Automastoidectomy; "shell" or "rind" cholesteatoma
Definitions
Residual cholesteatoma "rind" left behind after acquired middle ear-mastoid cholesteatoma extrudes central matrix through dehiscent external auditory canal (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
Çelebi İ et al: Multidetector computed tomography findings of auto-evacuated secondary acquired cholesteatoma: a morphologic and quantitative analysis. J Int Adv Otol. 14(3):464-71, 2018
Blake DM et al: Automastoidectomy. Ear Nose Throat J. 93(6):E53-4, 2014
Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
Baráth K et al: Neuroradiology of cholesteatomas. AJNR Am J Neuroradiol. 32(2):221-9, 2011
Miranda JA et al: Automastoidectomy. Braz J Otorhinolaryngol. 72(3):429, 2006
Saunders NC et al: Complications of keratosis obturans. J Laryngol Otol. 120(9):740-4, 2006
Aberg B et al: Clinical characteristics of cholesteatoma. Am J Otolaryngol. 12(5):254-8, 1991
Hawke M et al: Automastoidectomy caused by keratosis obturans: a case report. J Otolaryngol. 15(6):348-50, 1986
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KEY FACTS
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TERMINOLOGY
Synonyms
Automastoidectomy; "shell" or "rind" cholesteatoma
Definitions
Residual cholesteatoma "rind" left behind after acquired middle ear-mastoid cholesteatoma extrudes central matrix through dehiscent external auditory canal (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
Çelebi İ et al: Multidetector computed tomography findings of auto-evacuated secondary acquired cholesteatoma: a morphologic and quantitative analysis. J Int Adv Otol. 14(3):464-71, 2018
Blake DM et al: Automastoidectomy. Ear Nose Throat J. 93(6):E53-4, 2014
Manasawala M et al: Imaging findings in auto-atticotomy. AJNR Am J Neuroradiol. 35(1):182-5, 2014
Baráth K et al: Neuroradiology of cholesteatomas. AJNR Am J Neuroradiol. 32(2):221-9, 2011
Miranda JA et al: Automastoidectomy. Braz J Otorhinolaryngol. 72(3):429, 2006
Saunders NC et al: Complications of keratosis obturans. J Laryngol Otol. 120(9):740-4, 2006
Aberg B et al: Clinical characteristics of cholesteatoma. Am J Otolaryngol. 12(5):254-8, 1991