link
Bookmarks
Pediatrics
Diagnosis
Head and Neck
Temporal Bone
Acquired Cholesteatoma
Acquired Cholesteatoma
Bernadette L. Koch, MD
To access 4,300 diagnoses written by the world's leading experts in radiology.Try it free - 15 days
0
4
6
0

KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          TERMINOLOGY

          • Definitions

            • Secondary or acquired cholesteatoma (ACh): Stratified squamous epithelium-lined sac filled with exfoliated keratin debris in middle ear (ME)
              • Attic or Prussak space ACh = pars flaccida cholesteatoma (PFCh)
              • Pars tensa ACh (PTCh) lies in posterior mesotympanum, medial to ossicles
                • Sinus cholesteatoma = PTCh involving sinus tympani
            • Due to abnormal migration of ectoderm in external auditory canal (EAC) spontaneously or 2° to surgery/trauma

          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

                                  • Image Interpretation Pearls

                                    • Reporting Tips

                                      Selected References

                                      1. Fischer N et al: MRI of middle ear cholesteatoma: the importance of observer reliance from diffusion sequences. J Neuroimaging. ePub, 2021
                                      2. Gulotta G et al: Facial nerve dehiscence and cholesteatoma: pediatrics vs adults. Int J Pediatr Otorhinolaryngol. 138:110260, 2020
                                      3. Campion T et al: Imaging of temporal bone inflammations in children: a pictorial review. Neuroradiology. 61(9):959-70, 2019
                                      4. Shekdar KV et al: Imaging of pediatric hearing loss. Neuroimaging Clin N Am. 29(1):103-15, 2019
                                      5. Chawla A et al: Computed tomography features of external auditory canal cholesteatoma: a pictorial review. Curr Probl Diagn Radiol. 44(6):511-6, 2015
                                      6. van Egmond SL et al: A systematic review of non-echo planar diffusion-weighted magnetic resonance imaging for detection of primary and postoperative cholesteatoma. Otolaryngol Head Neck Surg. 154(2):233-40, 2015
                                      7. Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
                                      8. Dornhoffer JL et al: Management of acquired cholesteatoma in the pediatric population. Curr Opin Otolaryngol Head Neck Surg. 21(5):440-5, 2013
                                      9. Geoffray A et al: MRI for the diagnosis of recurrent middle ear cholesteatoma in children--can we optimize the technique? Preliminary study. Pediatr Radiol. 43(4):464-73, 2013
                                      10. Koitschev A et al: Does diffusion-weighted MRI (DW-MRI) change treatment strategy in pediatric cholesteatoma? Acta Otolaryngol. 133(5):443-8, 2013
                                      11. Lingam RK et al: Apparent diffusion coefficients for detection of postoperative middle ear cholesteatoma on non-echo-planar diffusion-weighted images. Radiology. 269(2):504-10, 2013
                                      12. Wilson KF et al: Tympanoplasty with intact canal wall mastoidectomy for cholesteatoma: long-term hearing outcomes. Laryngoscope. 123(12):3168-71, 2013
                                      13. Más-Estellés F et al: Contemporary non-echo-planar diffusion-weighted imaging of middle ear cholesteatomas. Radiographics. 32(4):1197-213, 2012
                                      14. De Foer B: Non echo planar, diffusion-weighted magnetic resonance imaging (periodically rotated overlapping parallel lines with enhanced reconstruction sequence) compared with echo planar imaging for the detection of middle-ear cholesteatoma. J Laryngol Otol. 125(8):877-8; author reply 878, 2011
                                      15. Mazita A et al: Cholesteatoma in patients with congenital external auditory canal anomalies: retrospective review. J Laryngol Otol. 125(11):1116-20, 2011
                                      16. De Foer B et al: Diffusion-weighted magnetic resonance imaging of the temporal bone. Neuroradiology. 52(9):785-807, 2010
                                      17. De Foer B et al: Middle ear cholesteatoma: non-echo-planar diffusion-weighted MR imaging versus delayed gadolinium-enhanced T1-weighted MR imaging--value in detection. Radiology. 255(3):866-72, 2010
                                      18. Shohet JA et al: The management of pediatric cholesteatoma. Otolaryngol Clin North Am. 35(4):841-51, 2002
                                      19. Watts S et al: A systematic approach to interpretation of computed tomography scans prior to surgery of middle ear cholesteatoma. J Laryngol Otol. 114(4):248-53, 2000
                                      Related Anatomy
                                      Loading...
                                      Related Differential Diagnoses
                                      Loading...
                                      References
                                      Tables

