Báo cáo y học: " Equipment review: Continuous assessment of arterial blood gases" potx

... diagnostic blood testing. Its accuracy, rapidity and utility in blood conservation. JAMA 1991, 266:382-389. doi:10.1186/cc2 Cite this article as: Roupie: Equipment review: Continuous assessment of arterial ... arterial blood gases [21]. Intra -arterial blood gas monitors Unlike on-demand catheters, IABG monitors offer the interesting possibility of ensuring real-time...

Ngày tải lên: 12/08/2014, 18:20

... study the air was analyzed by a blood gas analyzer, its use has opened by the possibility of determining intramucosal PCO 2 by capnography. Capnography is the basis of some new systems for nearly ... reliability and variability of gastric tono- metry, and to analyze the causes of the occasional misinterpretation of its results. The gastric tonometry technique — causes of misinte...

Ngày tải lên: 12/08/2014, 18:20

... fluctuation of tracheal NO concentration can serve as an index of the extent of alveolar disease as well as the severity of pulmonary hypoperfusion. Continuous monitoring of the fluctua- tion of tracheal ... affini ty of NO for the heme moiety of hemoglo bin, blood plays a key role in the clearance of NO as it crosses the alveolo-capillary membrane. From these experiment...

Ngày tải lên: 12/08/2014, 18:20

... manufacturers of oesophageal Doppler devices provide measures of systemic cardiac output rather than of descending aortic blood flow. They calculate the systemic values by assuming a constant partition of ... measure- ment of blood flow velocity in the descending aorta by means of a Doppler transducer (4 MHz continuous or 5 MHz pulsed wave, according to the type of device)...

Ngày tải lên: 12/08/2014, 18:21

... University Hospital, Norway. 3 Department of Anaesthesiology, Akershus University Hospital, Oslo, Norway. 4 University of Oslo, Faculty Division Oslo University Hospital, Kirkeveien, Oslo, Norway. Authors’ ... repeated every 20 min Y N Respiratory rate (RR) RR exact value documented Y N RR RTS category 43210 RR RTS category inferred Y N RR assessments repeated every 20 min Y N Sys...

Ngày tải lên: 25/10/2012, 09:56

... usual way. The only difference is in the calculation of the SE. Table 3 Mean and standard deviation of mean arterial pressure Mean arterial pressure (mmHg) Standard Early goal-directed therapy therapy Number ... value gives no indication of the size of any dif- ference; it merely indicates the probability that the difference arose by chance. In order to assess the magnitude of...

Ngày tải lên: 12/08/2014, 19:21

... No 3 Ryan and Levy The goal of the present review is to question, by critically evaluating the literature, the practice of routinely treating fever in the ICU patient. The pathophysiology of fever ... models of sepsis [43,44]. The ability of the heat shock response to inhibit a wide array of inflam- matory mediators implies that it must modulate the septic response at one or more...

Ngày tải lên: 12/08/2014, 19:22

... [19,23,24]. The syndrome of hypertensive emergency was first described by Volhard and Fahr in 1914 and was characterized by severe accelerated hypertension, accompanied by evidence of renal disease and by signs ... of antihyperten- sive therapy, this complication occurred in up to 7% of the hypertensive population [29]. The epidemiology of hyperten- sive crises parallels the distrib...

Ngày tải lên: 12/08/2014, 19:22

... first to quantify the amount of recruitment induced by PEEP [14]. To accomplish this goal, they assessed the end-expiratory lung volume change, due to a PEEP increase, by continuously recording the ... sedation and paralysis may affect recruitment of acute respiratory distress syndrome lungs that are particularly prone to alveolar instability. In the present article, we review the recentl...

Ngày tải lên: 12/08/2014, 20:20

... been scientifically validated. The PiCCO™ system may only be used with a cannula placed in the femoral or axillary artery. Changes in the damping coefficient of the arterial pressure transducing system may profoundly ... therapy. Pulse contour analysis The various features of the arterial pressure waveform are determined by the physiology of both the heart and the peripheral circula...

Ngày tải lên: 12/08/2014, 20:20