Anesthetics inhibit acetylcholine-promoted guanine nucleotide exchange of heterotrimeric G proteins of airway smooth muscle.

abstract：BACKGROUND:Excessive bleeding often occurs during pediatric scoliosis surgery and is attributed to numerous factors, including accelerated fibrinolysis. The authors hypothesized that administration of tranexamic acid would reduce bleeding and transfusion requirements during scoliosis surgery. METHODS:Forty-four patien...

journal_title：Anesthesiology

authors： Sethna NF,Zurakowski D,Brustowicz RM,Bacsik J,Sullivan LJ,Shapiro F

更新日期：2005-04-01 00:00:00

abstract：:Despite evidence from animal experiments to the contrary, nitrous oxide (N2O) reportedly does not induce myocardial ischemia when used as an adjunct to fentanyl anesthesia in patients with coronary artery disease who have well-preserved left ventricular (LV) function. However, the incidence of ischemia with N2O admini...

journal_title：Anesthesiology

authors： Mitchell MM,Prakash O,Rulf EN,van Daele ME,Cahalan MK,Roelandt JR

更新日期：1989-10-01 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：BACKGROUND:Pulmonary function is impaired during pneumoperitoneum mainly as a result of atelectasis formation. We studied the effects of 10 cm H2O of positive end-expiratory pressure (PEEP) and PEEP followed by a recruitment maneuver (PEEP+RM) on end-expiratory lung volume (EELV), oxygenation and respiratory mechanics ...

journal_title：Anesthesiology

authors： Futier E,Constantin JM,Pelosi P,Chanques G,Kwiatkoskwi F,Jaber S,Bazin JE

更新日期：2010-12-01 00:00:00

abstract：:Nonsteroidal antiinflammatory drugs (NSAIDs) are commonly combined with intravenous morphine patient-controlled analgesia to relieve postoperative pain. NSAIDs have a documented 30-50% sparing effect on morphine consumption. However, most of the studies have not demonstrated a decrease in morphine adverse effects. A m...

journal_title：Anesthesiology

authors： Marret E,Kurdi O,Zufferey P,Bonnet F

更新日期：2005-06-01 00:00:00

abstract：BACKGROUND:The concept of the axillary "sheath" has been a central tenet of brachial plexus regional anesthesia for many years. Recent investigations have cast doubt on its nature and existence. This study further examines the issue. METHODS:Computerized axial tomographic dye studies were performed using continuous ca...

journal_title：Anesthesiology

authors： Cornish PB,Leaper C

更新日期：2006-09-01 00:00:00

abstract：INTRODUCTION:Directional connectivity from anterior to posterior brain regions (or "feedback" connectivity) has been shown to be inhibited by propofol and sevoflurane. In this study the authors tested the hypothesis that ketamine would also inhibit cortical feedback connectivity in frontoparietal networks. METHODS:Sur...

journal_title：Anesthesiology

authors： Lee U,Ku S,Noh G,Baek S,Choi B,Mashour GA

更新日期：2013-06-01 00:00:00

abstract：BACKGROUND:Spontaneous breaths during airway pressure release ventilation (APRV) have to overcome the resistance of the artificial airway. Automatic tube compensation provides ventilatory assistance by increasing airway pressure during inspiration and lowering airway pressure during expiration, thereby compensating for...

journal_title：Anesthesiology

authors： Wrigge H,Zinserling J,Hering R,Schwalfenberg N,Stüber F,von Spiegel T,Schroeder S,Hedenstierna G,Putensen C

更新日期：2001-08-01 00:00:00

abstract：BACKGROUND:Many drugs are removed by the lung. The pulmonary uptake of one drug can be inhibited when a second, highly accumulated drug is administered parenterally or as a chronic oral treatment. The effect of inhalational anesthetics on pulmonary drug uptake has not been extensively studied and may alter pharmacokine...

journal_title：Anesthesiology

authors： Matot I,Neely CF,Katz RY,Neufeld GR

更新日期：1993-06-01 00:00:00

abstract：BACKGROUND:Anesthetic preconditioning (APC) with sevoflurane reduces myocardial ischemia-reperfusion injury. The authors tested whether two brief exposures to sevoflurane would lead to a better preconditioning state than would a single longer exposure and whether dual exposure to a lower (L) concentration of sevofluran...

