This study identified 13 genes (MIR570, MIR590, MIR4506, MIR4786, IL1RL1, RNASE2, CD163, ST6GALNAC3, SIGLEC9, VSIG4, NPTX2, BLM, TUBA3E) that were closely related to HF. This evidence concerns the gene MIR4506 and hydrops fetalis.