Hydrops FetalisEndolymphatic HydropsFetal DiseasesPregnancyParvovirus B19, HumanParvoviridae InfectionsErythroblastosis, FetalBlood Transfusion, Intrauterinealpha-ThalassemiaRh IsoimmunizationFetal DeathHemoglobins, AbnormalErythema InfectiosumPregnancy OutcomeUltrasonography, PrenatalPrenatal DiagnosisHydrothoraxCystic Adenomatoid Malformation of Lung, CongenitalPolyhydramniosalpha-GlobinsInfant, NewbornHemoglobin HAbortion, EugenicEdemaMucopolysaccharidosis VIIPregnancy ComplicationsGestational AgePhosphotransferases (Phosphomutases)ThalassemiaPregnancy Complications, InfectiousPregnancy, AnimalAmniocentesisHypoalbuminemiaFatal OutcomeMeniere DiseasePregnancy, Ectopic