The use of cricoid pressure (Sellick maneuver) during rapid sequence induction (RSI) of anesthesia remains controversial in the absence of a large randomized trial.OBJECTIVE To test the hypothesis that the incidence of pulmonary aspiration is not increased when cricoid pressure is not performed.DESIGN, SETTING, AND PARTICIPANTS Randomized, double-blind, noninferiority trial conducted in 10 academic centers. Patients undergoing anesthesia with RSI were enrolled from February 2014 until February 2017 and followed up for 28 days or until hospital discharge (last follow-up, February 8, 2017). INTERVENTIONSPatients were assigned to a cricoid pressure (Sellick group) or a sham procedure group.MAIN OUTCOMES AND MEASURES Primary end point was the incidence of pulmonary aspiration (at the glottis level during laryngoscopy or by tracheal aspiration after intubation). It was hypothesized that the sham procedure would not be inferior to the cricoid pressure. The secondary end points were related to pulmonary aspiration, difficult tracheal intubation, and traumatic complications owing to the tracheal intubation or cricoid pressure. RESULTSOf 3472 patients randomized, mean (SD) age was 51 (19) years and 1777 (51%) were men. The primary end point, pulmonary aspiration, occurred in 10 patients (0.6%) in the Sellick group and in 9 patients (0.5%) in the sham group. The upper limit of the 1-sided 95% CI of relative risk was 2.00, exceeding 1.50, failing to demonstrate noninferiority (P = .14). The risk difference was −0.06% (2-sided 95% CI, −0.57 to 0.42) in the intent-to-treat population and −0.06% (2-sided 95% CI, −0.56 to 0.43) in the per protocol population. Secondary end points were not significantly different among the 2 groups (pneumonia, length of stay, and mortality), although the comparison of the Cormack and Lehane grade (Grades 3 and 4, 10% vs 5%; P <.001) and the longer intubation time (Intubation time >30 seconds, 47% vs 40%; P <.001) suggest an increased difficulty of tracheal intubation in the Sellick group.CONCLUSIONS AND RELEVANCE This large randomized clinical trial performed in patients undergoing anesthesia with RSI failed to demonstrate the noninferiority of the sham procedure in preventing pulmonary aspiration. Further studies are required in pregnant women and outside the operating room.
Hip fracture (HF) remains a main issue in the elderly patient. About 1.6 million patients a year worldwide are victims of a Hf. their incidence is expected to rise with the aging of the world's population. identifying risk factors is mandatory in order to reduce mortality and morbidity. the aim of the study was to identify risk factors of 1-year mortality after HF surgery. We performed an observational, prospective, single-center study at Amiens University Hospital (Amiens, france). After ethical approval, we consecutively included all patients with a HF who underwent surgery between June 2016 and June 2017. Perioperative data were collected from medical charts and by interviews. Mortality rate at 12 months was recorded. Univariate analysis was performed and mortality risk factors were investigated using a Cox model. 309 patients were analyzed during this follow-up. Mortality at 1 year was 23.9%. Time to surgery over 48 hours involved 181 patients (58.6%) while 128 patients (41.4%) had surgery within the 48 hours following the hospital admission. Independent factors associated with 1-year mortality were: age (HR at 1.059 (95%CI [1.005-1.116], p = 0,032), Lee score ≥ 3 (HR at 1,52 (95% CI [1,052-2,198], p = 0.026) and time to surgery over 48 hours (HR of 1.057 (95% CI [1.007-1.108], p = 0.024). Age, delayed surgical (over 48 hours) management and medical history are important risk factors of 1-year mortality in this French cohort Hip fracture (HF) remains a main issue in the elderly patient. As bone loss tends to decreases in association with osteoporosis and osteopenia, the risk of hip fracture increases 1. HF represents a health care concern as the incidence and the mortality rate remains high 2,3. The world estimation of patients with HF is around 1.6 million a year 4. In France, 150 000 patients each year suffer HF. The mortality rate varies from 8 to 36% depending on the country 5-7. Only 50% patients will have independent living preservation following HF management 8. Recognized risk factors for HF are old age, reduced activity, female gender and osteoporosis. Though, in every day anesthesia practice, HF represents a surgery all practitioners have to deal with. However, data on perioperative management are lacking or rely on small sample size. Evidence is of low quality or even non-existent. Besides HF management mainly depends on each country healthcare system. Literature is abundant on national observational cohort 9,10. However, data are rarely comparable from one country to another depending on its healthcare system. Moreover, the management requires a multidisciplinary approach including geriatrician, surgeon and anesthetist. It seems that a care organization within a dedicated orthogeriatric ward can reduce long-term mortality 11-13. A recent meta-analysis revealed residential status, pulmonary disease, cardiovascular disease, diabetes, and time to surgery increased the risk of mortality after HF surgery 14. It also seems that surgery delay counts for the poor prognosis as reported in another meta-anal...
Subject-specific training of RA is supported in a virtual environment. We have adapted segmentation algorithms and developed a VR-based simulator for the inguinal region for use in training for different peripheral nerve blocks. In contrast to available VR-based simulators, our simulation offers anatomical variety.
IntroductionThe aim of this study was to create a predictive score for yeast isolation in patients with complicated non-postoperative intra-abdominal infections (CNPIAI) and to evaluate the impact of yeast isolation on outcome.MethodsAll patients with a CNPIAI undergoing emergency surgery over a three-year period were included in the retrospective cohort (RC, n = 290). Patients with a yeast-positive peritoneal fluid culture (YP) were compared with patients with a yeast-negative culture (YN). Multivariate logistic regression was used to identify factors independently associated with yeast isolation and a predictive score was built. The score’s performance was then established in the prospective cohort (PC, n = 152) over an 18-month period. Outcome of the whole cohort was evaluated and independent risks factors of mortality searched.ResultsIn the RC, 39 patients (13.4%) were YP. Four factors were independently associated with the YP group: length of stay before surgery ≥48 h (odds ratio (OR) (95% confidence interval (CI)) = 3.1 (1.4 to 6.9), P = 0.004, 1 point), per-operative cardiovascular failure (2.4 (1.1 to 5.8), P = 0.04, 1 point), generalized peritonitis (6.8 (2.7 to 16.7), P <0.001, 2 points) and upper gastrointestinal tract perforation (2.5 (1.2 to 5.6), P = 0.02, 1 point). In the PC, the area under the curve (95%CI) of the predictive score’s receiver operating characteristic curve was 0.79 (0.72 to 0.86). For predicting an intra-abdominal candidiasis (IAC), a score ≥3 had a sensitivity of 0.60, a specificity of 0.84, a positive predictive value of 0.49 and a negative predictive value of 0.89. Furthermore, yeast isolation was associated with worse outcome and independently associated with mortality in the whole cohort (OR = 2.15; 95%CI (1.03 to 4.46), P = 0.04).ConclusionsThe new predictive score can be used to rule out intra-abdominal candidiasis and thus avoid the initiation of antifungal treatment. It is suited to less severe infections than previously published scores. IAC is associated independently with an increased mortality in this population.
Non-compliance with empirical ABT guidelines in cIAI is associated with increased morbidity and mortality. Information campaigns should target older anaesthetists and risk factors for MDRB.
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