

                                                                          • Gross Pathologic & Surgical Features

                                                                            • Microscopic Features

                                                                              CLINICAL ISSUES

                                                                              • Presentation

                                                                                • Demographics

                                                                                  • Natural History & Prognosis

                                                                                    • Treatment

                                                                                      DIAGNOSTIC CHECKLIST

                                                                                      • Consider

                                                                                        • Image Interpretation Pearls

                                                                                          Selected References

                                                                                          1. Banks PA et al: Classification of acute pancreatitis--2012: revision of the Atlanta classification and definitions by international consensus. Gut. 62(1):102-11, 2013
                                                                                          2. Kucera JN et al: Cystic lesions of the pancreas: radiologic-endosonographic correlation. Radiographics. 32(7):E283-301, 2012
                                                                                          3. Thoeni RF: The revised atlanta classification of acute pancreatitis: its importance for the radiologist and its effect on treatment. Radiology. 262(3):751-64, 2012
                                                                                          4. Ip IK et al: Focal cystic pancreatic lesions: assessing variation in radiologists' management recommendations. Radiology. 259(1):136-41, 2011
                                                                                          5. Khan A et al: Cystic lesions of the pancreas. AJR Am J Roentgenol. 196(6):W668-77, 2011
                                                                                          6. Macari M et al: Differentiating pancreatic cystic neoplasms from pancreatic pseudocysts at MR imaging: value of perceived internal debris. Radiology. 251(1):77-84, 2009
                                                                                          7. Kim YH et al: Imaging diagnosis of cystic pancreatic lesions: pseudocyst versus nonpseudocyst. Radiographics. 25(3):671-85, 2005
                                                                                          8. Sand J et al: The differentiation between pancreatic neoplastic cysts and pancreatic pseudocyst. Scand J Surg. 94(2):161-4, 2005
                                                                                          9. Shankar S et al: Imaging and percutaneous management of acute complicated pancreatitis. Cardiovasc Intervent Radiol. 27(6):567-80, 2004
                                                                                          10. Morgan DE et al: Pancreatic fluid collections prior to intervention: evaluation with MR imaging compared with CT and US. Radiology. 203(3):773-8, 1997