Mondo Description Preeclampsia is a hypertensive disorder of pregnancy that is characterized by new-onset hypertension with proteinuria presenting after 20 weeks of gestation, and depending on mild or severe forms may initially present with severe headache, visual disturbances, and hyperreflexia.

Disease Ontology Description A hypertension occurring during pregnancy characterized by large amounts of protein in the urine (proteinuria) and edema, usually by the last trimester of pregnancy.