Among critically ill adults undergoing tracheal intubation, hypoxemia increases the risk of cardiac arrest and death. The effect of preoxygenation with noninvasive ventilation, as compared with ...

Thrombolytic agents, including tenecteplase, are generally used within 4.5 hours after the onset of stroke symptoms. Information on whether tenecteplase confers benefit beyond 4.5 hours is limited. We ...

Perfusion keeps a donated organ alive outside the body, giving surgeons extra time and increasing the number of transplants possible. By Ted Alcorn On some level, the human liver in the operating room ...