Arterial and venous plasma levels of bupivacaine following epidural and intercostal nerve blocks.

abstract：BACKGROUND:The authors sought to understand neural correlates of anesthetic-induced unconsciousness. Cortical gamma oscillations have been associated with neural processes supporting conscious perception, but the effect of general anesthesia on these oscillations is controversial. In this study, the authors examined th...

journal_title：Anesthesiology

authors： Imas OA,Ropella KM,Ward BD,Wood JD,Hudetz AG

更新日期：2005-05-01 00:00:00

abstract：BACKGROUND:Basal cytotoxic activity of NK cells, a subtype of lymphocytes involved in the nonspecific immune response to viruses, tumors, and some bacteria, is altered in the postoperative period. The current study examines the effects of halothane and isoflurane on interferon-induced stimulation of NK cell cytotoxicit...

journal_title：Anesthesiology

authors： Markovic SN,Knight PR,Murasko DM

更新日期：1993-04-01 00:00:00

abstract：BACKGROUND:Glutamate has been implicated in the pathophysiology of neuronal injury associated with cerebral hypoxia-ischemia. A model using chronic in utero microdialysis was developed to sample the extracellular space of the fetal brain. Using this model, we tested the hypothesis that glutamate efflux from the parasag...

journal_title：Anesthesiology

authors： Penning DH,Chestnut DH,Dexter F,Hrdy J,Poduska D,Atkins B

更新日期：1995-02-01 00:00:00

abstract：:This study examined whether pain or stress can enhance the analgesic effects of spinally administered opiates. The experiments determined the effects of mechanically produced pain and of the stress of being restrained on the analgesic effects of 0.63 microgram of epidural sufentanil in rats using a tail-withdrawal pro...

journal_title：Anesthesiology

authors： Van den Hoogen RH,Bervoets K,Colpaert FC

更新日期：1988-07-01 00:00:00

abstract：BACKGROUND:Neurokinins (e.g., substance P) contribute to pain transmission in the central nervous system, peripheral neurogenic inflammation, and leukocyte recruitment in inflammation. Leukocyte recruitment involves (1) up-regulation of adhesion molecule expression through neurokinin-1 (NK1) receptors on endothelial ce...

journal_title：Anesthesiology

authors： Rittner HL,Lux C,Labuz D,Mousa SA,Schäfer M,Stein C,Brack A

更新日期：2007-12-01 00:00:00

abstract：:Statin therapy is well established for prevention of cardiovascular disease. Statins may also reduce postoperative mortality and morbidity via a pleiotropic (non-lipid-lowering) effect. The authors conducted a meta-analysis to determine the influence of statin treatment on adverse postoperative outcomes in patients un...

journal_title：Anesthesiology

authors： Hindler K,Shaw AD,Samuels J,Fulton S,Collard CD,Riedel B

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND:Ventilator-associated pneumonia (VAP) requires early diagnosis and adequate antibiotic therapy. The aim of this prospective postmortem study was to assess the accuracy of direct examination and quantification of intracellular organisms (ICO) for the diagnosis of VAP. METHODS:Total and differential cell coun...

journal_title：Anesthesiology

authors： Papazian L,Autillo-Touati A,Thomas P,Bregeon F,Garbe L,Saux P,Seite R,Gouin F

更新日期：1997-08-01 00:00:00

abstract：BACKGROUND:Plasminogen activator inhibitor 1 (PAI-1) attenuates the conversion of plasminogen to plasmin. Polymorphisms of the PAI-1 gene are associated with varying PAI-1 levels and risk of prothrombotic events in nonsurgical patients. The purpose of this study, a secondary analysis of a clinical trial, was to investi...

journal_title：Anesthesiology

authors： Iribarren JL,Jimenez JJ,Hernández D,Brouard M,Riverol D,Lorente L,de La Llana R,Nassar I,Perez R,Martinez R,Mora ML

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND:Mutations in the methylenetetrahydrofolate reductase (MTHFR) gene (677C>T, 1298A>C) cause elevated plasma homocysteine concentrations and have been linked to fatal outcomes after nitrous oxide anesthesia. This study tested the hypothesis that patients with common MTHFR 677C>T or 1298A>C mutations develop hig...

journal_title：Anesthesiology

authors： Nagele P,Zeugswetter B,Wiener C,Burger H,Hüpfl M,Mittlböck M,Födinger M

更新日期：2008-07-01 00:00:00

abstract：BACKGROUND:Ca2+ plays an important role in signal transduction and anesthetic mechanisms. To date, no one has observed a direct effect of volatile anesthetics on a Ca(2+)-binding protein. We therefore examined the effects of halothane and isoflurane on the Ca(2+)-binding properties of bovine brain calmodulin. METHODS:...

