Mastoidectomy

Types of Mastoidectomy
  • Cortical mastoidectomy (Simple mastoidectomy or Scwartz operation)
  •  Exenteration of all the accessible mastoid air cells preserving the posterior meatal wall.
  • Modified radical mastoidectomy (Bondy’s operation)
  • Eradication of disease from the attic and mastoid antrum which is exteriorized into the external auditory canal by removing the posterior meatal wall and lateral attic wall.
  • Radical mastoidectomy (Zaufal’s operation)
  • Eradication of the disease from the middle ear, attic and mastoid antrumwhich is
  • exteriorized into the external auditory canal by removing the posterior meatal wall
  • and lateral attic wall. Opening of the eustacian tube is closed by packing a piece of
  • muscle or cartilage into the eustacian tube.
Indications
  • Acute mastoiditis
  • When symptoms and signs have not been controlled by adequate course of an appropriate antibiotic
  • Patients with complications of CSOM
  • When symptoms and signs subside but otorrhoea continues 3-4weeks after the onset
  • Secretory otitis media
  • Tuberculous mastoiditis