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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:atrial situs inversus
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Accession:MP:0010431 term browser browse the term
Definition:anomaly in the asymmetry of the cardiac atria such that atria on both the left and right side have the morphology normally seen on the opposite side of the body
Synonyms:xref: Fyler:0150;   Fyler:150

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Term paths to the root
Path 1
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  mammalian phenotype 5374
    growth/size/body region phenotype 811
      heterotaxia 0
        atrial situs inversus 0
Path 2
Term Annotations click to browse term
  mammalian phenotype 5374
    cardiovascular system phenotype 1357
      abnormal cardiovascular system morphology 418
        abnormal heart morphology 322
          abnormal heart atrium morphology 0
            atrial situs inversus 0
paths to the root