Abnormal Central Venous Oxygen Saturation
Abnormal Central Venous Oxygen Saturation as a Predictor of Mortality in patients with Sepsis and Polytrauma in the Surgical Intensive Care Unit
... by central venous pressure), perfusion (mean arterial pressure), and tissue hypoxia (base excess and blood ...optimization oxygen delivery by optimizing central venous oxygen ...
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Association of left ventricular longitudinal strain with central venous oxygen saturation and serum lactate in patients with early severe sepsis and septic shock
... pared central tendencies with the Mann–Whitney U ...compared central tendencies of lactate with patients who had abnormal versus normal strain and abnormal versus normal EF, and we performed ...
9
Systemic central venous oxygen saturation is associated with clot strength during traumatic hemorrhagic shock: A preclinical observational model
... To date, no porcine model has accurately reproduced the initial hemostatic changes observed in human trau- matic coagulopathy. Sapsford et al, observed no change in PT after 40% hemorrhage compared to baseline mea- ...
10
Clinical classification of tissue perfusion based on the central venous oxygen saturation and the peripheral perfusion index
... systemic oxygen me- tabolism variables and peripheral circulation perfusion have been investigated quite intensively in recent years ...and central hypovolemia, which is derived from the photoelectric ...
10
COMBINED CENTRAL VENOUS OXYGEN SATURATION AND LACTATE AS MARKERS OF OCCULT HYPOPERFUSION AND OUTCOME FOLLOWING CARDIAC SURGERY
... Cardiac surgical patients are at risk of inadequate perioperative oxygen delivery caused by extracorporeal circulation and limited cardiovascular reserves. [1] The unyielding imbalance between oxygen demand ...
12
Impact of emergency intubation on central venous oxygen saturation in critically ill patients: a multicenter observational study
... 100% oxygen, eto- midate ...inspired oxygen (FiO 2 ) 100%, respiratory rate (RR) 15 breaths/minute, tidal volume of 8 ml/ kg and positive end expiratory pressure (PEEP) 5 cmH 2 ...
6
Venoarterial PCO2-to-arteriovenous oxygen content difference ratio is a poor surrogate for anaerobic metabolism in hemodilution: an experimental study
... Background: The identification of anaerobic metabolism in critically ill patients is a challenging task. Observational studies have suggested that the ratio of venoarterial PCO 2 (P v–a CO 2 ) to arteriovenous ...
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No agreement of mixed venous and central venous saturation in sepsis, independent of sepsis origin
... This prospective observational study included patients (at least 18 years old) with sepsis or septic shock according to international criteria [11] between January and Sep- tember 2009. Only patients in whom there was a ...
9
FACTORS MAINTAINING CEREBRAL CIRCULATION DURING GRAVITATIONAL STRESS
... Cerebral venous oxygen content in relation to mean arterial pressures In Figure 1 mean arterial blood pressure at head level is compared with mean venous oxygen saturation.. The pressure[r] ...
10
Near infrared spectroscopy (NIRS) of the thenar eminence in anesthesia and intensive care
... The principle of clinical NIRS is to noninvasively meas- ure the attenuation of light by hemoglobin, where the emit- ted light is in a wavelength range longer than visible light [12,13]. NIRS utilizes a narrower spectrum ...
9
Year in review 2007: Critical Care – cardiology
... less than 50% [13]. These data raise concerns about the utility of ScvO 2 in sepsis in the ICU as supposed to emer- gency department and will require further studies [14]. Furthermore, SvO 2 and ScvO 2 , though used as ...
6
Persistently high venous to arterial carbon dioxide differences during early resuscitation are associated with poor outcomes in septic shock
... mixed venous-to-arterial carbon dioxide difference at 6 ...mixed venous-to-arterial carbon dioxide difference at T6 (high-to-normal and persistently low ...
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Use of stepwise lactate kinetics oriented hemodynamic therapy could improve the clinical outcomes of patients with sepsis associated hyperlactatemia
... It has been widely accepted that initial hyperlactacide- mia is associated with greater mortality in patients with sepsis, and it has been regarded as independent of other organ failure indicators [11, 22–25]. Lactate ...
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Near infrared spectroscopy during stagnant ischemia estimates central venous oxygen saturation and mixed venous oxygen saturation discrepancy in patients with severe left heart failure and additional sepsis/septic shock
... peripheral oxygen availability in cardiogenic shock compared with ...muscle oxygen partial pressure correlated with systemic oxygen delivery (r = ...systemic oxygen transport variables and the ...
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The Effect of Dexmedetomidine on Oxygenation and Intrapulmonary Shunt during One Lung Ventilation
... Besides ventilatory injury, hypoxemia during OLV is still regarded as an important challenge of thoracic an- aesthesia. Hypoxic pulmonary vasoconstriction (HPV) is a defence mechanism against hypoxia which decreases the ...
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Achilles tendon suture deteriorates tendon capillary blood flow with sustained tissue oxygen saturation – an animal study
... postcapillary venous filling pressures indi- cating venous stasis within ten minutes after tendon ...tissue oxygen saturation remains unchanged excluding acute intratendinous hypoxia within 10 ...
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Proof of concept non-invasive estimation of peripheral venous oxygen saturation
... An APG system was developed in this study to exploit the significant arterial-venous compliance difference to induce artificial pulsations predominantly in the venous com- partment. The complete APG system ...
16
The effect of cardiac disease on hemoglobin oxygen binding
... hemoglobin- oxygen affinity and 2,3-diphosphoglycerate (2,3-DPG) has been studied in 39 patients with noncyanotic heart ...arteriovenous oxygen (A-V O 2 ) difference, and cardiac symptoms; this alteration ...
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Administration of hydrogen sulfide via extracorporeal membrane lung ventilation in sheep with partial cardiopulmonary bypass perfusion: a proof of concept study on metabolic and vasomotor effects
... single-stage venous cannula (DLP; Medtronic, Minneapolis, MN, USA) and a 14-Fr arterial cannula (Fem-Flex II; Medtronic) were surgically inserted and advanced through the right external jugular vein and right ...
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Cardiac Output in the Large Cephalopod Octopus Dofleini
... In addition to cardiac output the following parameters were measured or computed: oxygen consumption; oxygen tension, oxygen content and percentage saturation of venous and arterial bloo[r] ...
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