small vulva vulva atrophy MP:0009212 MPheno.ontology acquired diminution of the size of the external feminine genital organs, collectively known as the vulva, associated with wasting as from death and reabsorbtion of cells, diminished cellular proliferation, decreased cellular volume, pressure, ischemia, malnutrition, reduced function or malfunction, or hormonal changes atrophic cunnus atrophic external female genital organs atrophic external female genitals atrophic organa genitalia feminina externa atrophic vulva cunnus atrophy vulval atrophy