Jack L Depriest

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Patients with gastrointestinal hemorrhage are frequently admitted to critical care units, in large part to be observed for signs of hemodynamic instability. All patients admitted with gastrointestinal bleeding to our medical intensive care unit over a 1-year period (n=108) were retrospectively reviewed to determine the incidence of hemodynamic instability.(More)
Septic shock is a multisystem disorder that represents the host's response to microbial invasion in its most fulminant form. One of the critical defects is a widespread inability to use available substrate for energy production. Endogenous mediators, particularly the cytokines, appear to play an essential role in this defect and in the entire host-mediated(More)
Most written advance directives are designed to help people prescribe the care they would desire at the very end of their life. They provide little guidance for elderly patients with potentially treatable diseases who may be temporarily incapacitated and thus unable to articulate their wishes. The authors developed an alternative living will format with the(More)
Preview Which critically ill patients are at increased risk for gastrointestinal hemorrhage from stress ulcers? Do prophylactic agents effectively reduce the morbidity and mortality associated with stress-related hemorrhage? The author, former director of a medical intensive care unit, reviews recent literature on stress ulcer prophylaxis and outlines the(More)
BACKGROUND The utility of routinely obtaining arterial blood gas analyses (ABGs) prior to extubation in patients who have successfully completed a spontaneous breathing trial is not known. OBJECTIVE Review our practices and determine our extubation success rate with a policy of selective ABG utilization. METHODS Retrospective chart review. RESULTS We(More)
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