Publications by authors named "Teoh Wan Yi"

Objectives: Methylene blue exerts its vasopressor properties by inhibiting nitric oxide-mediated vasodilation. Recent studies have advocated the use of methylene blue as a rescue therapy for patients with septic shock. The primary aim was to investigate the effect of methylene blue on the mean arterial pressure among adult patients with septic shock.

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Background: Emergence delirium remains a major postoperative concern for children undergoing surgery. Nalbuphine is a synthetic mixed agonist-antagonist opioid, which is believed to reduce the incidence of emergence delirium in children. The primary objective was to examine the effect of nalbuphine on emergence delirium in children undergoing surgery.

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Background: Dexmedetomidine, a highly selective alpha-2 adrenoceptor agonist with sedative and analgesic effects, has been suggested in recent studies to possess renoprotective properties. Dexmedetomidine may reduce the incidence of delayed graft function and contribute to effective pain control post-renal transplantation. The primary objective of this systematic review was to assess whether dexmedetomidine decreases the occurrence of delayed graft function in renal transplant patients.

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Objective: The administration of local anesthesia in intraperitoneal space as part of the multi-modal analgesic regimen has shown to be effective in reducing postoperative pain. Recent studies demonstrated that intraperitoneal lidocaine may provide analgesic effects. Primary objective was to determine the impact of intraperitoneal lidocaine on postoperative pain scores at rest.

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Food environment (FE), an interface where people interact with a broader food system, is critical to health. Understanding the Asian FE may help to tackle the "triple burden of malnutrition" through informed research and policy. This review identifies FE domains assessed in the Asian context and collates the tools/measures used in these evaluations.

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Purpose: Midline approach of spinal anesthesia has been widely used for patients undergoing surgical procedures. However, it might not be effective for obstetric patients and elderly with degenerative spine changes. Primary objective was to examine the success rate at the first attempt between the paramedian and midline spinal anesthesia in adults undergoing surgery.

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Objective: To examine the effect of bispectral index (BIS)-guided anesthesia on the incidence of postoperative delirium (POD) in elderly patients undergoing surgery.

Design: A systematic review, meta-analysis, and trial sequential analysis (TSA).

Setting: In the operating room, postoperative anesthesia care units (PACU), and ward.

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Article Synopsis
  • The study assessed the impact of prone ventilation on oxygen levels in intubated COVID-19 patients.
  • Prone ventilation notably increased the PaO/FiO ratio and peripheral oxygen saturation, although it did not significantly affect carbon dioxide levels or mortality rates.
  • The authors recommend more randomized-controlled trials to enhance evidence quality and explore potential risks associated with prone ventilation.
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Article Synopsis
  • The study reviewed the impact of positioning (prone vs. supine) on oxygen levels in COVID-19 patients, highlighting that the prone position significantly improved the PaO₂/FiO₂ ratio and SpO₂.
  • Thirty-five non-randomized trials, involving 1712 patients, were analyzed, showing that while prone positioning reduced mortality rates, it did not significantly affect the intubation rate.
  • The authors concluded that although prone positioning benefits oxygenation, more extensive and standardized research is needed to enhance evidence reliability.
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Objective: To comprehensively understand cardiac surgeryassociated acute kidney injury (CSA-AKI) and methods of prevention of such complication in cardiac surgery patients.

Methods: A comprehensive literature search was performed using the electronic database to identify articles describing acute kidney injury (AKI) in patients that undergone cardiac surgery. There was neither time limit nor language limit on the search.

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Objectives: Perioperative bleeding remains a major concern to all clinicians caring for perioperative patients. Due to the theoretical risk of thromboembolic events associated with tranexamic acid (TXA) when administered intravenously, topical route of TXA has been extensively studied, but its safety and efficacy profile remain unclear in the literature. The primary aim of this review was to assess the effect of topical TXA on incidence of blood transfusion and mortality in adults undergoing surgery.

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Objectives: The repetitive hypoxic and hypercapnia events of obstructive sleep apnea (OSA) are believed to adversely affect cardiopulmonary function, which make them vulnerable to a higher incidence of postoperative complications. The primary aim of this systematic review and meta-analysis was to examine the association of OSA and the composite endpoints of postoperative cardiac or cerebrovascular complications in adult undergoing non-cardiac surgery.

Data Sources: MEDLINE, EMBASE and CENTRAL were systematically searched from its inception until May 2019.

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Background: Ketamine is believed to reduce the incidence of emergence agitation in children undergoing surgery or procedure. However, recent randomized controlled trials reported conflicting findings.

Aims: To investigate the effect of ketamine on emergence agitation in children.

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Objectives: Melatonin is an endogenous hormone, which regulates circadian rhythms and promotes sleep. In recent years, several randomised controlled trials examining the prophylactic use of melatonin to prevent delirium were published with conflicting findings. The primary aim of this review was to determine the effect of melatonin on the incidence of delirium in hospitalised patients.

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