Epidural, cerebrospinal fluid, and plasma pharmacokinetics of epidural opioids (part 1): differences among opioids.

abstract：BACKGROUND:The long-lasting high-affinity opioid buprenorphine has complex pharmacology, including ceiling effects with respect to analgesia and respiratory depression. Plasma concentrations of the major buprenorphine metabolites norbuprenorphine, buprenorphine-3-glucuronide, and norbuprenorphine-3-glucuronide approxim...

journal_title：Anesthesiology

authors： Brown SM,Holtzman M,Kim T,Kharasch ED

更新日期：2011-12-01 00:00:00

abstract：BACKGROUND:Reduction of nocturnal obstructive events during lateral position in patients with obstructive sleep apnea was previously reported. However, little information is available regarding mechanisms of the improvement and the precise pharyngeal site influenced by the lateral position. The authors tested the hypot...

journal_title：Anesthesiology

authors： Isono S,Tanaka A,Nishino T

更新日期：2002-10-01 00:00:00

abstract：BACKGROUND:Macrophage recruitment into atherosclerotic plaques drives lesion progression, destabilization, and rupture. Chronic statin treatment reduces macrophage plaque content. Information on dynamics of macrophage recruitment would help assessing plaque vulnerability and guiding therapy. Techniques to image macroph...

journal_title：Anesthesiology

authors： Larmann J,Frenzel T,Schmitz M,Hahnenkamp A,Demmer P,Immenschuh S,Tietge UJ,Bremer C,Theilmeier G

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND:Early acquisition of critical competencies by novice anesthesiology residents is essential for patient safety, but traditional training methods may be insufficient. The purpose of this study was to determine the effectiveness of high-fidelity simulation training of novice residents in the initial management ...

journal_title：Anesthesiology

authors： Park CS,Rochlen LR,Yaghmour E,Higgins N,Bauchat JR,Wojciechowski KG,Sullivan JT,McCarthy RJ

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND:Dyspnea, like pain, can cause major suffering in intensive care unit (ICU) patients. Its evaluation relies on self-report; hence, the risk of being overlooked when verbal communication is impaired. Observation scales incorporating respiratory and behavioral signs (respiratory distress observation scales [RDO...

journal_title：Anesthesiology

authors： Persichini R,Gay F,Schmidt M,Mayaux J,Demoule A,Morélot-Panzini C,Similowski T

更新日期：2015-10-01 00:00:00

abstract：BACKGROUND:Recent advances have indicated a complex interplay between the autonomic nervous system and the innate immune system. Targeting neural networks for the treatment of sepsis is being developed as a therapeutic strategy. Because electroacupuncture at select acupoints can modulate activities of the autonomic ner...

journal_title：Anesthesiology

authors： Song JG,Li HH,Cao YF,Lv X,Zhang P,Li YS,Zheng YJ,Li Q,Yin PH,Song SL,Wang HY,Wang XR

更新日期：2012-02-01 00:00:00

abstract：BACKGROUND:Excitatory amino acid receptors are important for both sensory and motor function in the spinal cord. We studied the effects of intrathecal LY293558, a competitive non-N-methyl-D-aspartate excitatory amino acid receptor antagonist, on motor and sensory function in rats to determine whether drugs blocking the...

journal_title：Anesthesiology

authors： Von Bergen NH,Subieta A,Brennan TJ

更新日期：2002-07-01 00:00:00

abstract：BACKGROUND:Propofol is an intravenous anesthetic agent that may impair host defense system. The aim of this study was to evaluate the effects of propofol on macrophage functions and its possible mechanism. METHODS:Mouse macrophage-like Raw 264.7 cells were exposed to propofol, at 3, 30 (a clinically relevant concentra...

journal_title：Anesthesiology

authors： Chen RM,Wu CH,Chang HC,Wu GJ,Lin YL,Sheu JR,Chen TL

更新日期：2003-05-01 00:00:00

abstract：WHAT WE ALREADY KNOW ABOUT THIS TOPIC:WHAT THIS ARTICLE TELLS US THAT IS NEW: BACKGROUND:: Quantitative neuromuscular monitoring is required to ensure neuromuscular function has recovered completely at the time of tracheal extubation. The TOFscan (Drager Technologies, Canada) is a new three-dimensional acceleromyograph...

journal_title：Anesthesiology

authors： Murphy GS,Szokol JW,Avram MJ,Greenberg SB,Shear TD,Deshur M,Benson J,Newmark RL,Maher CE

更新日期：2018-11-01 00:00:00

abstract：:Isoflurane has a lesser ability than halothane to induce contracture in malignant hyperthermia (MH) muscle in vitro. This does not necessarily imply that isoflurane is not as potent an MH trigger as halothane in vivo. A hypothesis was tested that in vitro treatment with Bay K 8644, an activator of both the dihydropyri...

