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Ossicles and Sesamoids, Hand and Wrist
Carol L. Andrews, MD
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KEY FACTS

  • Imaging

    • Top Differential Diagnoses

      • Clinical Issues

        • Diagnostic Checklist

          TERMINOLOGY

          • Abbreviations

            • Abductor pollicis longus (APL)
            • Carpometacarpal (CMC)
            • Triangular fibrocartilage complex (TFCC)
            • Interphalangeal (IP)
          • Synonyms

            • Carpal boss, carpe bossu

          IMAGING

          • General Features

            • Radiographic Findings

              • CT Findings

                • MR Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      CLINICAL ISSUES

                      • Presentation

                        • Natural History & Prognosis

                          DIAGNOSTIC CHECKLIST

                          • Consider

                            • Image Interpretation Pearls

                              • Reporting Tips

                                Selected References

                                1. Mauler F et al: Bilateral symptomatic os epilunatum: a case report. J Wrist Surg. 4(1):68-70, 2015
                                2. Timins ME: Osseous anatomic variants of the wrist: findings on MR imaging. AJR Am J Roentgenol. 173(2):339-44, 1999
                                3. Lawson JP: International Skeletal Society Lecture in honor of Howard D. Dorfman. Clinically significant radiologic anatomic variants of the skeleton. AJR Am J Roentgenol. 163(2):249-55, 1994
                                4. Goldberg I et al: Anatomy and pathology of the sesamoid bones. The hand compared to the foot. Int Orthop. 11(2):141-7, 1987
                                5. Conway WF et al: The carpal boss: an overview of radiographic evaluation. Radiology. 156(1):29-31, 1985
                                6. Joseph J: The sesamoid bones of the hand and the time of fusion of the epiphyses of the thumb. J Anat. 85(3):230-41, 1951
                                Related Anatomy
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                                Related Differential Diagnoses
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                                References
                                Tables

                                Tables

                                KEY FACTS

                                • Imaging

                                  • Top Differential Diagnoses

                                    • Clinical Issues

                                      • Diagnostic Checklist

                                        TERMINOLOGY

                                        • Abbreviations

                                          • Abductor pollicis longus (APL)
                                          • Carpometacarpal (CMC)
                                          • Triangular fibrocartilage complex (TFCC)
                                          • Interphalangeal (IP)
                                        • Synonyms

                                          • Carpal boss, carpe bossu

                                        IMAGING

                                        • General Features

                                          • Radiographic Findings

                                            • CT Findings

                                              • MR Findings

                                                • Imaging Recommendations

                                                  DIFFERENTIAL DIAGNOSIS

                                                    CLINICAL ISSUES

                                                    • Presentation

                                                      • Natural History & Prognosis

                                                        DIAGNOSTIC CHECKLIST

                                                        • Consider

                                                          • Image Interpretation Pearls

                                                            • Reporting Tips

                                                              Selected References

                                                              1. Mauler F et al: Bilateral symptomatic os epilunatum: a case report. J Wrist Surg. 4(1):68-70, 2015
                                                              2. Timins ME: Osseous anatomic variants of the wrist: findings on MR imaging. AJR Am J Roentgenol. 173(2):339-44, 1999
                                                              3. Lawson JP: International Skeletal Society Lecture in honor of Howard D. Dorfman. Clinically significant radiologic anatomic variants of the skeleton. AJR Am J Roentgenol. 163(2):249-55, 1994
                                                              4. Goldberg I et al: Anatomy and pathology of the sesamoid bones. The hand compared to the foot. Int Orthop. 11(2):141-7, 1987
                                                              5. Conway WF et al: The carpal boss: an overview of radiographic evaluation. Radiology. 156(1):29-31, 1985
                                                              6. Joseph J: The sesamoid bones of the hand and the time of fusion of the epiphyses of the thumb. J Anat. 85(3):230-41, 1951