Left Ventricular Failure Causing Hypoxemia and Low Blood Pressure - Nursing Management Essay In this essay the author will analyse the normal and pathologic physiology of left ventricular failure (LVF) and how this is related to hypoxemia and low blood pressure (BP). The nursing management will be discussed as well. John had two myocardial infarctions (MI) during the last five years and was waiting for coronary artery bypass graft (CABG) surgery. The angiogram showed severe triple vessels coronary artery disease with poor left ventricular (LV) function. John was admitted to critical care presenting low peripheral saturations, symptoms of respiratory distress and low blood pressure.