Thermoregulatory thresholds for vasoconstriction in pediatric patients anesthetized with halothane or halothane and caudal bupivacaine.

abstract：BACKGROUND:Use of high-dose inhalational anesthesia during open fetal surgery may induce maternal-fetal hemodynamic instability and fetal myocardial depression. The authors' preliminary human retrospective study demonstrated less fetal bradycardia and left ventricular systolic dysfunction with lower dose desflurane sup...

journal_title：Anesthesiology

authors： Ngamprasertwong P,Michelfelder EC,Arbabi S,Choi YS,Statile C,Ding L,Boat A,Eghtesady P,Holland K,Sadhasivam S

更新日期：2013-04-01 00:00:00

abstract：BACKGROUND:Although opioids remain the standard therapy for the treatment of postoperative pain, the prevalence of opioid misuse is rising. The extent to which opioid abuse or dependence affects readmission rates and healthcare utilization is not fully understood. It was hypothesized that surgical patients with a histo...

journal_title：Anesthesiology

authors： Gupta A,Nizamuddin J,Elmofty D,Nizamuddin SL,Tung A,Minhaj M,Mueller A,Apfelbaum J,Shahul S

更新日期：2018-05-01 00:00:00

abstract：:In late 1846, following his successful public demonstrations of surgical anesthesia, Boston dentist William T. G. Morton selected Letheon as the commercial name for the ether-based "preparation" he had used to produce insensibility to pain. We have not identified a first-hand account of the coinage of Letheon. Althoug...

journal_title：Anesthesiology

authors： Haridas RP,Gionfriddo M,Bause GS

更新日期：2019-12-01 00:00:00

abstract：:Binding of thiopental to proteins in plasma from healthy, cirrhotic, and uremic subjects was studied using equilibrium dialysis. In plasma from healthy volunteers 28.0 plus or minus 0.9 per cent of thiopental was unbound. In plasma from patients with hepatic disease 53.0 plus or minus 2.1 per cent was unbound, while i...

journal_title：Anesthesiology

authors： Ghoneim MM,Pandya H

更新日期：1975-05-01 00:00:00

abstract：:The effect of pertussis toxin on opioid antinociception was studied in rats. Intrathecal injection of a single dose of pertussis toxin reduced the antinociceptive effect of PL017, a highly selective mu-opioid agonist, in a dose- and time-dependent manner. The maximal effective dose of pertussis toxin was 1 microgram, ...

journal_title：Anesthesiology

authors： Wong CS,Su YF,Chang KJ,Watkins WD

更新日期：1992-10-01 00:00:00

abstract：:The effects of subparalytic doses of succinylcholine and d-tubocurarine on epinephrine-induced cardiac arrhythmias during halothane anesthesia were evaluated in dogs. Succinylcholine markedly increased (P is less than .05) the arrhythmogenicity of epinephrine and d-tubocurarine slightly decreased (P is less than .05) ...

journal_title：Anesthesiology

authors： Tucker WK,Munson ES

更新日期：1975-01-01 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:The authors sought to determine whether subjects with pathophysiological conditions that are characterized by increased concentrations of aldosterone have increased susceptibility to the side effects of neonatal anesthesia with sevoflurane. METHODS:Postnatal day 4-20 (P4-P20) rats were exposed to sevofluran...

journal_title：Anesthesiology

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

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND:Transient receptor potential vanilloid 1 channels integrate nociceptive stimuli and are predominantly expressed by unmyelinated C-fiber nociceptors, but not low-threshold mechanoreceptive sensory or motor fibers. A recent report showed that the transient receptor potential vanilloid 1 channel agonist capsaic...

journal_title：Anesthesiology

authors： Gerner P,Binshtok AM,Wang CF,Hevelone ND,Bean BP,Woolf CJ,Wang GK

更新日期：2008-11-01 00:00:00

abstract：BACKGROUND:During emergence from anesthesia, breathing 100% oxygen is frequently used to provide a safety margin toward hypoxemia in case an airway problem occurs. Oxygen breathing has been shown to cause pulmonary gas exchange disorders in healthy individuals. This study investigates how oxygen breathing during emerge...

