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.
- 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