Commonest complication of CSOM is:
Ans. C Brain abscess There is no confusion as far as this question is concerned: According to Turner "Most common complication of CSOM is brain abscess (intracerebral) According to Scotts Brown "In a large series of 268 patients with complications of COM, he incidence of extracranial complications was 32%, intracranial complications was 56% and combined intracranial and extracranial was 72%" Relative Incidence of Complications in Active Mucosal and Squamous COM Extracranial % Intracranial % Post auricular abscess Facial palsy Bezold abscess Petrous apicitis Meningitis 75 06 02 0.2 12 Subdural abscess Brain abscess Extradural abscess Lateral sinus thrombosis S1 20 10 20 So from above text of Scotts Brown it is clear that Intracranial complications are more common than extracranial and amongst intracranial as is clear from the table - M/C is Brain abscess Hence there is no doubt regarding this answer. Most common complication of acute otitis media - Acute mastoiditis Most common intracranial complication of acute otitis media - Meningitis Most common extracranial complication of (SOM -Post-auricular abscess Most common intracranial complication of (SOM -Brain (intracerebral abscess)
Subperiosteal abscess
Mastoiditis
Brain abscess
Meningitis