Hydrops FetalisEndolymphatic HydropsFetal DiseasesParvovirus B19, HumanParvoviridae InfectionsErythroblastosis, FetalBlood Transfusion, Intrauterinealpha-ThalassemiaInfant, NewbornRh IsoimmunizationHemoglobins, AbnormalErythema InfectiosumFetal DeathHydrothoraxPregnancyCystic Adenomatoid Malformation of Lung, CongenitalPrenatal DiagnosisPolyhydramniosUltrasonography, Prenatalalpha-GlobinsHemoglobin HEdemaAbortion, EugenicMucopolysaccharidosis VIIPhosphotransferases (Phosphomutases)ThalassemiaGestational AgeHypoalbuminemiaAmniocentesisFatal OutcomeMeniere DiseasePregnancy Complications, InfectiousAnimals, Newborn