body morphological measurement anogenital distance 2014-05-27T16:54:55Z AGD CMO:0002385 JSmith The length of a straight line from the anus to the genitalia, that is, to the base of the genital tubercle in the fetus, to the genital bud in neonatal animals, or to the base of the penis or vagina in older individuals. VT:0005189 clinical_measurement_ontology perineum length