The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
any anomaly in the in the position or pattern of the connection site of the heart atrium to the ventricles, usually occurring through the atrioventricular valves
Synonyms:
exact_synonym:
Abnormal atrioventricular connection; abnormal AV connections; abnormal VA connections