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Total 1850 results found since Jan 2013.

Clinical diagnostic tools for screening of perioperative stroke in general surgery: a systematic review
Perioperative stroke is a devastating complication that carries high mortality and functional disability. Unfortunately, residual anaesthesia and analgesia may obscure important warning signs and may lead to a delay in the assessment and treatment of major stroke after surgery. The purpose of this review is to examine the utility of existing stroke scales, for the recognition of perioperative stroke in the general surgical population. A total of 21 stroke scales have been described in the literature. Diagnostic performance was reported in 17 scales. The majority of the stroke scales were designed to evaluate current neurol...
Source: British Journal of Anaesthesia - February 10, 2016 Category: Anesthesiology Authors: Sun, Z., Yue, Y., Leung, C. C. H., Chan, M. T. V., Gelb, A. W., on behalf of the Study Group for Perioperative Stroke In China (POSIC), on behalf of the Study Group for Perioperative Stroke In China (POSIC), Wu, Yue, Sun, Guo, Ding, Wang, Tian, Mei, Yao, Tags: Review Articles Source Type: research

Perioperative stroke.
CONCLUSIONS: Perioperative stroke carries a significant clinical burden. The incidence of perioperative stroke may be higher than previously recognized, and there are diverse pathophysiologic mechanisms. There are many opportunities for further investigation of the pathophysiology, prevention, and management of perioperative stroke. PMID: 26391795 [PubMed - as supplied by publisher]
Source: Canadian Journal of Anaesthesia - September 21, 2015 Category: Anesthesiology Authors: Vlisides P, Mashour GA Tags: Can J Anaesth Source Type: research

Perioperative stroke
Conclusions Perioperative stroke carries a significant clinical burden. The incidence of perioperative stroke may be higher than previously recognized, and there are diverse pathophysiologic mechanisms. There are many opportunities for further investigation of the pathophysiology, prevention, and management of perioperative stroke.
Source: Canadian Journal of Anesthesia - January 20, 2016 Category: Anesthesiology Source Type: research

Preoperative Stroke and Outcomes after Coronary Artery Bypass Graft Surgery
Conclusions: The authors found no evidence that more recent preoperative stroke predisposed patients undergoing CABG surgery to suffer postoperative stroke, death, or prolonged length of stay. The combination of prior stroke and myocardial infarction substantially increased perioperative risk.
Source: Anesthesiology - February 20, 2013 Category: Anesthesiology Tags: Perioperative Medicine Source Type: research

Perioperative Metoprolol and Risk of Stroke after Noncardiac Surgery
Background: Numerous risk factors have been identified for perioperative stroke, but there are conflicting data regarding the role of β adrenergic receptor blockade in general and metoprolol in particular. Methods: The authors retrospectively screened 57,218 consecutive patients for radiologic evidence of stroke within 30 days after noncardiac procedures at a tertiary care university hospital. Incidence of perioperative stroke within 30 days of surgery and associated risk factors were assessed. Patients taking either metoprolol or atenolol were matched based on a number of risk factors for stroke. Parsimonious logistic re...
Source: Anesthesiology - November 19, 2013 Category: Anesthesiology Tags: Perioperative Medicine Source Type: research

The Association Between Mild Intraoperative Hypotension and Stroke in General Surgery Patients.
CONCLUSIONS: In our propensity score-matched case-control study, we did not find an association between intraoperative hypotension, defined as MAP < 70 mm Hg, and postoperative stroke. PMID: 27636576 [PubMed - in process]
Source: Anesthesia and Analgesia - September 19, 2016 Category: Anesthesiology Authors: Hsieh JK, Dalton JE, Yang D, Farag ES, Sessler DI, Kurz AM Tags: Anesth Analg Source Type: research

Perioperative Low Arterial Oxygenation Is Associated With Increased Stroke Risk in Cardiac Surgery.
CONCLUSIONS: Odds of stroke after cardiac surgery are increased in patients with a low minimum PaO2 within 24 hours of surgery. Results should be validated in an independent cohort. Further characterizing the underlying etiology of hypoxic episodes will be important to improve patient outcomes. PMID: 28614129 [PubMed - as supplied by publisher]
Source: Anesthesia and Analgesia - June 12, 2017 Category: Anesthesiology Authors: Dunham AM, Grega MA, Brown CH, McKhann GM, Baumgartner WA, Gottesman RF Tags: Anesth Analg Source Type: research

Defining an Intraoperative Hypotension Threshold in Association with Stroke in Cardiac Surgery
Conclusions Hypotension is a potentially modifiable risk factor for perioperative stroke. The study ’s findings suggest that mean arterial pressure may be an important intraoperative therapeutic hemodynamic target to reduce the incidence of stroke in patients undergoing cardiopulmonary bypass.
Source: Anesthesiology - August 14, 2018 Category: Anesthesiology Source Type: research

