Pulsus alternans during general anesthesia with halothane: effects of permissive hypercapnia.

abstract：BACKGROUND:Patients who are homozygous for the atypical mutation, compound heterozygous for atypical and silent mutations, or homozygous for silent mutations (SS) respond to mivacurium with extensively prolonged neuromuscular block. Although important, exact phenotyping of these patients is difficult. This article pres...

journal_title：Anesthesiology

authors： Gätke MR,Ostergaard D,Bundgaard JR,Varin F,Viby-Mogensen J

更新日期：2001-09-01 00:00:00

abstract：BACKGROUND:Up to 84% of women who undergo operative vaginal delivery receive neuraxial analgesia. However, little is known about the association between neuraxial analgesia and neonatal morbidity in women who undergo operative vaginal delivery. The authors hypothesized that neuraxial analgesia is associated with a redu...

journal_title：Anesthesiology

authors： Butwick AJ,Wong CA,Lee HC,Blumenfeld YJ,Guo N

更新日期：2021-01-01 00:00:00

abstract：:Postoperative itching is an important problem in the postoperative care unit. Pruritus after surgery may be drug induced (including intrathecal opioids) or secondary to a preexisting systemic disease. Mechanisms of itching are complex and not completely understood. The purpose of this review is to highlight new discov...

journal_title：Anesthesiology

authors： Waxler B,Dadabhoy ZP,Stojiljkovic L,Rabito SF

更新日期：2005-07-01 00:00:00

abstract：BACKGROUND:Hypoperfusion of the intestinal mucosa remains an important clinical problem during sepsis. Impairment of the autoregulation of microcirculatory blood flow in the intestinal tract has been suggested to play an important role in the development of multiple organ failure during sepsis and surgery. The authors ...

journal_title：Anesthesiology

authors： Hiltebrand LB,Krejci V,tenHoevel ME,Banic A,Sigurdsson GH

更新日期：2003-03-01 00:00:00

abstract：BACKGROUND:The general anesthetics, isoflurane and sevoflurane, cause developmental abnormalities in neonatal animal models via incompletely understood mechanisms. Despite many common molecular targets, isoflurane and sevoflurane exhibit substantial differences in their actions. The authors sought to determine whether ...

journal_title：Anesthesiology

authors： Seubert CN,Zhu W,Pavlinec C,Gravenstein N,Martynyuk AE

更新日期：2013-08-01 00:00:00

abstract：:Sevoflurane was submitted to phase-1 studies in man following extensive testing in animal species during maintenance, was administered with oxygen to produce one hour of anesthesia in six healthy adult male volunteers. Respiratory and cardiovascular functions, the electroencephalogram, arterial blood gases, blood sevo...

journal_title：Anesthesiology

authors： Holaday DA,Smith FR

更新日期：1981-02-01 00:00:00

abstract：BACKGROUND:Effects of volatile anesthetic agents on N-methyl-D-aspartate (NMDA) receptor-mediated excitatory synaptic transmission have not been well characterized. The authors compared effects produced by halothane and isoflurane on electrophysiologic properties of NMDA and non-NMDA receptor-mediated synaptic response...

journal_title：Anesthesiology

authors： Nishikawa K,MacIver MB

更新日期：2000-01-01 00:00:00

abstract：:Some previous reports indicate that the excitability of the brain may be increased for days following enflurane anesthesia. The authors investigated this possibility in cats by determining whether or not pentylenetetrazol- (Metrazol) or lidocaine-seizure thresholds decreased after repeated enflurane exposure. The lido...

journal_title：Anesthesiology

authors： Heavner JE,Amory DW

更新日期：1981-05-01 00:00:00

abstract：BACKGROUND:(human ether-a-gogo related gene) encodes the cardiac rapidly activating delayed rectifier potassium currents (I(kr)), which play an important role in cardiac action potential repolarization. General anesthetics, like halothane, can prolong Q-T interval, suggesting that they act on myocellular repolarization...

journal_title：Anesthesiology

authors： Li J,Correa AM

更新日期：2002-10-01 00:00:00

abstract：BACKGROUND:In this study, the authors determined the success and failure rates for interns learning bag-and-mask ventilation and orotracheal intubation. Their goal was to determine the amount of experience needed to perform these procedures correctly. METHODS:The authors recorded 695 bag-and-mask ventilations and 679 ...

