Physiology Left ventricular failure is said to be present if pulmonary capillary wedge pressure exceeds:September 2009 A 5 mm Hg B 10 mm Hg C 15 mm Hg D 20 mm Hg 💡 Explanation Left ventricular failure is said to be present if pulmonary capillary wedge pressure exceeds:September 2009 ✓ Correct Answer: D. 20 mm Hg