| Namespace | MPheno.ontology | Obsolete | false |
| description | any anomaly or aberrant timing of the last phase of the estrous cycle, during which unfertilized eggs are eliminated, the vagina and vulva are at a minimum size, and new follicles begin to undergo a rapid growth for the next ovulation; if pregnancy does not occur, the metestrous phase is ultimately followed by the diestrous phase |
