产后恶露不净postpartum persistent flow of lochia
永存瞳孔膜persistent pupillary membrane
持续性全身淋巴结病persistent generalized lymphadenopathy
泄殖腔存留persistent cloaca
持恒电流persistent current
持久性产后闭经-乳溢综合征Persistent postpartum amenorrhea-galactorrhea syndrome
茎强persistent erection
持久性有机污染物Persistent Organic Pollutants