hydrops fetalis https://www.malacards.org/card/hydrops_fetalis SCTID:276508000 foetal oedema foetal anasarca HP:0001789 idiopathic hydrops fetalis fetal hydrops hydrops fetalis nonimmune NCIT:C84767 HF MONDO:0015193 MedDRA:10020529 hydrops fetalis (disease) fetal anasarca Orphanet:1041 GARD:0002783 foetal hydrops Hydrops fetalis is a severe and challenging fetal condition usually defined as the excessive accumulation of fetal fluid within the fetal extravascular compartments and body cavities that manifests as edema, pleural and pericardial effusion and ascites. It is the end-stage of a wide variety of disorders. The cause may be immunologic (immune hydrops fetalis, IHF) or non immunologic (non-immune hydrops fetalis, NIHF), depending on the presence or absence of maternal antibodies against fetal red cell antigens (ABO incompatibility or rhesus (Rh) incompatibility). fetal edema familial non-immune hydrops fetalis hydrops fetalis (disease) generalized fetal edema UMLS:C0020305 MESH:D015160 generalised foetal oedema MEDGEN:6947 hydrops fetalis developmental defect during embryogenesis