Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   


The Clinical Measurement Ontology (CMO), Measurement Methods Ontology (MMO), and Experimental Condition Ontology (XCO) are currently being developed at the Rat Genome Database. For more information about these vocabularies please see Shimoyama et al. Three ontologies to define phenotype measurement data. Front Genet. 2012;3:87. Epub 2012 May 28 or contact us (

Term:heart isovolumetric relaxation time
go back to main search page
Accession:CMO:0001482 term browser browse the term
Definition:The length of time in the cardiac cycle between the closing of the aortic and pulmonic/pulmonary semilunar valves and opening of the atrioventricular (AV) valves marking the beginning of ventricular filling. Used as an indicator of diastolic dysfunction.
Synonyms:related_synonym: IVRT

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  clinical measurement 2369
    organ measurement 485
      heart measurement 154
        heart contraction measurement 0
          heart isovolumetric relaxation time 0
            left ventricular isovolumetric relaxation time + 0
            right ventricular isovolumetric relaxation time 0
paths to the root