Knowledge and perceptions about perioperative stroke: a cross-sectional survey of patients scheduled for non-neurologic and non-cardiac surgery.
CONCLUSIONS: Patients at higher risk of stroke frequently underestimate their risk of perioperative stroke. The majority of patients had not discussed perioperative stroke prior to anesthetic consultation. PMID: 31531829 [PubMed - as supplied by publisher]
Source: Canadian Journal of Anaesthesia - September 16, 2019 Category: Anesthesiology Authors: Roughead T, Chui J, Gelb AW, Meng L, Sewell D, Flexman AM Tags: Can J Anaesth Source Type: research

Covert stroke after non-cardiac surgery: a prospective cohort study
Conclusions This international multicentre study suggests that 1 in 10 patients ≥65 yr of age experiences a perioperative covert stroke. A larger study is required to determine the impact of perioperative covert stroke on patient-important outcomes. Clinical trial registration NCT01369537.
Source: British Journal of Anaesthesia - July 19, 2016 Category: Anesthesiology Authors: Mrkobrada, M., Hill, M. D., Chan, M. T. V., Sigamani, A., Cowan, D., Kurz, A., Sessler, D. I., Jacka, M., Graham, M., Dasgupta, M., Dunlop, V., Emery, D. J., Gulka, I., Guyatt, G., Heels-Ansdell, D., Murkin, J., Pettit, S., Sahlas, D. J., Sharma, M., Shar Tags: Clinical Practice Source Type: research

Knowledge and perceptions about perioperative stroke: a cross-sectional survey of patients scheduled for non-neurologic and non-cardiac surgery
ConclusionsPatients at higher risk of stroke frequently underestimate their risk of perioperative stroke. The majority of patients had not discussed perioperative stroke prior to anesthetic consultation.
Source: Canadian Journal of Anesthesia - December 17, 2019 Category: Anesthesiology Source Type: research

Intraoperative hypotension and perioperative acute ischemic stroke in patients having major elective non-cardiovascular non-neurological surgery
ConclusionOur analysis suggests that when MAP is less than 60  mmHg for more than 20 min, there is increased odds of acute ischemic stroke. Further studies are needed to determine what MAP should be targeted during surgery to optimize cerebral perfusion and limit ischemic stroke risk.
Source: Journal of Anesthesia - February 9, 2021 Category: Anesthesiology Source Type: research

Pain tolerance after stroke: The Troms ø study
ConclusionsStroke survivors, with and without chronic pain, had lower cold pressor pain tolerance, with possible clinical implications for pain in this group.SignificanceWe found lower pain tolerance in participants with previous stroke compared to stroke-free participants of a large, population-based study. The association was present both in those with and without chronic pain. The results may warrant increased awareness by health professionals towards pain experienced by stroke patients in response to injuries, diseases and procedures.
Source: European Journal of Pain - May 12, 2023 Category: Anesthesiology Authors: Tonje Anita Melum, Anders P. Årnes, Hein Stigum, Audun Stubhaug, Ólöf Anna Steingrímsdóttir, Ellisiv B. Mathiesen, Christopher S. Nielsen Tags: ORIGINAL ARTICLE Source Type: research

Stroke identification by criteria based dispatch – a register based study
ConclusionThe sensitivity for identification of stroke patients by the dispatch guidelines is modest, while the specificity is high. The 113 telephone line was initial EMCC access point for less than half of the stroke patients.
Source: Acta Anaesthesiologica Scandinavica - November 1, 2017 Category: Anesthesiology Authors: E. N. Ellensen, H. Naess, T. Wisborg, S. Hunskaar, E. Zakariassen Tags: Original Article Source Type: research

Management of Acute Ischemic Stroke-Specific Focus on Anesthetic Management for Mechanical Thrombectomy.
Abstract Acute ischemic stroke is a neurological emergency with a high likelihood of morbidity, mortality, and long-term disability. Modern stroke care involves multidisciplinary management by neurologists, radiologists, neurosurgeons, and anesthesiologists. Current American Heart Association/American Stroke Association (AHA/ASA) guidelines recommend thrombolytic therapy with intravenous (IV) alteplase within the first 3-4.5 hours of initial stroke symptoms and endovascular mechanical thrombectomy within the first 16-24 hours depending on specific inclusion criteria. The anesthesia and critical care provider may b...
Source: Anesthesia and Analgesia - July 6, 2020 Category: Anesthesiology Authors: Businger J, Fort AC, Vlisides PE, Cobas M, Akca O Tags: Anesth Analg Source Type: research