Canadian Journal of Anesthesia-Journal Canadien D Anesthesie最新文献

{"title":"The association of right ventricular function with outcomes after cardiac surgery: a systematic review.","authors":"Neeki Alavi, Wilton Van Klei, Kwame Agyei, Amir Zabida, Mosana Abraha, Marcus Salvatori, Azad Mashari, Justyna Bartoszko","doi":"10.1007/s12630-024-02898-9","DOIUrl":"10.1007/s12630-024-02898-9","url":null,"abstract":"<p><strong>Purpose: </strong>Assessment of right ventricular (RV) function is recommended as part of a comprehensive echocardiography exam, including before and after cardiac surgery. Nevertheless, the prognostic implications of various measures of RV function in patients undergoing cardiac surgery are not well characterized. Our goal was to conduct a focused systematic review to assess the association of quantitative parameters of RV function with postoperative outcomes in patients undergoing cardiac surgery.</p><p><strong>Methods: </strong>We conducted a systematic review of randomized controlled trials or observational studies in adult (≥ 18 yr) patients undergoing cardiac surgery with a reported echocardiogram within six months of surgery, intraoperatively, or shortly after surgery. We excluded case reports and case series. Databases included PubMed® and MEDLINE, and papers published from 1 January 1990 to 22 April 2024 were searched for. The primary predictors of interest were quantitative RV function parameters. The primary outcome of interest was postoperative mortality up to five years. The secondary outcome was all major adverse cardiac events (MACE).</p><p><strong>Results: </strong>We identified 7,187 potentially relevant studies, 27 of which were included; all of these were observational studies. Right ventricular fractional area change (RVFAC) was the most commonly reported parameter, but was inconsistently associated with mortality and MACE. Tricuspid annular plane systolic excursion (TAPSE) and strain were consistently associated with mortality. The most consistent predictor of MACE was RV myocardial performance index (MPI) across studies.</p><p><strong>Conclusion: </strong>Pre- and perioperative assessment of RV function using at least two quantitative echocardiographic parameters may offer prognostic information in patients undergoing cardiac surgery. Right ventricular FAC, TAPSE, strain, and RV MPI have been frequently studied; however, further research is needed to delineate the role of echocardiographic RV quantification for perioperative prognostication.</p><p><strong>Study registration: </strong>PROSPERO ( CRD42023387383 ); first submitted 23 December 2022.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"285-318"},"PeriodicalIF":3.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143411054","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Addressing ageism in anesthesiology: valuing older physicians and enhancing their sense of belonging.","authors":"Julie K Silver","doi":"10.1007/s12630-024-02851-w","DOIUrl":"10.1007/s12630-024-02851-w","url":null,"abstract":"","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"219-225"},"PeriodicalIF":3.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142360697","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of total intravenous anesthesia versus sevoflurane anesthesia on intraoperative facial nerve monitoring: a randomized controlled trial.","authors":"Yu Jeong Bang, Sang Hyun Lee, Yeon Woo Jeong, Ji Won Choi, Hyun Joo Ahn, Boram Park, Jin Kyoung Kim","doi":"10.1007/s12630-024-02864-5","DOIUrl":"10.1007/s12630-024-02864-5","url":null,"abstract":"<p><strong>Purpose: </strong>Intraoperative facial nerve monitoring (IFNM) facilitates effective nerve preservation during ear and head and neck surgeries. Quantitative differences in the timely feasibility of IFNM during total intravenous anesthesia (TIVA) vs sevoflurane anesthesia have not been investigated.</p><p><strong>Methods: </strong>We conducted a randomized controlled trial in which 98 patients undergoing ear surgery were allocated to either the TIVA or sevoflurane group. We used quantitative neuromuscular monitoring of train-of-four (TOF) responses to assess achievements of IFNM-feasible conditions, and recorded the TOF count (TOFC) or TOF ratio of T4/T1 (TOFR). The primary outcome was the time interval between a TOFR of 0.25 and 0.75 (recovery index). The most important secondary outcome was the time to reach a TOFR of 0.25. We also recorded the quality of IFNM, intubation condition, patient-ventilator dyssynchrony, surgeon's satisfaction, and postoperative analgesic and antiemetic requirements.