This tutorial explores the role of methamphetamines, GHB and Cannabis on perioperative care and explores the pharmacology as well as the pertinent effects and interactions each of these agents has on patients perioperatively both in acute intoxication and chronic use.

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This tutorial will focus on the Costoclavicular Brachial Plexus Block: a brachial plexus block performed caudad to the clavicle which offers improvements in ease of performance, success and safety compared to the traditional infraclavicular approach.

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This tutorial provides a step-by-step practical guide to performing the erector spinae plane block, covering anatomy, indications, ultrasound technique, needling, catheter use, and clinical considerations for effective and safe analgesia in various surgical contexts.

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This tutorial will focus on the normal development of the aortic arch and the anatomical variants that result in vascular rings. It will also cover the clinical significance of vascular rings, how they are diagnosed and the anaesthetic implications of complete vascular ring repair.

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