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Petrositis

 

Cause

  1. a. Acute coalescent mastoiditis
  2. Latent mastoiditis
  3. CSOM
Route of Spread:-
 

Symptoms:

Gradenigo’s triad:-   

  1. discharge        Persistent ear discharge
  2. deep pain       Deep seated orbital pain(V)                    
  3. Diplopia. 
Treatment:  Medical Rx:- iv antibiotic: followed by

Surgical
:
-Cortical mastoidectomy

-CSOM: -Modified radical mastoidectomy trace the tract and lay open for free drainage




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