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Hepatic Angiomyolipoma and Lipoma
Michael P. Federle, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Hepatic angiomyolipoma (AML)
            • Synonyms

              • Benign hepatic hamartoma
            • Definitions

              • Benign mesenchymal tumor composed of variable amounts of smooth muscle (myoid), fat (lipoid), and proliferating blood vessel (angioid) components

            IMAGING

            • General Features

              • CT Findings

                • MR Findings

                  • Ultrasonographic Findings

                    • Angiographic Findings

                      • Imaging Recommendations

                        DIFFERENTIAL DIAGNOSIS

                          PATHOLOGY

                          • General Features

                            • Gross Pathologic & Surgical Features

                              • Microscopic Features

                                CLINICAL ISSUES

                                • Presentation

                                  • Demographics

                                    • Natural History & Prognosis

                                      • Treatment

                                        DIAGNOSTIC CHECKLIST

                                        • Consider

                                          Selected References

                                          1. Wang SY et al: Comparison of MRI features for the differentiation of hepatic angiomyolipoma from fat-containing hepatocellular carcinoma. Abdom Imaging. 39(2):323-33, 2014
                                          2. Lafitte M et al: Radiologic-pathologic correlation in liver angiomyolipoma in a 68-year-old woman. Diagn Interv Imaging. 94(11):1161-4, 2013
                                          3. Chang Z et al: Characteristics and treatment strategy of hepatic angiomyolipoma: a series of 94 patients collected from four institutions. J Gastrointestin Liver Dis. 20(1):65-9, 2011
                                          4. Ding GH et al: Diagnosis and treatment of hepatic angiomyolipoma. J Surg Oncol. 103(8):807-12, 2011
                                          5. Umeoka S et al: Pictorial review of tuberous sclerosis in various organs. Radiographics. 28(7):e32, 2008
                                          6. Basaran C et al: Fat-containing lesions of the liver: cross-sectional imaging findings with emphasis on MRI. AJR Am J Roentgenol. 184(4):1103-10, 2005
                                          7. Prasad SR et al: Fat-containing lesions of the liver: radiologic-pathologic correlation. Radiographics. 25(2):321-31, 2005
                                          8. Balci NC et al: Hepatic angiomyolipoma: demonstration by out of phase MRI. Clin Imaging. 26(6):418-20, 2002
                                          9. Takayama Y et al: Hepatic angiomyolipoma: radiologic and histopathologic correlation. Abdom Imaging. 27(2):180-3, 2002
                                          10. Yoshimura H et al: Angiomyolipoma of the liver with least amount of fat component: imaging features of CT, MR, and angiography. Abdom Imaging. 27(2):184-7, 2002
                                          Related Anatomy
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                                          Related Differential Diagnoses
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                                          References
                                          Tables

                                          Tables

                                          KEY FACTS

                                          • Terminology

                                            • Imaging

                                              • Top Differential Diagnoses

                                                • Pathology

                                                  • Diagnostic Checklist

                                                    TERMINOLOGY

                                                    • Abbreviations

                                                      • Hepatic angiomyolipoma (AML)
                                                    • Synonyms

                                                      • Benign hepatic hamartoma
                                                    • Definitions

                                                      • Benign mesenchymal tumor composed of variable amounts of smooth muscle (myoid), fat (lipoid), and proliferating blood vessel (angioid) components

                                                    IMAGING

                                                    • General Features

                                                      • CT Findings

                                                        • MR Findings

                                                          • Ultrasonographic Findings

                                                            • Angiographic Findings

                                                              • Imaging Recommendations

                                                                DIFFERENTIAL DIAGNOSIS

                                                                  PATHOLOGY

                                                                  • General Features

                                                                    • Gross Pathologic & Surgical Features

                                                                      • Microscopic Features

                                                                        CLINICAL ISSUES

                                                                        • Presentation

                                                                          • Demographics

                                                                            • Natural History & Prognosis

                                                                              • Treatment

                                                                                DIAGNOSTIC CHECKLIST

                                                                                • Consider

                                                                                  Selected References

                                                                                  1. Wang SY et al: Comparison of MRI features for the differentiation of hepatic angiomyolipoma from fat-containing hepatocellular carcinoma. Abdom Imaging. 39(2):323-33, 2014
                                                                                  2. Lafitte M et al: Radiologic-pathologic correlation in liver angiomyolipoma in a 68-year-old woman. Diagn Interv Imaging. 94(11):1161-4, 2013
                                                                                  3. Chang Z et al: Characteristics and treatment strategy of hepatic angiomyolipoma: a series of 94 patients collected from four institutions. J Gastrointestin Liver Dis. 20(1):65-9, 2011
                                                                                  4. Ding GH et al: Diagnosis and treatment of hepatic angiomyolipoma. J Surg Oncol. 103(8):807-12, 2011
                                                                                  5. Umeoka S et al: Pictorial review of tuberous sclerosis in various organs. Radiographics. 28(7):e32, 2008
                                                                                  6. Basaran C et al: Fat-containing lesions of the liver: cross-sectional imaging findings with emphasis on MRI. AJR Am J Roentgenol. 184(4):1103-10, 2005
                                                                                  7. Prasad SR et al: Fat-containing lesions of the liver: radiologic-pathologic correlation. Radiographics. 25(2):321-31, 2005
                                                                                  8. Balci NC et al: Hepatic angiomyolipoma: demonstration by out of phase MRI. Clin Imaging. 26(6):418-20, 2002
                                                                                  9. Takayama Y et al: Hepatic angiomyolipoma: radiologic and histopathologic correlation. Abdom Imaging. 27(2):180-3, 2002
                                                                                  10. Yoshimura H et al: Angiomyolipoma of the liver with least amount of fat component: imaging features of CT, MR, and angiography. Abdom Imaging. 27(2):184-7, 2002