treated with in guideline Edema Abnormality of Prenatal Development or Birth Hydrops Fetalis SCDO:0000578 HP:0001789 Sufficient http://purl.obolibrary.org/obo/HP_0001789 The abnormal accumulation of fluid in two or more fetal compartments, including ascites, pleural effusion, pericardial effusion, and skin edema. Blood Transfusion Exchange Transfusion, Whole Blood Treatment of Precipitating Factors Standards for Clinical Care of Adults with Sickle Cell Disease in the UK