Patient assignments may include ST-elevation myocardial infarction, post-cardiac arrest patients proceeding to the cardiac catheterization laboratory, cardiothoracic surgery, vascular surgery, pericardial effusion or tamponade, trauma, respiratory illness, acute or chronic congestive heart failure, cardiogenic shock, and chronic ventilator management. Responsibilities include arterial line management, central venous pressure monitoring, pulmonary artery catheter monitoring, ventilator management, blood product administration, chest tube care, tracheostomy care, intravenous insulin protocols, dysrhythmia management, procedural sedation monitoring, and titration of cardiac and vasoactive medications.