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Coronoid Fracture
Kirkland W. Davis, MD, FACR; Andrew Sonin, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Pathology

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Definitions

              • Fracture of coronoid process of ulna
                • Usually associated with posterior elbow dislocation event
              • "Terrible triad" injury includes
                • Coronoid process fracture
                • Radial head fracture
                • Elbow dislocation

            IMAGING

            • General Features

              • Radiographic Findings

                • CT Findings

                  • MR Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Staging, Grading, & Classification

                            CLINICAL ISSUES

                            • Demographics

                              • Natural History & Prognosis

                                • Treatment

                                  DIAGNOSTIC CHECKLIST

                                  • Consider

                                    • Image Interpretation Pearls

                                      • Reporting Tips

                                        Selected References

                                        1. Midtgaard KS et al: Elbow fractures. Clin Sports Med. 39(3):623-36, 2020
                                        2. Bartolotta RJ et al: Current fixation options for elbow, forearm, wrist, and hand fractures. Semin Musculoskelet Radiol. 23(2):109-25, 2019
                                        3. Chin TY et al: The acutely injured elbow. Radiol Clin North Am. 57(5):911-30, 2019
                                        4. Kani KK et al: Terrible triad injuries of the elbow. Emerg Radiol. 26(3):341-7, 2019
                                        5. Bazzocchi A et al: Emergency and trauma of the elbow. Semin Musculoskelet Radiol. 21(3):257-81, 2017
                                        6. Jennings JD et al: Management of adult elbow fracture dislocations. Orthop Clin North Am. 47(1):97-113, 2016
                                        7. Chen HW et al: Complications of treating terrible triad injury of the elbow: a systematic review. PLoS One. 9(5):e97476, 2014
                                        8. Rouleau DM et al: Management of fractures of the proximal ulna. J Am Acad Orthop Surg. 21(3):149-60, 2013
                                        9. Manidakis N et al: Fractures of the ulnar coronoid process. Injury. 43(7):989-98, 2012
                                        10. Steinmann SP: Coronoid process fracture. J Am Acad Orthop Surg. 16(9):519-29, 2008
                                        11. Wells J et al: Coronoid fractures of the elbow. Clin Med Res. 6(1):40-4, 2008
                                        12. Ring D: Fractures of the coronoid process of the ulna. J Hand Surg Am. 31(10):1679-89, 2006
                                        13. Cohen MS: Fractures of the coronoid process. Hand Clin. 20(4):443-53, 2004
                                        Related Anatomy
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                                        Related Differential Diagnoses
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                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Terminology

                                          • Imaging

                                            • Pathology

                                              • Clinical Issues

                                                • Diagnostic Checklist

                                                  TERMINOLOGY

                                                  • Definitions

                                                    • Fracture of coronoid process of ulna
                                                      • Usually associated with posterior elbow dislocation event
                                                    • "Terrible triad" injury includes
                                                      • Coronoid process fracture
                                                      • Radial head fracture
                                                      • Elbow dislocation

                                                  IMAGING

                                                  • General Features

                                                    • Radiographic Findings

                                                      • CT Findings

                                                        • MR Findings

                                                          • Imaging Recommendations

                                                            DIFFERENTIAL DIAGNOSIS

                                                              PATHOLOGY

                                                              • General Features

                                                                • Staging, Grading, & Classification

                                                                  CLINICAL ISSUES

                                                                  • Demographics

                                                                    • Natural History & Prognosis

                                                                      • Treatment

                                                                        DIAGNOSTIC CHECKLIST

                                                                        • Consider

                                                                          • Image Interpretation Pearls

                                                                            • Reporting Tips

                                                                              Selected References

                                                                              1. Midtgaard KS et al: Elbow fractures. Clin Sports Med. 39(3):623-36, 2020
                                                                              2. Bartolotta RJ et al: Current fixation options for elbow, forearm, wrist, and hand fractures. Semin Musculoskelet Radiol. 23(2):109-25, 2019
                                                                              3. Chin TY et al: The acutely injured elbow. Radiol Clin North Am. 57(5):911-30, 2019
                                                                              4. Kani KK et al: Terrible triad injuries of the elbow. Emerg Radiol. 26(3):341-7, 2019
                                                                              5. Bazzocchi A et al: Emergency and trauma of the elbow. Semin Musculoskelet Radiol. 21(3):257-81, 2017
                                                                              6. Jennings JD et al: Management of adult elbow fracture dislocations. Orthop Clin North Am. 47(1):97-113, 2016
                                                                              7. Chen HW et al: Complications of treating terrible triad injury of the elbow: a systematic review. PLoS One. 9(5):e97476, 2014
                                                                              8. Rouleau DM et al: Management of fractures of the proximal ulna. J Am Acad Orthop Surg. 21(3):149-60, 2013
                                                                              9. Manidakis N et al: Fractures of the ulnar coronoid process. Injury. 43(7):989-98, 2012
                                                                              10. Steinmann SP: Coronoid process fracture. J Am Acad Orthop Surg. 16(9):519-29, 2008
                                                                              11. Wells J et al: Coronoid fractures of the elbow. Clin Med Res. 6(1):40-4, 2008
                                                                              12. Ring D: Fractures of the coronoid process of the ulna. J Hand Surg Am. 31(10):1679-89, 2006
                                                                              13. Cohen MS: Fractures of the coronoid process. Hand Clin. 20(4):443-53, 2004