Medicine Which of the following biomarkers has been shown to correlate best with pulmonary vascular resistance in patients with hea failure: A Brain Natriuretic Peptide (BNP) B Atrial Natriuretic Peptide (ANP) C Endothelin- 1 (ET-1) D Endothelin- 2 (ET-2) 💡 Explanation Which of the following biomarkers has been shown to correlate best with pulmonary vascular resistance in patients with hea failure: ✓ Correct Answer: C. Endothelin- 1 (ET-1)