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malignant otitis externa
Etiology:
- Pseudomonas aeruginosa (most common)
- Aspergillus fumigatus
- Candida glabrata
Clinical manifestations:
- fever > 39 C
- disproportionate pain
Complications:
- osteomyelitis
- mastoiditis
- infection of temporal bone
- invasion of cranial nerves
Management:
- hospitalization
- referral to otolarygologist
- intravenous antibiotics (active against pseudomonas) [1]
- ceftazidime, cefepime, fluoroquinolone
- ampicillin sulbactam
- also see otitis externa
General
otitis externa
References
- Medical Knowledge Self Assessment Program (MKSAP) 16, 18
American College of Physicians, Philadelphia 2012, 2018.
- Long DA, Koyfman A, Long B.
An emergency medicine-focused review of malignant otitis externa.
Am J Emerg Med. 2020 Aug;38(8):1671-1678.
PMID: 32505469 Review.
- Karaman E, Yilmaz M, Ibrahimov M, Haciyev Y, Enver O.
Malignant otitis externa.
J Craniofac Surg. 2012 Nov;23(6):1748-51.
PMID: 23147298