journal_title：Anesthesiology

authors： Levin A,Blanck TJ

更新日期：1995-07-01 00:00:00

abstract：BACKGROUND:Initial postoperative core temperature is a physician and hospital performance measure. However, the extent to which core temperature changes during emergence from anesthesia and transport from the operating room to the postanesthesia care unit (PACU) remains unknown. Similarly, the accuracy of many noninvas...

journal_title：Anesthesiology

authors： Langham GE,Maheshwari A,Contrera K,You J,Mascha E,Sessler DI

更新日期：2009-07-01 00:00:00

abstract：:Critically ill patients often suffer from multiple organ failures involving lung, kidney, liver, or brain. Genomic, proteomic, and metabolomic approaches highlight common injury mechanisms leading to acute organ failure. This underlines the need to focus on therapeutic strategies affecting multiple injury pathways. Th...

journal_title：Anesthesiology

authors： Monsel A,Zhu YG,Gennai S,Hao Q,Liu J,Lee JW

更新日期：2014-11-01 00:00:00

abstract：BACKGROUND:Multicapillary column ion-mobility spectrometry (MCC-IMS) may identify volatile components in exhaled gas. The authors therefore used MCC-IMS to evaluate exhaled gas in a rat model of sepsis, inflammation, and hemorrhagic shock. METHODS:Male Sprague-Dawley rats were anesthetized and ventilated via tracheost...

journal_title：Anesthesiology

authors： Fink T,Wolf A,Maurer F,Albrecht FW,Heim N,Wolf B,Hauschild AC,Bödeker B,Baumbach JI,Volk T,Sessler DI,Kreuer S

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:The abundance of a specific sodium channel subunit (SkM2) appeared to be altered in vitro in cell cultures from persons susceptible to malignant hyperthermia. This study sought to determine whether these findings are artifacts of cell culture or whether they may be relevant to malignant hyperthermia. METHOD...

journal_title：Anesthesiology

authors： Fletcher JE,Wieland SJ,Karan SM,Beech J,Rosenberg H

更新日期：1997-05-01 00:00:00

abstract：:Using the technique of ventriculocisternal perfusion, resistance to reabsorption of cerebrospinal fluid (Ra) was calculated from determinations of the rate of reabsorption of cerebrospinal fluid (Va) at differing cerebrospinal fluid pressures in dogs. Ra was examined during prolonged anesthesia (5.0-6.0 h) with enflur...

journal_title：Anesthesiology

authors： Artru AA

更新日期：1984-11-01 00:00:00

abstract：BACKGROUND:Postoperative nausea and vomiting (PONV) is still common, especially among female patients. Our hypothesis is that coinduction with clonidine reduces the incidence of PONV in adult patients undergoing breast cancer surgery. METHODS:Sixty-eight women premedicated with midazolam were randomly allocated to coi...

journal_title：Anesthesiology

authors： Oddby-Muhrbeck E,Eksborg S,Bergendahl HT,Muhrbeck O,Lönnqvist PA

更新日期：2002-05-01 00:00:00

abstract：BACKGROUND:Resiniferatoxin is a potent capsaicin analog. Intrathecal administration leads to selective, prolonged opening of the transient receptor potential V1 ion channel, which is localized mainly to C-fiber primary afferent nociceptive sensory neurons. Following work in laboratory animals, the authors explored the ...

journal_title：Anesthesiology

authors： Brown DC,Iadarola MJ,Perkowski SZ,Erin H,Shofer F,Laszlo KJ,Olah Z,Mannes AJ

更新日期：2005-11-01 00:00:00

abstract：:To examine the effects of cardiac surgery and cardiopulmonary bypass (CPB) on the lung, functional residual capacity (FRC) and lung-thorax compliance were measured at four stages during open heart surgery in 15 children. The patients were anesthetized with fentanyl/droperidol and N2O/O2, paralyzed, and ventilated with...

journal_title：Anesthesiology

authors： Jonmarker C,Larsson A,Werner O

更新日期：1986-09-01 00:00:00

abstract：INTRODUCTION:The knowledge on the mechanism of the postoperative exacerbation of sleep-disordered breathing may direct the perioperative management of patients with obstructive sleep apnea. The objective of this study is to investigate the factors associated with postoperative severity of sleep-disordered breathing. M...

journal_title：Anesthesiology

authors： Chung F,Liao P,Elsaid H,Shapiro CM,Kang W

更新日期：2014-02-01 00:00:00

abstract：:The effects of halothane, tetrodotoxin (TTX), veratridine (VTD), and alterations of extracellular calcium ion concentration [Ca++]0) on regional differences of canine Purkinje fiber action potential duration (APD50 and APD90) were investigated in vitro at a paced rate of 75 beats per min. Under control conditions (n =...

