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Mural Cholesteatoma
Nicholas A. Koontz, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Synonyms

                • Automastoidectomy; "shell" or "rind" cholesteatoma
              • Definitions

                • Residual cholesteatoma "rind" left behind after acquired middle ear-mastoid cholesteatoma extrudes central matrix through dehiscent EAC bony wall

              IMAGING

              • General Features

                • CT Findings

                  • MR 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

                                        • Image Interpretation Pearls

                                          • Reporting Tips

                                            Selected References

                                            1. Blake DM et al: Automastoidectomy. Ear Nose Throat J. 93(6):E53-4, 2014
                                            2. Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
                                            3. Miranda JA et al: Automastoidectomy. Braz J Otorhinolaryngol. 72(3):429, 2006
                                            4. Saunders NC et al: Complications of keratosis obturans. J Laryngol Otol. 120(9):740-4, 2006
                                            5. Aberg B et al: Clinical characteristics of cholesteatoma. Am J Otolaryngol. 12(5):254-8, 1991
                                            6. Nardis PF et al: Unusual cholesteatoma shell: CT findings. J Comput Assist Tomogr. 12(6):1084-5, 1988
                                            7. Hawke M et al: Automastoidectomy caused by keratosis obturans: a case report. J Otolaryngol. 15(6):348-50, 1986
                                            Related Anatomy
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                                            Related Differential Diagnoses
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                                            References
                                            Tables

                                            Tables

                                            KEY FACTS

                                            • Terminology

                                              • Imaging

                                                • Top Differential Diagnoses

                                                  • Pathology

                                                    • Clinical Issues

                                                      • Diagnostic Checklist

                                                        TERMINOLOGY

                                                        • Synonyms

                                                          • Automastoidectomy; "shell" or "rind" cholesteatoma
                                                        • Definitions

                                                          • Residual cholesteatoma "rind" left behind after acquired middle ear-mastoid cholesteatoma extrudes central matrix through dehiscent EAC bony wall

                                                        IMAGING

                                                        • General Features

                                                          • CT Findings

                                                            • MR 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

                                                                                  • Image Interpretation Pearls

                                                                                    • Reporting Tips

                                                                                      Selected References

                                                                                      1. Blake DM et al: Automastoidectomy. Ear Nose Throat J. 93(6):E53-4, 2014
                                                                                      2. Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
                                                                                      3. Miranda JA et al: Automastoidectomy. Braz J Otorhinolaryngol. 72(3):429, 2006
                                                                                      4. Saunders NC et al: Complications of keratosis obturans. J Laryngol Otol. 120(9):740-4, 2006
                                                                                      5. Aberg B et al: Clinical characteristics of cholesteatoma. Am J Otolaryngol. 12(5):254-8, 1991
                                                                                      6. Nardis PF et al: Unusual cholesteatoma shell: CT findings. J Comput Assist Tomogr. 12(6):1084-5, 1988
                                                                                      7. Hawke M et al: Automastoidectomy caused by keratosis obturans: a case report. J Otolaryngol. 15(6):348-50, 1986