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Parosteal Lipoma
Eric Walker, MD, MHA, FACR, FACHE; Catherine C. Roberts, MD; B. J. Manaster, MD, PhD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Pathology

        • Clinical Issues

          TERMINOLOGY

          • Synonyms

            • Periosteal lipoma, juxtacortical lipoma, parosteal ossifying lipoma
          • Definitions

            • Benign neoplasm composed of mature adipose tissue that is firmly adherent to periosteum of underlying bone

          IMAGING

          • General Features

            • Radiographic Findings

              • CT Findings

                • MR Findings

                  • Nuclear Medicine Findings

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Gross Pathologic & Surgical Features

                          • Microscopic Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Natural History & Prognosis

                                  • Treatment

                                    Selected References

                                    1. White RZ et al: Parosteal lipoma of the rib: a rare condition in an uncommon location. J Med Imaging Radiat Oncol. ePub, 2021
                                    2. Aoki S et al: Large parosteal lipoma without periosteal changes. Plast Reconstr Surg Glob Open. 3(1):e287, 2015
                                    3. Kransdorf MJ et al: Lipomatous tumors. In Kransdorf MJ et al: Imaging of Soft Tissue Tumors. 3rd ed. Lippincott Williams & Wilkins. 114-8, 2014
                                    4. Greco M et al: Parosteal lipoma. Report of 15 new cases and a review of the literature. Ann Ital Chir. 84(2):229-35, 2013
                                    5. Rosenberg AE et al: Lipoma of bone. In Fletcher CDM et al: World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of Soft Tissue and Bone. IARC Press. 328-9, 2002
                                    6. Yu JS et al: MR imaging of a parosteal lipoma. Clin Imaging. 24(1):15-8, 2000
                                    7. Murphey MD et al: Parosteal lipoma: MR imaging characteristics. AJR Am J Roentgenol. 162(1):105-10, 1994
                                    Related Anatomy
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                                    Related Differential Diagnoses
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                                    References
                                    Tables

                                    Tables

                                    KEY FACTS

                                    • Terminology

                                      • Imaging

                                        • Pathology

                                          • Clinical Issues

                                            TERMINOLOGY

                                            • Synonyms

                                              • Periosteal lipoma, juxtacortical lipoma, parosteal ossifying lipoma
                                            • Definitions

                                              • Benign neoplasm composed of mature adipose tissue that is firmly adherent to periosteum of underlying bone

                                            IMAGING

                                            • General Features

                                              • Radiographic Findings

                                                • CT Findings

                                                  • MR Findings

                                                    • Nuclear Medicine Findings

                                                      DIFFERENTIAL DIAGNOSIS

                                                        PATHOLOGY

                                                        • General Features

                                                          • Gross Pathologic & Surgical Features

                                                            • Microscopic Features

                                                              CLINICAL ISSUES

                                                              • Presentation

                                                                • Demographics

                                                                  • Natural History & Prognosis

                                                                    • Treatment

                                                                      Selected References

                                                                      1. White RZ et al: Parosteal lipoma of the rib: a rare condition in an uncommon location. J Med Imaging Radiat Oncol. ePub, 2021
                                                                      2. Aoki S et al: Large parosteal lipoma without periosteal changes. Plast Reconstr Surg Glob Open. 3(1):e287, 2015
                                                                      3. Kransdorf MJ et al: Lipomatous tumors. In Kransdorf MJ et al: Imaging of Soft Tissue Tumors. 3rd ed. Lippincott Williams & Wilkins. 114-8, 2014
                                                                      4. Greco M et al: Parosteal lipoma. Report of 15 new cases and a review of the literature. Ann Ital Chir. 84(2):229-35, 2013
                                                                      5. Rosenberg AE et al: Lipoma of bone. In Fletcher CDM et al: World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of Soft Tissue and Bone. IARC Press. 328-9, 2002
                                                                      6. Yu JS et al: MR imaging of a parosteal lipoma. Clin Imaging. 24(1):15-8, 2000
                                                                      7. Murphey MD et al: Parosteal lipoma: MR imaging characteristics. AJR Am J Roentgenol. 162(1):105-10, 1994