IMPLICATIONS: In this study of 175 postmenopausal women undergoing cardiac surgery we found that a troponin I level on postoperative day 1 >7.6 ng/mL (95% confidence interval, 6.4-10.8) identified risk for major adverse cardiovascular events (operative death, low cardiac output state, and Q-wave myocardial infarction) with high negative predictive value (96%) and moderate positive predictive value (40%).
IMPLICATIONS: In a retrospective cohort study, we compared the safety of fast-track cardiac anesthesia and conventional cardiac anesthesia in 7998 patients undergoing cardiac surgery. The data showed no evidence of an increased risk of adverse outcomes in patients undergoing fast-track cardiac anesthesia.
IMPLICATIONS: Based on the available data in the peer-reviewed literature, the predictive accuracy of thromboelastography (TEG) for postoperative thromboembolic events is highly variable. Therefore, more data are needed to determine if TEG is a clinically useful screening test for this purpose.
IMPLICATIONS: In patients showing increased bleeding and prolonged activated clotting time after cardiopulmonary bypass, the ROTEM assay might be useful in excluding effects of residual heparin. A combination of activated clotting time measurements and the ROTEM assay might reduce the frequency of additional protamine administration, which in this study provided no measurable benefit.
IMPLICATIONS: The maintenance of fibrinogen concentration is critical for maintaining clot strength in the presence of moderate thrombocytopenia. Cytochalasin D-modified thromboelastometry may be useful in guiding fibrinogen repletion therapy.
IMPLICATIONS: TRALI is an acute lung injury syndrome associated with transfusion and nows represents the most common cause of death from transfusion. Physician who transfuse patient must be familiar with the recognition and management of this complication.
IMPLICATIONS: We describe two patients who survived a serious calcium channel blocker overdose. The calcium sensitizer levosimendan was used to stabilize hemodynamics and has unique potential benefits in this setting.
IMPLICATIONS: We present an analysis of the adverse events associated with almost 50,000 propofol sedation/anesthesia cases provided by a mixed group of pediatric specialists outside the operating room. The results of this investigation help us to understand the incidence of various complications during propofol sedation/anesthesia when delivered by a variety of care systems. These data also provide an evidence base for the education and training that should be the basis of privileging providers for this type of anesthesia.
IMPLICATIONS: During one minimum alveolar anesthetic concentration sevoflurane anesthesia, levobupivacaine and ropivacaine have similar 50% effective dose (ED50) and ED95 values. At the clinically relevant ED95 dose, the maximum difference in potency was 11%.
IMPLICATIONS: A {beta} type finger blood pressure measurement device for children is capable of continuous noninvasive measurement of blood pressure in critically ill children. After further development, this technique could be useful in various clinical situations.
IMPLICATIONS: We describe a simple and real-time perioperative behavioral assessment scale for children and parents, the Perioperative Adult Child Behavioral Interaction Scale. It demonstrated good concurrent validity with other perioperative behavioral and psychometric scales and had good predictive validity with respect to postanesthetic emergence excitement.
IMPLICATIONS: When providing deep sedation for colonoscopy, propofol plus remifentanil provides better operating conditions, especially if remifentanil is given using a target-controlled infusion system, as this provides similar outcomes but with a lower incidence of respiratory depression.
IMPLICATIONS: Local anesthetic-related methemoglobinemia is a recurring problem and may lead to life-threatening events. The clinical use of benzocaine and prilocaine needs to be reassessed.
IMPLICATIONS: Sugammadex, 4 mg/kg IV, given in the presence of >=1 (vs 0) twitch responses in a train-of-four (TOF) was associated with a faster recovery to a TOF ratio of 0.9 (104{+/-}73 vs 173{+/-}162 s). Although residual rocuronium-induced neuromuscular blockade is rapidly reversed in most patients with sugammadex when it is administered >15 min after the last dose of the relaxant, 16% and 9% of the patients in the 0 and >=1 twitch groups, respectively, failed to recover to a TOF of 0.9 within 5 min.
IMPLICATIONS: Target-controlled infusion allows rapid and easy titration of both remifentanil and propofol to facilitate fiberoptic nasotracheal intubation. Use of remifentanil results in greater patient cooperation.
IMPLICATIONS: Xenon exposure before prolonged ischemia and reperfusion produces cardioprotection by stimulating prosurvival signaling kinases that target mitochondria in the rat heart. The cardioprotective effects of xenon were also observed after isolation of mitochondria.
IMPLICATIONS: The neural sites where general anesthetics act to produce immobility are not known. Sub-immobilizing doses of desflurane impaired accuracy and pattern, but not speed or strength of hindlimb movement in frogs performing hindlimb wiping reflex. This suggests that the most anesthetic-sensitive component of the spinal neural circuitry underlying movement generation in response to noxious stimulus is prior to the level of the motoneuron.
IMPLICATIONS: Software algorithms can automatically detect trend changes in physiologic monitoring.
