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Persistent middle ear effusions in children with recurrent acute otitis media

R P Mills

    Clinical Otolaryngology and Allied Sciences
    |April 1, 1987
    PubMed

    Insights

    Persistent middle ear effusion in children after acute otitis media is common, with some cases resolving by three months. Early antibiotic treatment may be linked to ongoing effusions.

    Area of Science:

    • Pediatrics
    • Otolaryngology
    • Infectious Diseases

    Background:

    • Recurrent acute otitis media (AOM) is a common childhood illness.
    • Middle ear effusion (MEE) following AOM can impact hearing and lead to further complications.
    • Accurate and timely diagnosis of MEE is crucial for appropriate management.

    Purpose of the Study:

    • To evaluate the persistence of middle ear effusion (MEE) in children following acute otitis media (AOM).
    • To assess the diagnostic accuracy of tympanometry and pneumatic otoscopy for MEE.
    • To identify potential risk factors associated with persistent MEE.

    Main Methods:

    • A prospective study of children with recurrent AOM in a general practice setting.
    • Diagnosis of MEE using tympanometry and pneumatic otoscopy, validated against myringotomy results.
    • Parental questionnaires collected data on aural discharge, nasal symptoms, family history, and infant feeding practices.

    Main Results:

    • 41% of children had MEE at 2 months post-AOM, decreasing to 33% at 3 months.
    • The diagnostic method showed 87.5% sensitivity and 90% specificity for MEE.
    • Children with persistent MEE at 2 months were significantly more likely to have received cephalexin (P < 0.05).
    • Aural discharge during the initial episode was noted in 9 children, with 5 developing persistent MEE.

    Conclusions:

    • Middle ear effusion can persist for up to three months in a significant proportion of children after AOM.
    • Tympanometry and pneumatic otoscopy offer reliable non-invasive methods for MEE diagnosis.
    • Further research is needed to understand the relationship between antibiotic use and MEE persistence.

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