NT-proBNP, the gold standard for diagnostic purposes, has previously shown moderate predictive value with an AUC of 0.672 for the prediction of cardiovascular death and 0.687 for HF hospitalization, which was higher than ST2 (0.622 and 0.626 respectively) but lower than hs-TnT (0.697 and 0.701)21. The gene discussed is NPPB; the disease is hydrops fetalis.