journal_title：Anesthesiology

authors： Adnet PJ,Krivosic-Horber RM,Adamantidis MM,Haudecoeur G,Reyford H,Imbenotte M

更新日期：1992-04-01 00:00:00

abstract：:Thirty-six halogenated Me Et ethers have been synthesized for evaluation as volatile anesthetics. Eleven of the ethers were too unstable to test, and, of the remaining 25, 13 had promising anesthetic properties in mice and are suitable for study in larger animals. Those ethers having one H with at least 2 halogens oth...

journal_title：Anesthesiology

authors： Terrell RC

更新日期：2008-03-01 00:00:00

abstract：BACKGROUND:Adaptive support ventilation (ASV) allows the clinician to set a maximum plateau pressure (PP) and automatically adjusts tidal volume to keep PP below the set maximum. METHODS:ASV was compared to a fixed tidal volume of 6 ml/kg. ASV determined the respiratory rate and tidal volume based on its algorithms. M...

journal_title：Anesthesiology

authors： Sulemanji D,Marchese A,Garbarini P,Wysocki M,Kacmarek RM

更新日期：2009-10-01 00:00:00

abstract：:There is controversy about whether N2O increases cerebral blood flow and cortical oxygen consumption (CMRO2) in rats. Cortical and subcortical blood flow and CMRO2 were measured in awake, unrestrained rats while awake and during 70% N2O administration using radioactive microspheres. In the awake state, cortical and su...

journal_title：Anesthesiology

authors： Baughman VL,Hoffman WE,Miletich DJ,Albrecht RF

更新日期：1990-08-01 00:00:00

abstract：BACKGROUND:The authors investigated the efficacy of bilateral suprazygomatic maxillary nerve block (SMB) for postoperative pain relief in infants undergoing cleft palate repair. METHODS:In this prospective, double-blind, single-site, randomized, and parallel-arm controlled trial, 60 children were assigned to undergo b...

journal_title：Anesthesiology

authors： Chiono J,Raux O,Bringuier S,Sola C,Bigorre M,Capdevila X,Dadure C

更新日期：2014-06-01 00:00:00

abstract：BACKGROUND:Although inhalation anesthetic agents are thought to impair cerebral autoregulation more than intravenous agents, there are few controlled studies in humans. METHODS:In the first group (n = 24), dynamic autoregulation was assessed from the response of middle cerebral artery blood flow velocity (Vmca) to a t...

journal_title：Anesthesiology

authors： Strebel S,Lam AM,Matta B,Mayberg TS,Aaslid R,Newell DW

更新日期：1995-07-01 00:00:00

abstract：BACKGROUND:Perfluorocarbon (PFC) liquids are known to improve gas exchange and pulmonary function in various models of acute respiratory failure. Vaporization has been recently reported as a new method of delivering PFC to the lung. Our aim was to study the effect of PFC vapor on the ventilation/perfusion (VA/Q) matchi...

journal_title：Anesthesiology

authors： Hübler M,Souders JE,Shade ED,Polissar NL,Schimmel C,Hlastala MP

更新日期：2001-12-01 00:00:00

abstract：BACKGROUND:The purpose of this study was to determine the relationship of four postanesthesia care unit (PACU) cardiovascular events to long-term outcomes (unplanned critical care admission or mortality) and to evaluate the contribution of anesthetic management compared with other perioperative factors in predicting th...

journal_title：Anesthesiology

authors： Rose DK,Cohen MM,DeBoer DP

更新日期：1996-04-01 00:00:00

abstract：:Eighty-six patients undergoing coronary artery bypass graft (n = 63) or intracardiac (n = 23) surgery were randomly assigned with respect to the target value for PaCO2 during cardiopulmonary bypass. In 44 patients the target PaCO2 was 40 mmHg, measured at the standard electrode temperature of 37 degrees C, while in 42...

journal_title：Anesthesiology

authors： Bashein G,Townes BD,Nessly ML,Bledsoe SW,Hornbein TF,Davis KB,Goldstein DE,Coppel DB

更新日期：1990-01-01 00:00:00

abstract：:A potentially serious complication of long-term epidural catheterization in cancer patients is infection. The early signs of infection were studied in 350 patients in whom long-term epidural catheters were inserted. Three areas of the catheter track were found to be involved; exit site and superficial catheter track i...

journal_title：Anesthesiology

authors： Du Pen SL,Peterson DG,Williams A,Bogosian AJ

更新日期：1990-11-01 00:00:00

abstract：:To evaluate the effect of aging on the distribution, metabolism, and neuromuscular junction sensitivity to pancuronium and vecuronium, the authors determined the pharmacokinetics and pharmacodynamics of these drugs in 12 healthy elderly subjects (70-84 yr) and 12 young adults (30-57 yr) during halothane-nitrous oxide ...