</p><p><strong>Results: </strong>Ninety-two patients completed the study. The median [interquartile range] recovery index was significantly shorter in the TIVA group (9 [7-11] min) than in the sevoflurane group (34 [24-53] min), with a difference in medians of 25 min (95% confidence interval, 20 to 31; P < 0.001). Before IFNM requests, the time to TOFR of 0.25 was achieved earlier in the TIVA group (34 [29-41] min) than in the sevoflurane group (51 [43-77] min) (P < 0.001). Both groups achieved neuromuscular recovery in time for IFNM without a need for reversal agents.</p><p><strong>Conclusions: </strong>Intraoperative facial nerve monitoring was feasible earlier and faster under TIVA than under sevoflurane anesthesia. We suggest that TIVA may be a preferable choice over sevoflurane to meet a surgeon's request for an earlier IFNM.</p><p><strong>Study registration: </strong>CRIS.nih.go.kr ( KCT0006676 ); first submitted 7 October 2021.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"262-272"},"PeriodicalIF":3.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142741654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Transcutaneous carbon dioxide monitoring in children undergoing rigid bronchoscopy: a prospective blinded observational study.","authors":"Martina Bordini, Julia M Olsen, Jennifer M Siu, Jason Macartney, Nikolaus E Wolter, Evan J Propst, Clyde T Matava","doi":"10.1007/s12630-024-02862-7","DOIUrl":"10.1007/s12630-024-02862-7","url":null,"abstract":"<p><strong>Purpose: </strong>Anesthetic management during rigid bronchoscopy in children can be challenging, and continuous end-tidal carbon dioxide (EtCO₂) monitoring is often unachievable. Transcutaneous carbon dioxide (TcCO₂) monitoring is strongly correlated with the partial pressure of carbon dioxide (PaCO₂) and EtCO₂. We aimed to investigate the incidence of hypercapnia in children undergoing rigid bronchoscopy.</p><p><strong>Methods: </strong>We enrolled patients aged < 18 yr scheduled for rigid bronchoscopy in a prospective observational study. We recorded TcCO₂ values from anesthesia induction to the postanesthesia care unit (PACU) stay. We ended monitoring when TcCO₂ reached values ≤ 50 mm Hg. The operating room (OR) team was blinded to the TcCO₂. The outcome of primary interest was the incidence of hypercapnia (TcCO₂ > 50 mm Hg) in the OR. Other outcomes were the incidences of hypercapnia in the PACU and severe hypercapnia (TcCO₂ > 90 mm Hg), factors possibly related to hypercapnia (patient, surgery, or anesthesia factors), and the incidence of perioperative adverse events.</p><p><strong>Results: </strong>A total of 30 patients were enrolled. The median [interquartile range (IQR)] age was 3.5 [1.5-8.0] yr. The incidence of hypercapnia was 100% in the OR and 60% in the PACU. Five cases (17%) presented with severe hypercapnia in the OR. The highest median [IQR] TcCO₂ was 69 [61-79] mm Hg. The most common adverse event was oxygen desaturation (57%, 17/30). Patients with severe hypercapnia had long stays in the PACU.</p><p><strong>Conclusion: </strong>Hypercapnia was a frequent event in children undergoing rigid bronchoscopy and severe hypercapnia was associated with a long PACU stay. Further studies are needed to assess the utility of TcCO₂ monitoring in guiding ventilatory interventions during these cases.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"273-284"},"PeriodicalIF":3.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142481875","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Simulation-based ultrasound-guided regional anesthesia education: a national survey of Canadian anesthesiology residency training programs.","authors":"Pooyan Sekhavati, Reva Ramlogan, Jonathan G Bailey, Jason W Busse, Sylvain Boet, Yuqi Gu","doi":"10.1007/s12630-024-02818-x","DOIUrl":"10.1007/s12630-024-02818-x","url":null,"abstract":"<p><strong>Purpose: </strong>Simulation-based education in ultrasound-guided regional anesthesia (UGRA) improves knowledge, skills, and patient outcomes. Nevertheless, it is not known how simulation-based UGRA education is used across Canada. We aimed to characterize the current use of simulation-based UGRA education in Canadian anesthesiology residency training programs.