CDKN2A and hydrops fetalis: Li et al. and Kumarswamy et al. [37,38] identified lncRNAs, including ANRIL (Antisense Non-coding RNA in the INK4 Locus) and LIPCAR (mitochondrial long non-coding RNA uc022bqs.1), as prospective biomarkers for HF [39] due to their altered expression patterns in HF patients and their correlation with disease severity and prognosis.