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The diagnostic workup for otitis externa requires a detailed history, thorough physical and ear examinations, and cytologic evaluation. Bacterial and fungal cultures are rarely needed unless systemic antimicrobial therapy is necessary for otitis media.
Treatment of Otitis Externa in Animals. Manage underlying causes of otitis externa. Select antimicrobials based on history and cytology. Successful treatment of otitis externa requires owner compliance, management of inflammation, directed antimicrobial therapy, and workup of the underlying cause.
Treatment of Acute Otitis Externa. Individual bouts of otitis externa can be managed using polyvalent topical ear products with a glucocorticoid (for mild acute inflammation), an antibiotic, and an antifungal (for Malassezia). Cleaning is necessary in cases with large amounts of debris. Recurrent and Chronic Otitis.
1 Ιουν 2023 · Treatment is in 2 phases: induction to get the ears in remission and then long-term maintenance therapy to prevent relapses. Treatment should be appropriate to each dog but will typically involve ear cleaning, topical antimicrobial therapy, and topical or systemic glucocorticoids.
Most cases of acute otitis externa can be managed with ear cleaning and use of an appropriate topical antimicrobial/glucocorticoid product. However, recurrent or chronic cases require a more thorough approach to achieve resolution and prevent relapses (Figure 1).
The treatment should continue until the infection is completely gone. For dogs with bacterial and yeast infections, you should expect weekly or bi-weekly physical examinations and tests until there is no evidence of infection. For most cases, this takes 2 to 4 weeks.
Management. Otitis therapy consists of identifying and controlling all the factors involved and considering medical options, including topical and systemic therapy; these should be co-adjuvated by ear cleaning and, when needed, by ear flushing. Length of treatment and prognosis varies based on causes and factors.