</p><p><strong>Methods: </strong>We developed and distributed a structured national survey to simulation leads of all 17 Canadian anesthesiology residency training programs. The survey inquired about program demographics, simulation modalities, facilitators and barriers to simulation use, use for assessment, and beliefs around simulation-based UGRA education. We gathered data from August to November 2023 and summarized our findings descriptively.</p><p><strong>Results: </strong>Fifteen programs (88%) responded to our survey. Eight programs (53%) used UGRA simulation for technical training and nine programs (60%) for nontechnical training. The most common simulators used were live model scanning (13 programs, 87%) and gel phantom models (7 programs, 47%). Five programs (33%) mandated simulation-based UGRA in their curriculum. We found that deliberate practice and improved patient safety were most valued in simulation training while lack of funding and faculty availability were the most common barriers to implementation. Most respondents agreed that formative simulation-based education would improve trainee skills and called for greater standardization. Nevertheless, there were mixed responses regarding summative UGRA simulation and the need for simulation proficiency before clinical practice.</p><p><strong>Conclusions: </strong>Our findings show significant variations in simulation implementation and views on UGRA simulation-based education among Canadian anesthesiology residency training programs. Future studies should explore avenues to overcome barriers and improve knowledge translation in UGRA.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"173-180"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899022","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Intraoperative diaphragmatic stimulation by a cardiac resynchronization therapy defibrillator presenting as hiccups.","authors":"Hüseyin Aybar","doi":"10.1007/s12630-024-02880-5","DOIUrl":"10.1007/s12630-024-02880-5","url":null,"abstract":"","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"211-213"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142820235","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Hydroxocobalamin treatment for refractory hypotension and shock: a case series.","authors":"Liran Shechtman, Varinder Kaur Randhawa, Jutamas Saoraya, Marcela Amaral, Romina Marchesano, Laura Tsang, Sharon Yamashita, Neill K J Adhikari, Damon C Scales, Robert Fowler","doi":"10.1007/s12630-024-02881-4","DOIUrl":"10.1007/s12630-024-02881-4","url":null,"abstract":"","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"208-210"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142840372","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of dexamethasone on opioid consumption in pediatric tonsillectomy: a systematic review with meta-analysis.","authors":"Naoko Niimi, Makoto Sumie, Marina Englesakis, Alan Yang, Julia Olsen, Richard Cheng, Jason T Maynes, Paolo Campisi, Jason Hayes, William C K Ng, Kazuyoshi Aoyama","doi":"10.1007/s12630-024-02817-y","DOIUrl":"10.1007/s12630-024-02817-y","url":null,"abstract":"<p><strong>Purpose: </strong>Tonsillectomy is one of the most common ambulatory procedures performed in children worldwide, with around 40,000 procedures performed in Canada every year. Although a prior systematic review indicated a clear role for dexamethasone as an analgesic adjunct, the quantity effect on opioid consumption is unknown. In the current systematic review with meta-analysis, we hypothesized that the use of dexamethasone reduces perioperative opioid consumption in pediatric tonsillectomy but does not increase rates of postoperative hemorrhage.</p><p><strong>Source: </strong>We systemically searched MEDLINE, Embase, Cochrane Databases, and Web of Science from inception to 23 April 2024. Randomized controlled trials that compared intravenous dexamethasone to placebo in pediatric tonsillectomy were included in the study. The primary outcome was perioperative opioid consumption, and the secondary outcomes included the incidence of postoperative hemorrhage. We used a random effects meta-analysis to compute the mean difference (MD) or risk ratio (RR) with 95% confidence interval (CI) for each outcome.</p><p><strong>Principal findings: </strong>Of the 1,329 studies identified in the search, we included 16 in the final analysis. Intravenous dexamethasone administration significantly reduced opioid consumption (MD, -0.11 mg·kg^-1 oral morphine equivalent; 95% CI, -0.22 to -0.01) without increasing the incidence of readmission (RR, 0.69; 95% CI, 0.28 to 1.67) or reoperation due to postoperative hemorrhage (RR, 3.67; 95% CI, 0.79 to 17.1).