Skills required include cardiac rhythm interpretation, arterial line and CVP management, critical care drip management, chest tube care, PIV starts, vent management support, trach care, NGT placement, drain/tube management, PCA pumps, wound care, and 12-lead EKG completion. Common diagnoses include sepsis, COPD, CHF, chest pain, MI, NSTEMI, stroke, TIA, new onset cardiac arrhythmia, uncontrolled DM/DKA, minor trauma, ETOH withdrawal, ARDS, and respiratory illnesses.