journal_title：Anesthesiology

authors： Turner LA,Marijic J,Kampine JP,Bosnjak ZJ

更新日期：1990-12-01 00:00:00

abstract：BACKGROUND:Propofol is widely used clinically for the induction and maintenance of anesthesia. Clinical case reports have shown that propofol has an antiatrial tachycardia/fibrillation effect; however, the related ionic mechanisms are not fully understood. The current study investigates the effects of propofol on human...

journal_title：Anesthesiology

authors： Yang L,Liu H,Sun HY,Li GR

更新日期：2015-03-01 00:00:00

abstract：BACKGROUND:The main cause of unsuccessful peripheral radial artery catheterization using traditional palpation is imprecisely locating the arterial center. The authors evaluated factors causing disparities between the arterial centers determined by palpation versus ultrasound. The authors applied them to create and tes...

journal_title：Anesthesiology

authors： Nakayama Y,Inagaki Y,Nakajima Y,Sessler DI,Mukai N,Ogawa S,Mizobe T,Sawa T

更新日期：2016-10-01 00:00:00

abstract：BACKGROUND:Xenon is a general anesthetic with neuroprotective properties. Xenon inhibition at the glycine-binding site of the N-Methyl-D-aspartate (NMDA) receptor mediates xenon neuroprotection against ischemic injury in vitro. Here we identify specific amino acids important for xenon binding to the NMDA receptor, with...

journal_title：Anesthesiology

authors： Armstrong SP,Banks PJ,McKitrick TJ,Geldart CH,Edge CJ,Babla R,Simillis C,Franks NP,Dickinson R

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND:In the event of trauma, emergency reversal of anticoagulation therapy may be required. However, no specific reversal agents are routinely available for the direct oral anticoagulants such as dabigatran. The authors investigated four-factor prothrombin complex concentrate (PCC) for treating dabigatran-induced...

journal_title：Anesthesiology

authors： Honickel M,Braunschweig T,van Ryn J,Ten Cate H,Spronk HM,Rossaint R,Grottke O

更新日期：2015-12-01 00:00:00

abstract：BACKGROUND:Moxonidine, a novel imidazoline-alpha2-adrenergic receptor-selective analgesic, was recently identified as antinociceptive but has yet to be evaluated in neuropathic pain models. alpha2-adrenergic receptor-selective analgesics, and high-efficacy opioids, effectively inhibit neuropathic pain behaviors in rode...

journal_title：Anesthesiology

authors： Fairbanks CA,Nguyen HO,Grocholski BM,Wilcox GL

更新日期：2000-09-01 00:00:00

abstract：BACKGROUND:Awareness during anesthesia is foremost assessed with postoperative interviews, which may underestimate its incidence. On-line monitors such as the Bispectral Index and patient response to verbal command are not necessarily commonly used. This study investigated response to command during deep sedation (Bisp...

journal_title：Anesthesiology

authors： Kerssens C,Klein J,Bonke B

更新日期：2003-09-01 00:00:00

abstract：BACKGROUND:Acute renal dysfunction (ARD) and subsequent acute renal failure after cardiac surgery are associated with high mortality and morbidity. Early therapeutic or preventive intervention is hampered by the lack of an early biomarker for acute renal injury. Recent studies showed that urinary neutrophil gelatinase-...

journal_title：Anesthesiology

authors： Wagener G,Jan M,Kim M,Mori K,Barasch JM,Sladen RN,Lee HT

更新日期：2006-09-01 00:00:00

abstract：BACKGROUND:Halogenated anesthetics potentiate the positive inotropic effects of alpha- and beta-adrenoceptor stimulations. Although diabetes mellitus induces significant myocardial abnormalities, the interaction of halogenated anesthetics and adrenoceptor stimulation in diabetic myocardium remains unknown. METHODS:Lef...

journal_title：Anesthesiology

authors： Amour J,David JS,Vivien B,Coriat P,Riou B

更新日期：2004-11-01 00:00:00

abstract：BACKGROUND:Endothelium-derived hyperpolarizing factor is thought to be a cytochrome P450-derived arachidonic acid metabolite that hyperpolarizes vascular smooth muscle cells by opening Ca(2+)-activated K+ channels (K+Ca channels). In the rabbit carotid artery both volatile and intravenous anesthetics inhibit the acetyl...

journal_title：Anesthesiology

authors： Kessler P,Lischke V,Hecker M

更新日期：1996-06-01 00:00:00

abstract：BACKGROUND:Spontaneous ventilation, mechanical controlled ventilation, apneic intermittent ventilation, and jet ventilation are commonly used during interventional suspension microlaryngoscopy. The aim of this study was to investigate specific complications of each technique, with special emphasis on transtracheal and ...

journal_title：Anesthesiology

authors： Jaquet Y,Monnier P,Van Melle G,Ravussin P,Spahn DR,Chollet-Rivier M

更新日期：2006-01-01 00:00:00