Mastoiditis

Question 1

What is mastoiditis

Answer 1

Mastoid air cells connect with middle ear
1. Honeycomb like bone
2. Infective material accumulates and bone deteriorates

Question 2

What is mastoiditis usually a complication of

Answer 2

Several weeks of inadequately treated or failure to treat AOM

Question 3

What are the Rf of mastoiditis

Answer 3

1. Recurrent AOM
2. Immunocompromised
3. Cholesteatoma
4. Strep pneumoniae
5. H flu
6. S. Pyogenes

Question 4

What are the signs of mastoiditis

Answer 4

1. Obvious swelling over mastoid bone
2. Cranial neuropathies
3. Erythema
4. Postaruricular pain
5. Deep otalgia pain
6. Tender over mastoid + cutaneous abscess

Question 5

What is the treatment of mastoiditis

Answer 5

Consider immediate admission
1. IV ATB (cefazolin 0.5-1.5g every 6-8 hours) 2 weeks
2. Middle ear / mastoid drainage

Question 6

What is the prognosis of mastoiditis

Answer 6

1. Curable with treatment but difficult
2. Failure of medical therapy requires mastoidectomy