IMPLICATIONS: This study confirmed the feasibility and accuracy of USCOM measurements of circulation in adult heart failure patients with total artificial heart transplants. Signals were easy to acquire suggesting USCOM may be a useful clinical tool in perioperative cardiac intensive care.
IMPLICATIONS: Due to the rapid increase in the number of devices that measure CO noninvasively, clinicians need to familiarize themselves with the technologies and available literature to appreciate the proven indications and the questions that remain to be answered to determine the roles of each technology in clinical practice.
IMPLICATIONS: This case report demonstrates that life-threatening, drug-induced methemoglobinemia can be diagnosed and monitored using a new multiwavelength pulse oximeter, the Masimo Rad-57. This new device can detect methemoglobin without the delays inherent in laboratory blood analysis, and it can monitor the effectiveness of treatment.
IMPLICATIONS: A combination of unusual environmental factors may have altered the intracellular skeletal muscle milieu to induce or exacerbate a malignant hyperthermia -like response in this patient.
IMPLICATIONS: As the number of spine surgeries continues to increase, anesthesiologists must deal with and understand the limitations of specialized operating room tables.
IMPLICATIONS: High-dose dexmedetomidine can induce bradycardia in children which, if treated with glycopyrrolate, can result in exaggerated hypertension.
IMPLICATIONS: We found a reduction of functional residual capacity during weaning from mechanical ventilation after cardiac surgery, which may, at least in part, be explained by alveolar derecruitment. Measurement of functional residual capacity could help guide respiratory therapy.
IMPLICATIONS: Operating room whiteboards (status displays) communicate times remaining in ongoing cases to the perioperative stakeholders (e.g., postanesthesia care unit, anesthesiologists, holding area, and control desks). We derived a Bayesian method to calculate remaining operating room time and implemented it on an anesthesia information management system.
IMPLICATIONS: Decision support systems based on events recorded in anesthesia information management systems are sensitive to missing or delayed documentation and to the interval between successive queries. Decision support system developers should analyze the impact of such latencies on the performance of their system's recommendations and on user's trust in those recommendations.
IMPLICATIONS: This study compares neuroprotection afforded by sevoflurane exposure before (early preconditioning) or during (direct neuroprotection) transient oxygen glucose deprivation on mixed cortical neuronal-glial cell cultures and investigates possible mechanisms involved in neuroprotection induced by sevoflurane preconditioning.
IMPLICATIONS: We have previously demonstrated that systemic administration of sigma receptor agonists prevents brain injury resulting from cerebral ischemia. The current study demonstrates that the mechanism of protection afforded by sigma receptor agonists occurs via activation of the transcription factor cyclic adenosine monophosphate response element-binding protein.
IMPLICATIONS: This case report describes the use of ketamine for management of a patient with advanced Parkinson's disease resulting in complete abolition of severe dyskinesia.
IMPLICATIONS: Topical application of 8% lidocaine using a metered-dose pump spray produced prompt analgesia without serious adverse reactions in patients with posttraumatic peripheral neuropathy.
IMPLICATIONS: Capsicum plaster at Hegu point (LI 4) can contribute to a postoperative analgesic effect in adults undergoing orthognathic surgery.
IMPLICATIONS: Local anesthetics can cause acute cell death and trigger apoptosis, which may be involved in different postoperative neurological complications.
IMPLICATIONS: A novel isoindoline derivative, JM-1232(-) was developed as a sedative and analgesic drug. We found that systemically administered JM-1232(-) had antinociceptive effects on acute thermal, mechanical-induced pain, and visceral pain in mice, which may be clinically important.
IMPLICATIONS: This study demonstrated that ifenprodil induced antinociception in chronic compression of the dorsal root ganglia in rats, providing evidence of the importance of NR2B subunits in the development of neuropathic pain.
IMPLICATIONS: A potential complication of selective spinal nerve blocks is unintended injection into the spinal nerve or dorsal root ganglion. Our findings show that this may cause neuroinflammation in the dorsal root ganglion and neuropathic pain. Every effort should be made to minimize risk of these neural injuries.
IMPLICATIONS: A controlled-release drug delivery system, intended for use in bone and consisting of a Food and Drug Administration-approved matrix, locally delivering lidocaine free base, provided noceciptive block for several days. No overt local or systemic adverse effects were observed from implanting the lidocaine-containing matrix at the rat sciatic nerve.
IMPLICATIONS: Skin temperature assessment with an infrared thermometer provides a reliable, simple, and early indication for a successful block. This technique may be a useful tool to assess infraclavicular block onset in clinical practice.
IMPLICATIONS: This study describes a more proximal approach to obturator nerve block. The technique was performed with ultrasound guidance and landmarks, which were first defined in cadavers, and was followed by imaging of the landmarks in volunteers. The approach was subsequently tested on chronic pain patients with satisfactory results.
IMPLICATIONS: Urinary incontinence may be a complication during continuous sciatic nerve block using a proximal Labat's approach.
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