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Parotid Benign Mixed Tumor
Carmen C. Cho, MBBS, FRCR; H. Y. Yuen, MBChB, FRCR; Anil T. Ahuja, MD, FRCR
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KEY FACTS

  • Imaging

    • Top Differential Diagnoses

      TERMINOLOGY

      • Abbreviations

        • Benign mixed tumor (BMT)
      • Synonyms

        • Pleomorphic adenoma
      • Definitions

        • Benign heterogeneous tumor of parotid gland made up of admixture of epithelial, myoepithelial, and stromal components

      IMAGING

      • General Features

        • Ultrasonographic Findings

          • CT Findings

            • MR Findings

              • Nuclear Medicine Findings

                • Imaging Recommendations

                  DIFFERENTIAL DIAGNOSIS

                    PATHOLOGY

                    • General Features

                      • Gross Pathologic & Surgical Features

                        • Microscopic Features

                          CLINICAL ISSUES

                          • Presentation

                            • Demographics

                              • Natural History & Prognosis

                                • Treatment

                                  Selected References

                                  1. Matsuda E et al: Usefulness of a novel ultrasonographic classification based on anechoic area patterns for differentiating warthin tumors from pleomorphic adenomas of the parotid gland. Yonago Acta Med. 60(4):220-226, 2017
                                  2. Rzepakowska A et al: The differential diagnosis of parotid gland tumors with high-resolution ultrasound in otolaryngological practice. Eur Arch Otorhinolaryngol. 274(8):3231-3240, 2017
                                  3. Lee YY et al: Imaging of salivary gland tumours. Eur J Radiol. 66(3):419-36, 2008
                                  4. Harnsberger HR et al: Diagnostic Imaging Head & Neck. 1st ed. Salt Lake City: Amirsys. III-7-16-19, 2004
                                  5. Ahuja AT et al: Imaging in Head & Neck Cancer: A Practical Approach. London: Greenwich Medical Media. 115-41, 2003
                                  6. Bialek EJ et al: Role of ultrasonography in diagnosis and differentiation of pleomorphic adenomas: work in progress. Arch Otolaryngol Head Neck Surg. 129(9):929-33, 2003
                                  7. Evans RM: Salivary glands. Bull. Br. Med. Ultrasound Soc. 9:20-5, 2001
                                  8. Lamont JP et al: Prospective evaluation of office-based parotid ultrasound. Ann Surg Oncol. 8(9):720-2, 2001
                                  9. Bradley MJ et al: Practical Head & Neck Ultrasound. London: Greenwich Medical Media. 17-33, 2000
                                  10. Shimizu M et al: Statistical study for sonographic differential diagnosis of tumorous lesions in the parotid gland. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 88(2):226-33, 1999
                                  Related Anatomy
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                                  Related Differential Diagnoses
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                                  References
                                  Tables

                                  Tables

                                  KEY FACTS

                                  • Imaging

                                    • Top Differential Diagnoses

                                      TERMINOLOGY

                                      • Abbreviations

                                        • Benign mixed tumor (BMT)
                                      • Synonyms

                                        • Pleomorphic adenoma
                                      • Definitions

                                        • Benign heterogeneous tumor of parotid gland made up of admixture of epithelial, myoepithelial, and stromal components

                                      IMAGING

                                      • General Features

                                        • Ultrasonographic Findings

                                          • CT Findings

                                            • MR Findings

                                              • Nuclear Medicine Findings

                                                • Imaging Recommendations

                                                  DIFFERENTIAL DIAGNOSIS

                                                    PATHOLOGY

                                                    • General Features

                                                      • Gross Pathologic & Surgical Features

                                                        • Microscopic Features

                                                          CLINICAL ISSUES

                                                          • Presentation

                                                            • Demographics

                                                              • Natural History & Prognosis

                                                                • Treatment

                                                                  Selected References

                                                                  1. Matsuda E et al: Usefulness of a novel ultrasonographic classification based on anechoic area patterns for differentiating warthin tumors from pleomorphic adenomas of the parotid gland. Yonago Acta Med. 60(4):220-226, 2017
                                                                  2. Rzepakowska A et al: The differential diagnosis of parotid gland tumors with high-resolution ultrasound in otolaryngological practice. Eur Arch Otorhinolaryngol. 274(8):3231-3240, 2017
                                                                  3. Lee YY et al: Imaging of salivary gland tumours. Eur J Radiol. 66(3):419-36, 2008
                                                                  4. Harnsberger HR et al: Diagnostic Imaging Head & Neck. 1st ed. Salt Lake City: Amirsys. III-7-16-19, 2004
                                                                  5. Ahuja AT et al: Imaging in Head & Neck Cancer: A Practical Approach. London: Greenwich Medical Media. 115-41, 2003
                                                                  6. Bialek EJ et al: Role of ultrasonography in diagnosis and differentiation of pleomorphic adenomas: work in progress. Arch Otolaryngol Head Neck Surg. 129(9):929-33, 2003
                                                                  7. Evans RM: Salivary glands. Bull. Br. Med. Ultrasound Soc. 9:20-5, 2001
                                                                  8. Lamont JP et al: Prospective evaluation of office-based parotid ultrasound. Ann Surg Oncol. 8(9):720-2, 2001
                                                                  9. Bradley MJ et al: Practical Head & Neck Ultrasound. London: Greenwich Medical Media. 17-33, 2000
                                                                  10. Shimizu M et al: Statistical study for sonographic differential diagnosis of tumorous lesions in the parotid gland. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 88(2):226-33, 1999