</p><p><strong>Conclusions: </strong>Intravenous dexamethasone reduced perioperative opioid consumption in pediatric tonsillectomy without increasing the incidence of postoperative hemorrhage.</p><p><strong>Study registration: </strong>PROSPERO ( CRD42023440949 ); first submitted 4 September 2023.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"106-118"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142082720","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The impact of spinal versus general anesthesia on the variability of surgical times: a systematic review and meta-analysis.","authors":"Andrea Taborsky, Franklin Dexter, Alexander Novak, Jennifer L Espy, Rakesh V Sondekoppam","doi":"10.1007/s12630-024-02848-5","DOIUrl":"10.1007/s12630-024-02848-5","url":null,"abstract":"<p><strong>Background: </strong>With spinal anesthesia, when cases are taking longer than usual, there may be behavioural tendencies for surgical teams to work more quickly. We conducted a systematic review with meta-analysis to examine standard deviations of surgical times for single-dose spinal anesthetics versus general anesthesia. We compared ratios of mean surgical times as a secondary endpoint.</p><p><strong>Methods: </strong>We included randomized trials of humans where general or spinal anesthesia was used for one category of surgical procedure (e.g., hip arthroplasty) and the article reported the means and standard deviations of operative durations. We used statistical methods suitable for surgical times following log-normal distributions. We used generalized confidence intervals to calculate point estimates of ratios and standard errors for each study, followed by pooling among studies using DerSimonian and Laird random-effects meta-analysis with Knapp-Hartung adjustment.</p><p><strong>Results: </strong>Among the 77 included studies, 96% were of high quality for our endpoint (i.e., had a low risk of bias), as no (0%) study focused on comparing variability of surgical times and none had surgical time as the primary endpoint. Spinal anesthesia was associated with 6.6% smaller standard deviations than general anesthesia (95% confidence interval, 15.8% smaller to 1.9% larger, P = 0.13). By meta-regression, there was no significant association of the ratios of standard deviations with study quality (P = 0.39), year of publication (P = 0.76), or categories of procedures (all five P ≥ 0.28). Spinal anesthesia was associated with 1.1% smaller means than general anesthesia (95% confidence interval, 3.7% smaller to 1.5% larger, P = 0.42). There were no significant associations between the ratios of means and study quality (P = 0.47), year of publication (P = 0.95), or categories of procedures (all five, P ≥ 0.63).</p><p><strong>Conclusions: </strong>The results of this systematic review and meta-analysis show with high confidence that the effect of choosing spinal anesthesia on variability in surgical time, if present, is sufficiently small to have no substantive direct economic effect. The same conclusion applies to mean surgical time. Therefore, although anesthetic choice has a clinical (biological) impact and affects anesthesia times, the direct effects on surgical times and workflow are minimal at most. Anesthetic choice does not influence operating theatre productivity via changes to surgical times. The impact of spinal anesthetic effects is limited to nonoperative times (e.g., reducing anesthesia-controlled times by using a block room before the patient enters the operating room).</p><p><strong>Study registration: </strong>PROSPERO ( CRD42023461952 ); first submitted 8 September 2023.</p>","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"91-105"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142407291","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A novel supraglottic airway device breathing monitor for use during patient transfer from the operating room to the postanesthesia care unit.","authors":"Adel Al-Izzi","doi":"10.1007/s12630-024-02901-3","DOIUrl":"10.1007/s12630-024-02901-3","url":null,"abstract":"","PeriodicalId":56145,"journal":{"name":"Canadian Journal of Anesthesia-Journal Canadien D Anesthesie","volume":" ","pages":"217-218"},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142959587","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}