ANGPTL2 and hydrops fetalis: Even so, the ANGPTL2 levels in the HF patients with normal myocardial perfusion study results (n = 30) remained significantly higher than those in the control subjects (4.36 ng/mL [3.50–5.30 ng/mL] vs. 3.50 ng/mL [2.78–4.30 ng/mL], P = 0.02).