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Lipoma
Eunice Y. L. Dai, MBBS, FRCR; H. Y. Yuen, MBChB, FRCR; Anil T. Ahuja, MD, FRCR
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KEY FACTS

  • Imaging

    • Top Differential Diagnoses

      • Diagnostic Checklist

        TERMINOLOGY

        • Definitions

          • Head and neck lipoma (HNL): Benign neoplasm composed entirely of mature fat

        IMAGING

        • General Features

          • Ultrasonographic Findings

            • CT Findings

              • MR Findings

                • Imaging Recommendations

                  DIFFERENTIAL DIAGNOSIS

                    PATHOLOGY

                    • General Features

                      • Gross Pathologic & Surgical Features

                        CLINICAL ISSUES

                        • Presentation

                          • Demographics

                            • Natural History & Prognosis

                              • Treatment

                                DIAGNOSTIC CHECKLIST

                                • Consider

                                  • Image Interpretation Pearls

                                    Selected References

                                    1. Kim KS et al: Unusual locations of lipoma: differential diagnosis of head and neck mass. Aust Fam Physician. 43(12):867-70, 2014
                                    2. Harnsberger HR et al: Lipoma in H&N. In Harnsberger: Diagnostic Imaging: Head & Neck. 2nd ed. Salt Lake City: Amirsys. I-13, 6-9, 2011
                                    3. Razek AA et al: Soft tissue tumors of the head and neck: imaging-based review of the WHO classification. Radiographics. 31(7):1923-54, 2011
                                    4. Ahuja AT et al: Head and neck lipomas: sonographic appearance. AJNR Am J Neuroradiol. 19(3):505-8, 1998
                                    5. Ahuja AT et al: Madelung disease: distribution of cervical fat and preoperative findings at sonography, MR, and CT. AJNR Am J Neuroradiol. 19(4):707-10, 1998
                                    Related Anatomy
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                                    Related Differential Diagnoses
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                                    References
                                    Tables

                                    Tables

                                    KEY FACTS

                                    • Imaging

                                      • Top Differential Diagnoses

                                        • Diagnostic Checklist

                                          TERMINOLOGY

                                          • Definitions

                                            • Head and neck lipoma (HNL): Benign neoplasm composed entirely of mature fat

                                          IMAGING

                                          • General Features

                                            • Ultrasonographic Findings

                                              • CT Findings

                                                • MR Findings

                                                  • Imaging Recommendations

                                                    DIFFERENTIAL DIAGNOSIS

                                                      PATHOLOGY

                                                      • General Features

                                                        • Gross Pathologic & Surgical Features

                                                          CLINICAL ISSUES

                                                          • Presentation

                                                            • Demographics

                                                              • Natural History & Prognosis

                                                                • Treatment

                                                                  DIAGNOSTIC CHECKLIST

                                                                  • Consider

                                                                    • Image Interpretation Pearls

                                                                      Selected References

                                                                      1. Kim KS et al: Unusual locations of lipoma: differential diagnosis of head and neck mass. Aust Fam Physician. 43(12):867-70, 2014
                                                                      2. Harnsberger HR et al: Lipoma in H&N. In Harnsberger: Diagnostic Imaging: Head & Neck. 2nd ed. Salt Lake City: Amirsys. I-13, 6-9, 2011
                                                                      3. Razek AA et al: Soft tissue tumors of the head and neck: imaging-based review of the WHO classification. Radiographics. 31(7):1923-54, 2011
                                                                      4. Ahuja AT et al: Head and neck lipomas: sonographic appearance. AJNR Am J Neuroradiol. 19(3):505-8, 1998
                                                                      5. Ahuja AT et al: Madelung disease: distribution of cervical fat and preoperative findings at sonography, MR, and CT. AJNR Am J Neuroradiol. 19(4):707-10, 1998