journal_title：Anesthesiology

authors： Riess ML,Kevin LG,Camara AK,Heisner JS,Stowe DF

更新日期：2004-03-01 00:00:00

abstract：BACKGROUND:Crystalloid solutions are used to restore intravascular volume in septic patients, but each solution has limitations. The authors compared the effects of three crystalloid solutions on hemodynamics, organ function, microcirculation, and survival in a sepsis model. METHODS:Peritonitis was induced by injectio...

journal_title：Anesthesiology

authors： Orbegozo D,Su F,Santacruz C,He X,Hosokawa K,Creteur J,De Backer D,Vincent JL

更新日期：2016-10-01 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：:Total lung capacity, vital capacity, residual volume, and functional residual capacity were determined by body plethysmography and the single-breath oxygen (SBO2) test was performed at 0, 5, and 11 cm H20 continuous positive airway pressure in healthy, awake, seated, spontaneously breathing subjects. Mean values for t...

journal_title：Anesthesiology

authors： Abboud N,Rehder K,Rodarte JR,Hyatt RE

更新日期：1975-02-01 00:00:00

abstract：BACKGROUND:With percutaneous recordings of muscle nerve sympathetic activity (MSA), it is possible to study interactions between the autonomic nervous system and anesthetics. This study describes the effects of propofol infusion both before and during microlaryngoscopy. METHODS:Nine patients participated. MSA was reco...

journal_title：Anesthesiology

authors： Sellgren J,Ejnell H,Elam M,Pontén J,Wallin BG

更新日期：1994-03-01 00:00:00

abstract：BACKGROUND:Drugs are routinely combined in anesthesia and pain management to obtain an enhancement of the desired effects. However, a parallel enhancement of the undesired effects might take place as well, resulting in a limited therapeutic usefulness. Therefore, when addressing the question of optimal drug combination...

journal_title：Anesthesiology

authors： Zanderigo E,Sartori V,Sveticic G,Bouillon T,Schumacher P,Morari M,Curatolo M

更新日期：2006-04-01 00:00:00

abstract：:The authors sought to determine if isoflurane would attenuate effects of three different types of vasoconstrictors on isolated segments of canine epicardial coronary arteries removed from healthy dogs. As the endothelium has a major role in regulating epicardial coronary artery tone, and as it modulates the effect of ...

journal_title：Anesthesiology

authors： Blaise G,Sill JC,Nugent M,Van Dyke RA,Vanhoutte PM

更新日期：1987-10-01 00:00:00

abstract：BACKGROUND:The authors determined the segmental effects of intracarotid verapamil in human subjects by using a novel method of measuring proximal and distal cerebrovascular resistance. Their hypothesis was that intracarotid verapamil, a calcium channel-blocking drug that augments cerebral blood flow and reverses arteri...

journal_title：Anesthesiology

authors： Joshi S,Meyers PM,Pile-Spellman J,Wang M,Sahlein DH

更新日期：2004-04-01 00:00:00

abstract：:The slow positive (P2) wave of the evoked electrospinogram was recorded from the dorsal epidural space in man. The waveform characteristics of the P2 wave were similar to those of the dorsal cord positive wave (P wave), which is believed to be caused by the primary afferent depolarization (PAD) and to be related to pr...

journal_title：Anesthesiology

authors： Shimoji K,Ito Y,Oama K,Sawa T,Ikezono E

更新日期：1975-10-01 00:00:00

abstract：BACKGROUND:Interscalene block provides optimal shoulder surgery analgesia, but concerns over its associated risks have prompted the search for alternatives. Suprascapular block was recently proposed as an interscalene block alternative, but evidence of its comparative analgesic effect is conflicting. This meta-analysis...

journal_title：Anesthesiology

authors： Hussain N,Goldar G,Ragina N,Banfield L,Laffey JG,Abdallah FW

更新日期：2017-12-01 00:00:00

abstract：BACKGROUND:Few data support an association between blood pressure variability and clinical outcomes during cardiac surgery. We tested the hypothesis that intraoperative systolic blood pressure variability outside a targeted blood pressure range predicts 30-day mortality in patients undergoing cardiac surgery. METHODS:...

journal_title：Anesthesiology

authors： Aronson S,Stafford-Smith M,Phillips-Bute B,Shaw A,Gaca J,Newman M,Cardiothoracic Anesthesiology Research Endeavors.

