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Little Leaguer's Shoulder
Michael J. Tuite, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Pathology

        • Diagnostic Checklist

          TERMINOLOGY

          • Synonyms

            • Proximal humeral epiphysiolysis, proximal humerus Salter-Harris I stress fracture
          • Definitions

            • Overuse injury to proximal humerus physis due to rotational stresses from throwing motion
            • Repetitive microtrauma to physis
            • Stress injury of physis, typically in 11-16 year olds

          IMAGING

          • General Features

            • Radiographic Findings

              • MR Findings

                • Imaging Recommendations

                  DIFFERENTIAL DIAGNOSIS

                    PATHOLOGY

                    • General Features

                      • Staging, Grading, & Classification

                        • Gross Pathologic & Surgical Features

                          CLINICAL ISSUES

                          • Presentation

                            • Demographics

                              • Natural History & Prognosis

                                • Treatment

                                  DIAGNOSTIC CHECKLIST

                                  • Consider

                                    • Image Interpretation Pearls

                                      Selected References

                                      1. Popkin CA et al: Evaluation and Management of Pediatric Proximal Humerus Fractures. J Am Acad Orthop Surg. 23(2):77-86, 2015
                                      2. Marshall KW: Overuse upper extremity injuries in the skeletally immature patient: beyond Little League shoulder and elbow. Semin Musculoskelet Radiol. 18(5):469-77, 2014
                                      3. Saltzman BM et al: Upper extremity physeal injury in young baseball pitchers. Phys Sportsmed. 42(3):100-11, 2014
                                      4. Hatem SF et al: MRI of Little Leaguer's shoulder. Skeletal Radiol. 35(2):103-6, 2006
                                      5. Song JC et al: MRI findings in Little Leaguer's shoulder. Skeletal Radiol. 35(2):107-9, 2006
                                      6. Fleming JL et al: Little Leaguer's shoulder. Skeletal Radiol. 33(6):352-4, 2004
                                      7. Carson WG Jr et al: Little Leaguer's shoulder. A report of 23 cases. Am J Sports Med. 26(4):575-80, 1998
                                      Related Anatomy
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                                      Related Differential Diagnoses
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                                      References
                                      Tables

                                      Tables

                                      KEY FACTS

                                      • Terminology

                                        • Imaging

                                          • Pathology

                                            • Diagnostic Checklist

                                              TERMINOLOGY

                                              • Synonyms

                                                • Proximal humeral epiphysiolysis, proximal humerus Salter-Harris I stress fracture
                                              • Definitions

                                                • Overuse injury to proximal humerus physis due to rotational stresses from throwing motion
                                                • Repetitive microtrauma to physis
                                                • Stress injury of physis, typically in 11-16 year olds

                                              IMAGING

                                              • General Features

                                                • Radiographic Findings

                                                  • MR Findings

                                                    • Imaging Recommendations

                                                      DIFFERENTIAL DIAGNOSIS

                                                        PATHOLOGY

                                                        • General Features

                                                          • Staging, Grading, & Classification

                                                            • Gross Pathologic & Surgical Features

                                                              CLINICAL ISSUES

                                                              • Presentation

                                                                • Demographics

                                                                  • Natural History & Prognosis

                                                                    • Treatment

                                                                      DIAGNOSTIC CHECKLIST

                                                                      • Consider

                                                                        • Image Interpretation Pearls

                                                                          Selected References

                                                                          1. Popkin CA et al: Evaluation and Management of Pediatric Proximal Humerus Fractures. J Am Acad Orthop Surg. 23(2):77-86, 2015
                                                                          2. Marshall KW: Overuse upper extremity injuries in the skeletally immature patient: beyond Little League shoulder and elbow. Semin Musculoskelet Radiol. 18(5):469-77, 2014
                                                                          3. Saltzman BM et al: Upper extremity physeal injury in young baseball pitchers. Phys Sportsmed. 42(3):100-11, 2014
                                                                          4. Hatem SF et al: MRI of Little Leaguer's shoulder. Skeletal Radiol. 35(2):103-6, 2006
                                                                          5. Song JC et al: MRI findings in Little Leaguer's shoulder. Skeletal Radiol. 35(2):107-9, 2006
                                                                          6. Fleming JL et al: Little Leaguer's shoulder. Skeletal Radiol. 33(6):352-4, 2004
                                                                          7. Carson WG Jr et al: Little Leaguer's shoulder. A report of 23 cases. Am J Sports Med. 26(4):575-80, 1998