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Otitis Externa

Christine Quartuccio-Carran, DO, FAAFP Reviewed 04/2024
 


BASICS

DESCRIPTION

Inflammation of the external auditory canal: 
  • Acute diffuse otitis externa (AOE) (<6 weeks): most common form; infectious etiology most commonly bacterial (Pseudomonas aeruginosa ...

DIAGNOSIS

HISTORY

  • Associated symptoms: ear pain (70%), itching (60%), fullness (22%), +/- conductive hearing loss *32%), +/- jaw pain (1)

  • Onset: rapid (within 48 hours), within the past 3 weeks

  • Duration...

TREATMENT

GENERAL MEASURES

  • Clean the external canal (aural toilet)—helps to facilitate the delivery of otic drops and healing process

  • Analgesics as appropriate for pain—acetaminophen, nonsteroidal anti-...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

Patient Monitoring

For acute otitis externa, reassess diagnosis and treatment adherence within 48 to 72 hours if the patient does not respond to the initial therap...

REFERENCES

1
Rosenfeld RM, Schwartz SR, Cannon CR, et al. American Academy of Otolaryngology-Head and Neck Surgery Foundation. Clinical practice guideline: acute otitis externa. Otolaryngol Head Neck S...

SEE ALSO

Algorithm: Ear Pain/Otalgia 

CODES

ICD10

  • H60.523 Acute chemical otitis externa, bilateral

  • H60.593 Other noninfective acute otitis externa, bilateral

  • B37.84 Candidal otitis externa

  • H60.6 Unspecified chronic otitis externa

  • H60.329 Hemor...

CLINICAL PEARLS

  • For diffuse, uncomplicated AOE, topical preparations with or without topical corticosteroids are recommended for initial therapy.

  • If there is a known or suspected perforation of the tym...

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