A 60 year old presents with shortness of breath, and the med…

A 60 year old presents with shortness of breath, and the medical team is trying to determine if the pulmonary edema on his chest X-ray is related to left heart dysfunction. They place a Swan Ganz catheter in his right IJ, and thread it into his pulmonary artery. Which of the following values would indicate left heart dysfunction that could explain his pulmonary edema? Parameter Normal Range Central venous pressure 2-6mmHg Pulmonary capillary wedge pressure 8-12mmHg Pulmonary artery pressure Systolic 15-25/ Diastolic 8-15mmHg Pulmonary vascular resistance 20-120 dynes/sec/cm-5

A 38 year old with a history of ventricular dysrhythmias and…

A 38 year old with a history of ventricular dysrhythmias and a pacemaker presents with cardiogenic shock. In the past, he’s has dysrhythmias with drugs that stimulate beta 1 receptors. In report, you learn he’s been going in an out of ventricular tachycardia in the ER. The physician decides to order a drug that will increase systemic vasoconstriction, but won’t act on the beta1 receptors to increase contractility. Which drug can he choose?