Ver el código de «Mastoiditis»

==Background==
*Inflammation of middle ear spreads into mastoid air cells via the aditus ad antrum
**Can extend into cranial cavity and lead to brain abscess
*Vast majority of acute mastoiditis occurs as a result of, or simultaneous with, acute otitis media
**Mastoiditis is unlikely if middle ear examination is normal

==Clinical Features==
*Abnormal TM findings
*Abnormal mastoid findings
**Erythema, edema tenderness
*Abnormal pinna findings
**Protrusion of auricle, obliteration of postauricular crease
*Cranial nerve VI and VII palsies

==Diagnosis==
*Middle ear fluid cultures
*CT mastoid
**Delineates extent of bony involvement

==Treatment==
*IV Abx
**Vancomycin + (ceftazidime OR cefepime OR piperacillin-tazobactam)

==Disposition==
*Admit

==Source==
Tintinalli

[[Category:ENT]]