Osteoma of external auditory canal associated with external auditory canal cholesteatoma and exuberant granulation tissue in mastoid air cell system: a rare association

  • Shrikant MahalleEmail author
Clinical Report


Osteoma of EAC is a rare tumour. Cholesteatoma of EAC associated with osteoma is consequence of osteoma of EAC. Its incidence is rare and very few cases have been reported in the literature. Its association with exuberant granulation tissue in the mastoid air cell system without extension of Cholesteatoma into middle ear cleft is even rare. This association has been reported for the first time as evident from review of literature.


Osteoma EACC—external auditory canal cholesteatoma Granulation tissue EAC—external auditory canal PED—piezoelectric device 


Compliance with ethical standards

Conflict of interest

The authors declare that they have no conflict of interest.

Ethical approval

Ethical approval was approved by institutional authority, C.S. Amravati.

Human and animal rights

This article does contain any studies with human or animals.

Informed consent

Informed consent was taken from patient before sending this article to the journal.


  1. 1.
    Vishwanath B (2007) A case of osteoma with cholesteatoma of EAC and cerebellar abscess. Int J Pediatr Otolaryngol 2(1):34–39Google Scholar
  2. 2.
    Fisher EW, Mamanus TC (1994) Surgery for EAC exostoses and osteoma. J Laryngeal Otol 108:106–110Google Scholar
  3. 3.
    Yamasoba T, Harda T, Okuno T, Nomura Y (1990) Osteoma of ME. Arch Otolaryngol Head Neck Surg 116(10):1214–1216CrossRefGoogle Scholar
  4. 4.
    Sheehy JL (1982) Diffuse exostoses and osteoma of EAC, a report of hundred operations. Otolaryngol Head Neck Surg 90:337–342Google Scholar
  5. 5.
    Malcom PN, Francis IS, Weareing MJ, Cox TCS (1997) CT appearances of EAC cholestestoma. Br J Radiol 70:959–960CrossRefGoogle Scholar
  6. 6.
    Sente M (2009) External auditory canal osteoma. Srp Arch Celok Lek 137:73–76CrossRefGoogle Scholar
  7. 7.
    Freidberg SA (1938) Osteoma of mastoid process. Arch Otolaryngol 28:20–26CrossRefGoogle Scholar
  8. 8.
    Varboncoeur AP, Vanbelois HJ, Bowen LL (1990) Osteoma of maxillary sinus. J Oral Maxillofac Surg 48(8):882–883CrossRefGoogle Scholar
  9. 9.
    Kaplan I, Colderon S, Buchner A (1994) Peripheral osteoma of mandible: a study of ten new cases and analyses of literature. J Oral Maxillofac Surg 52(5):467–470CrossRefGoogle Scholar
  10. 10.
    Salami AD, Mora R, Dellepiane M, Vercellotti T (2007) Piezoelectric bone surgery in otologic surgery. Otolaryngol Head Neck Surg 136:484–485CrossRefGoogle Scholar

Copyright information

© Association of Otolaryngologists of India 2019

Authors and Affiliations

  1. 1.Class 1 ENT SurgeonCivil HospitalAmravatiIndia
  2. 2.JNMCWardhaIndia

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