更新日期：2010-08-01 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:Although considerable evidence indicates neuronal Ca channels play significant roles in pain perception, their possible importance in hypersensitization after acute inflammation has not been investigated. METHODS:Using carrageenan for inducing hypersensitization, the authors investigated the analgesic effec...

journal_title：Anesthesiology

authors： Yokoyama K,Kurihara T,Makita K,Tanabe T

更新日期：2003-12-01 00:00:00

abstract：:To determine the effects of cardiopulmonary bypass (CPB) and hypothermia on the neuromuscular blockade produced by pancuronium, this relaxant was infused intravenously into 10 anesthetized patients to produce and maintain 90% depression of the twitch tension of the adductor pollicis muscle following supramaximal ulnar...

journal_title：Anesthesiology

authors： d'Hollander AA,Duvaldestin P,Henzel D,Nevelsteen M,Bomblet JP

更新日期：1983-06-01 00:00:00

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:Postoperative delirium is one of the most common complications in the elderly surgical population. However, its long-term outcomes remain largely to be determined. Therefore a prospective cohort study was conducted to determine the association between postoperative delirium and long-term decline in activitie...

journal_title：Anesthesiology

authors： Shi Z,Mei X,Li C,Chen Y,Zheng H,Wu Y,Zheng H,Liu L,Marcantonio ER,Xie Z,Shen Y

更新日期：2019-09-01 00:00:00

abstract：BACKGROUND:The Pediatric Perioperative Cardiac Arrest (POCA) Registry was formed in 1994 in an attempt to determine the clinical factors and outcomes associated with cardiac arrest in anesthetized children. METHODS:Institutions that provide anesthesia for children are voluntarily enrolled in the POCA Registry. A repre...

journal_title：Anesthesiology

authors： Morray JP,Geiduschek JM,Ramamoorthy C,Haberkern CM,Hackel A,Caplan RA,Domino KB,Posner K,Cheney FW

更新日期：2000-07-01 00:00:00

abstract：WHAT WE ALREADY KNOW ABOUT THIS TOPIC:WHAT THIS ARTICLE TELLS US THAT IS NEW: BACKGROUND:: Traumatic brain injury induces cellular proliferation in the hippocampus, which generates new neurons and glial cells during recovery. This process is regulated by N-methyl-D-aspartate-type glutamate receptors, which are inhibite...

journal_title：Anesthesiology

authors： Peters AJ,Villasana LE,Schnell E

更新日期：2018-08-01 00:00:00

abstract：BACKGROUND:alpha 2 Agonists are powerful analgesics after spinal delivery. The current work characterizes the dose-dependent antinociception and effects upon respiratory function of dexmedetomidine after intrathecal, epidural, intravenous, and intracisternal delivery in chronically prepared dogs. METHODS:Dogs were pre...

journal_title：Anesthesiology

authors： Sabbe MB,Penning JP,Ozaki GT,Yaksh TL

更新日期：1994-05-01 00:00:00

abstract：BACKGROUND:Hemodilution (HD) with oxyhemoglobin colloid (oxyHb) provides a greater arterial oxygen content (CaO2) than HD with conventional colloids; however, oxygen delivery (DO2) is essentially the same, because, in contrast to conventional HD, cardiac output (CO) is not augmented. This study seeks to elucidate the m...

journal_title：Anesthesiology

authors： Rooney MW,Hirsch LJ,Mathru M

更新日期：1993-07-01 00:00:00

abstract：BACKGROUND:General anesthetics modify airway responsiveness by several mechanisms, including direct effects on airway smooth muscle and reductions in neural reflex activity. Halothane has been shown to reduce responsiveness through both of these mechanisms. The airway effects of barbiturates are controversial, and the ...

journal_title：Anesthesiology

authors： Mehr EH,Lindeman KS

更新日期：1993-08-01 00:00:00