                                      Tables

                                      KEY FACTS

                                      • Terminology

                                        • Imaging

                                          • Top Differential Diagnoses

                                            • Clinical Issues

                                              TERMINOLOGY

                                              • Definitions

                                                • Secondary or acquired cholesteatoma (ACh): Stratified squamous epithelium-lined sac filled with exfoliated keratin debris in middle ear (ME)
                                                  • Attic or Prussak space ACh = pars flaccida cholesteatoma (PFCh)
                                                  • Pars tensa ACh (PTCh) lies in posterior mesotympanum, medial to ossicles
                                                    • Sinus cholesteatoma = PTCh involving sinus tympani
                                                • Due to abnormal migration of ectoderm in external auditory canal (EAC) spontaneously or 2° to surgery/trauma

                                              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

                                                                      • Image Interpretation Pearls

                                                                        • Reporting Tips

                                                                          Selected References

                                                                          1. Fischer N et al: MRI of middle ear cholesteatoma: the importance of observer reliance from diffusion sequences. J Neuroimaging. ePub, 2021
                                                                          2. Gulotta G et al: Facial nerve dehiscence and cholesteatoma: pediatrics vs adults. Int J Pediatr Otorhinolaryngol. 138:110260, 2020
                                                                          3. Campion T et al: Imaging of temporal bone inflammations in children: a pictorial review. Neuroradiology. 61(9):959-70, 2019
                                                                          4. Shekdar KV et al: Imaging of pediatric hearing loss. Neuroimaging Clin N Am. 29(1):103-15, 2019
                                                                          5. Chawla A et al: Computed tomography features of external auditory canal cholesteatoma: a pictorial review. Curr Probl Diagn Radiol. 44(6):511-6, 2015
                                                                          6. van Egmond SL et al: A systematic review of non-echo planar diffusion-weighted magnetic resonance imaging for detection of primary and postoperative cholesteatoma. Otolaryngol Head Neck Surg. 154(2):233-40, 2015
                                                                          7. Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
                                                                          8. Dornhoffer JL et al: Management of acquired cholesteatoma in the pediatric population. Curr Opin Otolaryngol Head Neck Surg. 21(5):440-5, 2013
                                                                          9. Geoffray A et al: MRI for the diagnosis of recurrent middle ear cholesteatoma in children--can we optimize the technique? Preliminary study. Pediatr Radiol. 43(4):464-73, 2013
                                                                          10. Koitschev A et al: Does diffusion-weighted MRI (DW-MRI) change treatment strategy in pediatric cholesteatoma? Acta Otolaryngol. 133(5):443-8, 2013
                                                                          11. Lingam RK et al: Apparent diffusion coefficients for detection of postoperative middle ear cholesteatoma on non-echo-planar diffusion-weighted images. Radiology. 269(2):504-10, 2013
                                                                          12. Wilson KF et al: Tympanoplasty with intact canal wall mastoidectomy for cholesteatoma: long-term hearing outcomes. Laryngoscope. 123(12):3168-71, 2013
                                                                          13. Más-Estellés F et al: Contemporary non-echo-planar diffusion-weighted imaging of middle ear cholesteatomas. Radiographics. 32(4):1197-213, 2012
                                                                          14. De Foer B: Non echo planar, diffusion-weighted magnetic resonance imaging (periodically rotated overlapping parallel lines with enhanced reconstruction sequence) compared with echo planar imaging for the detection of middle-ear cholesteatoma. J Laryngol Otol. 125(8):877-8; author reply 878, 2011
                                                                          15. Mazita A et al: Cholesteatoma in patients with congenital external auditory canal anomalies: retrospective review. J Laryngol Otol. 125(11):1116-20, 2011
                                                                          16. De Foer B et al: Diffusion-weighted magnetic resonance imaging of the temporal bone. Neuroradiology. 52(9):785-807, 2010
                                                                          17. De Foer B et al: Middle ear cholesteatoma: non-echo-planar diffusion-weighted MR imaging versus delayed gadolinium-enhanced T1-weighted MR imaging--value in detection. Radiology. 255(3):866-72, 2010
                                                                          18. Shohet JA et al: The management of pediatric cholesteatoma. Otolaryngol Clin North Am. 35(4):841-51, 2002
                                                                          19. Watts S et al: A systematic approach to interpretation of computed tomography scans prior to surgery of middle ear cholesteatoma. J Laryngol Otol. 114(4):248-53, 2000