journal_title：Anesthesiology

authors： Komatsu R,Kasuya Y,Yogo H,Sessler DI,Mascha E,Yang D,Ozaki M

更新日期：2010-06-01 00:00:00

abstract：BACKGROUND:Lamotrigine is a sodium channel blocker that inhibits the neuronal release of glutamate. Systemic administration of lamotrigine induces analgesia in short- and long-term models of hyperalgesia in rats. Considering the key role of N-methyl-D-aspartate receptors in the sensitization of dorsal horn neurons that...

journal_title：Anesthesiology

authors： Klamt JG

更新日期：1998-02-01 00:00:00

abstract：:Premedication with diazepam, hydroxyzine or secobarbital significantly increased ketamine-induced sleep time (137 +/- 3.5 min, 135 +/- 9.2 min, 128 +/- 4.7 min) over that of unpremedicated controls (98.5 +/- 4.4 min) in man. The corresponding mean plasma half-lives (t1/2) of ketamine were longer in patients premedicat...

journal_title：Anesthesiology

authors： Lo JN,Cumming JF

更新日期：1975-09-01 00:00:00

abstract：:In the absence of data on the anatomic localization of the cuff of the laryngeal mask airway (LMA) in children, radiologic images were obtained from 50 infants and children (aged 1 month to 15 yr) undergoing diagnostic radiologic procedures during halothane and N2O:O2 anesthesia. In 46 patients, the cuff of the LMA wa...

journal_title：Anesthesiology

authors： Goudsouzian NG,Denman W,Cleveland R,Shorten G

更新日期：1992-12-01 00:00:00

abstract：:The occurrence of fasciculations following administration of agents is a well-known pharmacologic phenomenon. Using the cat soleus nerve-muscle preparation, intravenous neostigmine doses between 20-200 micrograms/kg evoked fasciculations in a dose-related manner. The data demonstrate that the fasciculations were the r...

journal_title：Anesthesiology

authors： Baker T,Stanec A

更新日期：1987-12-01 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:Thermoregulatory vasoconstriction minimizes further core hypothermia during anesthesia. Elderly patients become more hypothermic during surgery than do younger patients, and take longer to rewarm postoperatively. These data indicate that perianesthetic thermoregulatory responses may be especially impaired in...

journal_title：Anesthesiology

authors： Kurz A,Plattner O,Sessler DI,Huemer G,Redl G,Lackner F

更新日期：1993-09-01 00:00:00

abstract：BACKGROUND:Patient-controlled analgesia (PCA) with intravenous morphine and patient-controlled epidural analgesia (PCEA), using an opioid either alone or in combination with a local anesthetic, are two major advances in the management of pain after major surgery. However, these techniques have been evaluated poorly in ...

journal_title：Anesthesiology

authors： Mann C,Pouzeratte Y,Boccara G,Peccoux C,Vergne C,Brunat G,Domergue J,Millat B,Colson P

更新日期：2000-02-01 00:00:00

abstract：BACKGROUND:Glucocorticoids have been reported to aggravate ischemic brain damage. Because changes in the activities of various neuronal systems are closely related to the outcome of ischemic damage, the authors evaluated the effects of dexamethasone on the monoaminergic systems and ischemic neuronal damage. METHODS:Th...

journal_title：Anesthesiology

authors： Tsubota S,Adachi N,Chen J,Yorozuya T,Nagaro T,Arai T

更新日期：1999-02-01 00:00:00

abstract：BACKGROUND:To assess changing patterns of injury and liability associated with central venous or pulmonary artery catheters, the authors analyzed closed malpractice claims for central catheter injuries in the American Society of Anesthesiologists Closed Claims database. METHODS:All claims for which a central catheter ...

journal_title：Anesthesiology

authors： Domino KB,Bowdle TA,Posner KL,Spitellie PH,Lee LA,Cheney FW

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND:Chronic pain remains a significant challenge for modern health care as its pathologic mechanisms are largely unknown and preclinical animal models suffer from limitations in assessing this complex subjective experience. However, human brain neuroimaging techniques enable the assessment of functional and neur...

journal_title：Anesthesiology

authors： Harris RE,Napadow V,Huggins JP,Pauer L,Kim J,Hampson J,Sundgren PC,Foerster B,Petrou M,Schmidt-Wilcke T,Clauw DJ

更新日期：2013-12-01 00:00:00

abstract：BACKGROUND:Perioperative myocardial ischemia occurs in 20-40% of patients at risk for cardiac complications and is associated with a ninefold increase in risk for perioperative cardiac death, myocardial infarction, or unstable angina, and a twofold long-term risk. Perioperative atenolol administration reduces the risk ...

