Publications by authors named "Gamunu Ratnayake"

Background: Awake tracheal intubation is commonly performed with flexible bronchoscopes, but the emerging role of alternative airway devices, such as videolaryngoscopes, direct laryngoscopes, and optical stylets, has been recognised.

Methods: CENTRAL, CINAHL, EMBASE, MEDLINE, and Web of Science were searched for RCTs that compared flexible bronchoscopes, direct laryngoscopes, optical stylets and channelled or unchannelled videolaryngoscopes in adult patients having awake tracheal intubation were included. The co-primary outcomes were first-pass success rate and time to tracheal intubation.

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There is a complex interplay between sleep disturbance and patients in pain. There is an increasing appreciation of the direct effects of analgesic drugs and sleep quality. This review provides an overview of the effects of different analgesic drugs and their effects on phases of sleep.

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Purpose Of Review: A general anaesthetic is usually given for an emergency caesarean section (Category 1), where there is imminent threat to the mother or foetus. There are many risks in performing a general anaesthetic. The aim of this review is to highlight the effects and risks to the mother and foetus of each step of a general anaesthetic.

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Purpose Of Review: Abnormal placentation is a clinical condition seen increasingly in the pregnant population. It is associated with significant morbidity and mortality, which may be mitigated through robust multidisciplinary care for these patients. The role of maternal critical care for these patients has largely been ignored in the literature.

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Purpose Of Review: The current review outlines the challenges in managing pregnant women with sickle-cell anemia, who are at risk of becoming critically ill during pregnancy.

Recent Findings: Sickle obstetric patients pose unique challenges to the anesthetist and intensivist. We discuss the role of prophylactic transfusions for specific indications like acute anemia and twin pregnancies.

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Purpose Of Review: Endovascular management of acute thrombotic strokes is a new management technique. Anaesthesia will play a key role in the management of these patients. To date there is no established method of managing these patients from an anaesthetic perspective.

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Article Synopsis
  • Survivors of critical illness often experience significant skeletal muscle wasting that impacts their overall function, which is the focus of this study.
  • The study involved 63 critically ill patients from two hospitals in England, with data collected on muscle loss through serial ultrasounds and multiple other measurement techniques within the first ten days of ICU admission.
  • Results showed a notable reduction in muscle size, particularly in patients with multiorgan failure, highlighting the importance of understanding protein synthesis and breakdown in managing critical illness recovery.
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Neuromuscular blocking agents are commonly used in critical care. However, concern after observational reports of a causal relationship with skeletal muscle dysfunction and intensive care-acquired weakness (ICU-AW) has resulted in a cautionary and conservative approach to their use. This integrative review, interpreted in the context of our current understanding of the pathophysiology of ICU-AW and integrated into our current conceptual framework of clinical practice, challenges the established clinical view of an adverse relationship between the use of neuromuscular blocking agents and skeletal muscle weakness.

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