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The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories ( For more information about these ontologies, see the MGI Publications Page at

Term:middle ear effusion
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Accession:MP:0030410 term browser browse the term
Definition:fluid accumulation in the middle ear cavity due to dysfunction of the Eustachian tube
Comment:fluid may be serous, mucoid, bloody, purulent or any combination thereof; the term does not distinguish between effusions due to acute otitis media (AOM) and effusions due to otitis media with effusion (OME) {comment=""}
Synonyms:exact_synonym: middle ear effusions

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  mammalian phenotype 5374
    hearing/vestibular/ear phenotype 23
      abnormal ear morphology 12
        abnormal middle ear morphology 0
          abnormal tympanic cavity morphology 0
            middle ear effusion 0
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