journal_title：Anesthesiology

authors： Wallace A,Layug B,Tateo I,Li J,Hollenberg M,Browner W,Miller D,Mangano DT

更新日期：1998-01-01 00:00:00

abstract：:Fentanyl is used as an analgesic in small doses (1-2 micrograms X kg-1) and as an anesthetic in very large doses (greater than 150 micrograms X kg-1). It has been demonstrated that the effects of fentanyl correlate with its concentrations in plasma. It is important, therefore, to know whether or not the pharmacokineti...

journal_title：Anesthesiology

authors： Murphy MR,Hug CC Jr,McClain DA

更新日期：1983-12-01 00:00:00

abstract：:The effect of temperature (37 degrees C, 28 degrees C, and 18 degrees C), 160 mg/kg lidocaine, and 40 mg/kg thiopental on the efflux of cellular potassium in the cerebral cortex during complete global ischemia was examined. Cerebral ischemia was induced in dogs on cardiopulmonary bypass circulation by stopping the pum...

journal_title：Anesthesiology

authors： Astrup J,Skovsted P,Gjerris F,Sørensen HR

更新日期：1981-09-01 00:00:00

abstract：:Critically ill patients requiring mechanical ventilation are particularly susceptible to malnutrition. A knowledge of the energy requirements of these patients is essential in designing nutritional regimens. This study examines 45 resting energy-expenditure measurements performed in a group (n = 40) of postoperative, ...

journal_title：Anesthesiology

authors： Weissman C,Kemper M,Askanazi J,Hyman AI,Kinney JM

更新日期：1986-06-01 00:00:00

abstract：:Administration of the oxidant lipid peroxide tertiary butyl hydroperoxide (t-bu-OOH) in the isolated rabbit lung leads to acute pulmonary vasoconstriction, which is caused by the synthesis of thromboxane. The inhalational anesthetics, halothane, nitrous oxide, and cyclopropane, markedly enhance t-bu-OOH-induced pulmon...

journal_title：Anesthesiology

authors： McShane AJ,Crowley K,Shayevitz JR,Michael JR,Adkinson NF Jr,Traystman RJ,Gurtner GH

更新日期：1989-05-01 00:00:00

abstract：BACKGROUND:Although respiratory depression is the most well-known and dangerous side effect of opioids, no pharmacokinetic-pharmacodynamic model exists for its quantitative analysis. The development of such a model was the aim of this study. METHODS:After institutional approval approval and informed consent were obtai...

journal_title：Anesthesiology

authors： Bouillon T,Schmidt C,Garstka G,Heimbach D,Stafforst D,Schwilden H,Hoeft A

更新日期：1999-07-01 00:00:00

abstract：BACKGROUND:Isoflurane anesthesia produces cardiovascular and respiratory depression, although the specific mechanisms are not fully understood. Cranial visceral afferents, which innervate the heart and lungs, synapse centrally onto neurons within the medial portion of the nucleus tractus solitarius (NTS). Isoflurane mo...

journal_title：Anesthesiology

authors： Peters JH,McDougall SJ,Mendelowitz D,Koop DR,Andresen MC

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND:Selective breeding produces animal strains with varying anesthetic sensitivity. It thus seems unlikely that various human ethnicities have identical anesthetic requirements. Therefore, the authors tested the hypothesis that the minimum alveolar concentration of sevoflurane differs significantly as a function...

journal_title：Anesthesiology

authors： Ezri T,Sessler D,Weisenberg M,Muzikant G,Protianov M,Mascha E,Evron S

更新日期：2007-07-01 00:00:00

abstract：BACKGROUND:Obesity is an important risk factor for surgical site infections. The incidence of surgical wound infections is directly related to tissue perfusion and oxygenation. Fat tissue mass expands without a concomitant increase in blood flow per cell, which might result in a relative hypoperfusion with decreased ti...

journal_title：Anesthesiology

authors： Kabon B,Nagele A,Reddy D,Eagon C,Fleshman JW,Sessler DI,Kurz A

更新日期：2004-02-01 00:00:00

abstract：BACKGROUND:Intrathecal clonidine reduces tactile allodynia in animal models of neuropathic pain, and this effect is blocked by atropine. However, the role of tonic spinal cholinergic activity and its interaction with alpha2-adrenergic systems in normal and neuropathic conditions and to different sensory methods has not...

journal_title：Anesthesiology

authors： Paqueron X,Conklin D,Eisenach JC

更新日期：2003-07-01 00:00:00