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Association between plasma-free haemoglobin and postoperative acute kidney injury in paediatric cardiac surgery: a prospective observational study

Originally Published hereAcute kidney injury (AKI) is a common complication among patients requiring cardiopulmonary bypass (CPB) during paediatric cardiac surgery. Plasma-free haemoglobin (PFH) produced by haemolysis during CPB contributes to AKI. This study aimed to determine the association between PFH and postoperative AKI during paediatric cardiac surgery requiring CPB.

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Oxygen insufflation via the working channel during tracheal intubation guided by a flexible optical scope and benefits, dangers, and future of the method: a narrative review

Originally Published hereWhen performing tracheal intubation guided by a flexible optical scope, the operator may lose the anatomical orientation and hypoxia may occur. Oxygen insufflation through the working channel of the flexible optical scope is used by anaesthetists to prevent blurring of the lens and to prevent hypoxia. However, fatal iatrogenic injuries from this method…

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Incidence and trajectories of subclinical and KDIGO-defined postoperative acute kidney injury in patients undergoing major abdominal surgery

Originally Published herePostoperative acute kidney injury is a common occurrence among patients undergoing major abdominal surgery and is associated with adverse outcomes. The effect of an incremental increase in serum creatinine concentration not meeting the KDIGO criteria for acute kidney injury is poorly studied. We evaluated the incidence and trajectories of postoperative subclinical acute kidney…

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Deep learning models using intracranial and scalp EEG for predicting sedation level during emergence from anaesthesia

Originally Published hereMaintaining an appropriate depth of anaesthesia is important for avoiding adverse effects from undermedication or overmedication during surgery. Electroencephalography (EEG) has become increasingly used to achieve this balance. Investigating the predictive power of intracranial EEG (iEEG) and scalp EEG for different levels of sedation could increase the utility of EEG monitoring.

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Association of preoperative to postoperative change in cerebrospinal fluid fibrinogen with postoperative delirium

Originally Published hereWe aimed to assess perioperative changes in fibrinogen in the cerebrospinal fluid (CSF), their association with markers of blood–brain barrier breakdown and neuroinflammation, and their association with postoperative delirium severity.

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Cardiac coherence and medical hypnosis: a feasibility study of a new combined approach for managing preoperative anxiety in patients with breast or gynaecological cancer

Originally Published hereNon-pharmaceutical approaches can help manage preoperative anxiety, but few studies have evaluated psychoeducational programmes, especially for cancer surgery. We assessed the feasibility of the COHErence Cardiaque (COHEC) programme where cardiac coherence and medical hypnosis are combined to manage preoperative anxiety in patients undergoing breast or gynaecological cancer surgical interventions (BGCSI).

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Perioperative considerations in the paediatric patient with congenital and acquired coagulopathy

Originally Published hereNeonates, infants, and children undergoing major surgery or with trauma can develop severe coagulopathy perioperatively. Neonates and infants are at highest risk because their haemostatic system is not fully developed and underlying inherited bleeding disorders may not have been diagnosed before surgery. Historically, laboratory coagulation measurements have been used to diagnose and monitor…

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Evaluation of lung homogeneity in neonates and small infants during general anaesthesia using electrical impedance tomography: a prospective observational study

Originally Published hereProlonged mechanical ventilation can create heterogeneous ventilation patterns, which increase the risk of lung injury in infants. However, little is understood about the risk of brief exposure to mechanical ventilation during anaesthesia. The aim of this prospective observational study was to describe the regional pattern of lung ventilation during general anaesthesia in healthy…

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An update on iron therapy as an intervention to reduce blood transfusion for patients undergoing hip fracture surgery

Originally Published hereEditor—Preoperative anaemia occurs in one-third of patients and is associated with an increased risk of blood transfusion, patient morbidity, and mortality.1,2 The leading cause of anaemia is iron deficiency, with several studies exploring the use of iron around the time of surgery.3 Preoperative iron therapy has become a plausible and attractive therapeutic intervention…

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Paediatric perioperative hypersensitivity: the performance of the current consensus formula and the effect of uneventful anaesthesia on serum tryptase. Reply to BJA Open 2024; 9: 100254

Originally Published hereEditor—It was with great interest that we read the response by Green and colleagues1 to our publication on tryptase in paediatric hypersensitivity.2 We would like to thank the authors for their prompt response to our request for external validation of the new paediatric consensus formula for mast cell activation. Some aspects of their…