journal_title：Anesthesiology

authors： Kleinsasser AT,Pircher I,Truebsbach S,Knotzer H,Loeckinger A,Treml B

更新日期：2014-05-01 00:00:00

abstract：BACKGROUND:Preanesthesia medical examination is a common procedure performed before ophthalmic surgery. The frequency and characteristics of new medical issues and unstable medical conditions revealed by ophthalmic preanesthesia medical examination are unknown. We conducted a prospective observational study to estimate...

journal_title：Anesthesiology

authors： Phillips MB,Bendel RE,Crook JE,Diehl NN

更新日期：2013-05-01 00:00:00

abstract：BACKGROUND:The current study was performed to determine whether volatile anesthetics may include as part of their action in the central nervous system the depression of presynaptic transmitter release by alteration in intrasynaptic [Ca2+] ([Ca2+]i). METHODS:Guinea pig cerebrocortical synaptosomes were studied at 37 de...

journal_title：Anesthesiology

authors： Miao N,Frazer MJ,Lynch C 3rd

更新日期：1995-09-01 00:00:00

abstract：:Chloroprocaine, 0.5 per cent, with physiologic saline solution, has a specific gravity of 1.007 and a osmolarity of 283 mOsm/l, which increase to a specific gravity of 1.025 and an osmolarity of 542 mOsm/l when chloroprocaine is prepared in dextrose, 5 per cent. Chloroprocaine, 2.7 per cent, shows similar increases in...

journal_title：Anesthesiology

authors： Park YR,Eastwood DW

更新日期：1980-05-01 00:00:00

abstract：BACKGROUND:Sweating, vasoconstriction, and shivering have been observed during general anesthesia. Among these, vasoconstriction is especially important because-once triggered-it minimizes further hypothermia. Surprisingly, the core-temperature plateau associated with vasoconstriction appears to preserve core temperatu...

journal_title：Anesthesiology

authors： Plattner O,Semsroth M,Sessler DI,Papousek A,Klasen C,Wagner O

更新日期：1997-04-01 00:00:00

abstract：BACKGROUND:Volatile anesthetics inhibit presynaptic voltage-gated sodium channels to reduce neurotransmitter release, but their effects on excitatory neuron excitability by sodium current inhibition are unclear. The authors hypothesized that inhibition of transient and persistent neuronal sodium currents by the volatil...

journal_title：Anesthesiology

authors： Zhao W,Zhang M,Liu J,Liang P,Wang R,Hemmings HC,Zhou C

更新日期：2019-07-01 00:00:00

abstract：BACKGROUND:Densities in dependent lung regions worsen oxygenation in patients with acute respiratory distress syndrome. Identification of these densities requires examination using computed tomography (CT). In this study, the authors evaluated the use of transesophageal echocardiography (TEE) to estimate densities in t...

journal_title：Anesthesiology

authors： Tsubo T,Sakai I,Suzuki A,Okawa H,Ishihara H,Matsuki A

更新日期：2001-05-01 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:Acute pancreatitis has been linked to intestinal barrier dysfunction and systemic inflammatory response with high mortality. Thoracic epidural analgesia improves intestinal perfusion. The authors hypothesized that thoracic epidural analgesia influences microcirculation injury, inflammatory response, and outc...

journal_title：Anesthesiology

authors： Freise H,Lauer S,Anthonsen S,Hlouschek V,Minin E,Fischer LG,Lerch MM,Van Aken HK,Sielenkämper AW

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND:There is an increasing interest in the use of dexmedetomidine for anesthesia and sedation. Here, we used the mouse organotypic hippocampal slice culture to investigate whether dexmedetomidine exhibits postconditioning properties against oxygen and glucose deprivation (OGD). The role of the focal adhesion and...

journal_title：Anesthesiology

authors： Dahmani S,Rouelle D,Gressens P,Mantz J

更新日期：2010-02-01 00:00:00

abstract：BACKGROUND:Although automated closed-loop control systems may improve quality of care, their safety must be proved under extreme control conditions. This study describes a simulation methodology to test automated controllers and its application in a comparison of two published controllers for Bispectral Index (BIS)-gui...