journal_title：Anesthesiology

authors： Rupp SM,Castagnoli KP,Fisher DM,Miller RD

更新日期：1987-07-01 00:00:00

abstract：BACKGROUND:The noble gas xenon (Xe) has been used as an inhalational anesthetic agent in clinical trials with little or no physiologic side effects. Like nitrous oxide, Xe is believed to exert minimal unwanted cardiovascular effects, and like nitrous oxide, the vapor concentration to achieve 1 minimum alveolar concentr...

journal_title：Anesthesiology

authors： Stowe DF,Rehmert GC,Kwok WM,Weigt HU,Georgieff M,Bosnjak ZJ

更新日期：2000-02-01 00:00:00

abstract：BACKGROUND:Propofol and alfentanil frequently are administered together for intravenous sedation. This study investigated pharmacokinetic and pharmacodynamic interactions between propofol and alfentanil, at sedative concentrations, with specific regard to effects on ventilation, analgesia, sedation, and nausea. METHOD...

journal_title：Anesthesiology

authors： Pavlin DJ,Coda B,Shen DD,Tschanz J,Nguyen Q,Schaffer R,Donaldson G,Jacobson RC,Chapman CR

更新日期：1996-01-01 00:00:00

abstract：BACKGROUND:Diffusion of nitrous oxide into the cuff of the endotracheal tube results in an increase in cuff pressure. Excessive endotracheal tube cuff pressure may impair tracheal mucosal perfusion and cause tracheal damage and sore throat. Filling the cuff of the endotracheal tube with saline instead of air prevents t...

journal_title：Anesthesiology

authors： Combes X,Schauvliege F,Peyrouset O,Motamed C,Kirov K,Dhonneur G,Duvaldestin P

更新日期：2001-11-01 00:00:00

abstract：BACKGROUND:Preservation of gut integrity has become a therapeutic goal to obviate bacterial translocation in the critically ill. The authors examined whether olprinone, a phosphodiesterase III inhibitor, protected functional and structural integrity of gut mucosa against acute progressive hypoxia. METHODS:Thirty-two a...

journal_title：Anesthesiology

authors： Satoh T,Morisaki H,Ai K,Kosugi S,Yamamoto M,Serita R,Kotake Y,Takeda J

更新日期：2003-06-01 00:00:00

abstract：BACKGROUND:Persistent postsurgical pain is common and affects quality of life. The hypothesis was that use of pregabalin and ketamine would prevent persistent pain after cardiac surgery. METHODS:This randomized, double-blind, placebo-controlled trial was undertaken at two cardiac surgery centers in the United Kingdom....

journal_title：Anesthesiology

authors： Anwar S,Cooper J,Rahman J,Sharma C,Langford R

更新日期：2019-07-01 00:00:00

abstract：BACKGROUND:Inhaled nitric oxide (NO), a selective vasodilator, improves oxygenation in many patients with adult respiratory distress syndrome (ARDS). Vasoconstrictors may also improve oxygenation, possibly by enhancing hypoxic pulmonary vasoconstriction. This study compared the effects of phenylephrine, NO, and their c...

journal_title：Anesthesiology

authors： Doering EB,Hanson CW 3rd,Reily DJ,Marshall C,Marshall BE

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND:Positive end expiratory pressure (PEEP) is an important component of therapy in patients with acute lung injury or acute respiratory distress syndrome. The independent effect of PEEP on mortality is currently unknown. METHODS:A systematic review and meta-analysis of randomized controlled clinical trials com...

journal_title：Anesthesiology

authors： Phoenix SI,Paravastu S,Columb M,Vincent JL,Nirmalan M

更新日期：2009-05-01 00:00:00

abstract：:In order to determine whether or not irritation of the nasal passage with commonly used volatile anesthetics can elicit airway reflexes, we investigated respiratory, laryngeal, and tracheal responses to nasal insufflation of three volatile anesthetics (enflurane, isoflurane, and halothane) in 13 patients anesthetized ...

journal_title：Anesthesiology

authors： Nishino T,Tanaka A,Ishikawa T,Hiraga K

更新日期：1991-09-01 00:00:00

abstract：BACKGROUND:Although halothane reduces digitalis toxicity, other anesthetics, notably cyclopropane, increase toxicity. This study determined the effects of isoflurane on digitalis toxicity in isolated cardiac tissue and compared these effects with those of halothane. METHODS:Standard microelectrode techniques were used...

journal_title：Anesthesiology

authors： Gallagher JD

更新日期：1994-12-01 00:00:00

abstract：:The time course of changes in brain electrical activity during halothane anesthesia was examined in 12 malignant hyperthermia-susceptible (MHS) and 14 normal (nMHS) swine. Power densities in selected frequency bands were calculated from the electroen-cephalogram (EEG). EEG and systemic variables were determined over a...

journal_title：Anesthesiology

authors： Kochs E,Hoffman WE,Roewer N,Schulte am Esch J

更新日期：1990-12-01 00:00:00