NPPB and hydrops fetalis: However, compared to patients without HF, patients with HF had a higher pro-BNP (2727 {1068–9108} vs. 306 {90–1096} pg/mL, p < 0.001), troponin T (0.03 {0.01–0.07} vs. 0.01 {0.01–0.02} ng/mL, p < 0.001), and D-dimer (2.5 {1.1–5.4} vs. 1.7 {0.9–4} μg/mL, p = 0.024).