journal_title：Anesthesiology

authors： Struys MM,De Smet T,Greenwald S,Absalom AR,Bingé S,Mortier EP

更新日期：2004-03-01 00:00:00

abstract：BACKGROUND:We describe the anesthetic management for a new surgical procedure: laser ablation of emphysematous bullae via thoracoscope. Although thoracoscopy is not new, this is the first description of a series of patients with bilateral, chronic lung disease who underwent long periods of one-lung ventilation (OLV) du...

journal_title：Anesthesiology

authors： Barker SJ,Clarke C,Trivedi N,Hyatt J,Fynes M,Roessler P

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Pentobarbital decreases the gain of the baroreceptor reflex on the order of 50%, and this blunting is caused nearly entirely by decreasing cardioinhibitory parasympathetic activity. The most likely site of action of pentobarbital is the gamma-aminobutyric acid type A (GABA(A)) receptor. The authors tested wh...

journal_title：Anesthesiology

authors： Irnaten M,Walwyn WM,Wang J,Venkatesan P,Evans C,Chang KS,Andresen MC,Hales TG,Mendelowitz D

更新日期：2002-09-01 00:00:00

abstract：:The need for accurate clinical diagnosis and appropriate intervention requires that a modern blood-gas laboratory have the means to correct for significant discrepancies between patient temperature and the temperature at which in vitro blood samples are analyzed. Recent advances in mini- and microcomputer technology p...

journal_title：Anesthesiology

authors： Andritsch RF,Muravchick S,Gold MI

更新日期：1981-09-01 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：:The effects of halothane (0.75% and 1.5%) and isoflurane (2.6%) on macroscopic Ca2+ and K+ channel currents (ICa and IK, respectively) were investigated in voltage-clamped vascular muscle cells from the canine coronary artery. Single coronary arterial cells were dialyzed with K+ glutamate solution and superfused with ...

journal_title：Anesthesiology

authors： Buljubasic N,Rusch NJ,Marijic J,Kampine JP,Bosnjak ZJ

更新日期：1992-06-01 00:00:00

abstract：BACKGROUND:Although the anesthetic effects of the intravenous anesthetic agent propofol have been studied in the living human brain using brain imaging technology, the nature of the anesthetic state evident in the human brain during inhalational anesthesia remains unknown. To examine this issue, the authors studied the...

journal_title：Anesthesiology

authors： Alkire MT,Haier RJ,Shah NK,Anderson CT

更新日期：1997-03-01 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:Ketamine was previously suggested to relax vascular smooth muscle by reducing the intracellular Ca2+ concentration ([Ca2+]i). However, no direct evidence is available to indicate that ketamine reduces the [Ca2+]i in vascular smooth muscle of systemic resistance arteries. METHODS:Endothelium-intact or -denud...

journal_title：Anesthesiology

authors： Akata T,Izumi K,Nakashima M

更新日期：2001-08-01 00:00:00

abstract：BACKGROUND:The number of pregnancy-related deaths and severe maternal complications continues to rise in the United States, and the quality of obstetrical care across U.S. hospitals is uneven. Providing hospitals with performance feedback may help reduce the rates of severe complications in mothers and their newborns. ...

journal_title：Anesthesiology

authors： Glance LG,Hasley S,Glantz JC,Stevens TP,Faden E,Kreso MA,Pyne SG,Wissler RN,Fichter J,Gloff MS,Dick AW

更新日期：2019-08-01 00:00:00

abstract：WHAT WE ALREADY KNOW ABOUT THIS TOPIC:WHAT THIS ARTICLE TELLS US THAT IS NEW: BACKGROUND:: Ketamine is an N-methyl-D-aspartate receptor antagonist that reduces temporal summation of pain and modulates antinociception. Ketamine infusions can produce significant relief of neuropathic pain, but the treatment is resource i...

journal_title：Anesthesiology

authors： Bosma RL,Cheng JC,Rogachov A,Kim JA,Hemington KS,Osborne NR,Venkat Raghavan L,Bhatia A,Davis KD

更新日期：2018-11-01 00:00:00