How can critical care help those with life-threatening illnesses?

Critical care units are high-tech, highly specialized units with the personel and technology to care for the spectrum of life-threatening illnesses. If it is a problem with ventilation, the unit is equipped to put a patient on a ventilator. If it is an infectious process, the unit is designed to deliver highly effective antibiotics. If it is a problem with circulation, the unit is designed to give medications to improve blood flow and blood pressure.