Canadian journal of anaesthesia = Journal canadien d'anesthésie
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The aim of this observational study was to assess the influence of preoperative opioid consumption on postoperative morphine consumption after leg amputation performed under combined regional and general anesthesia. ⋯ Despite the use of regional anesthesia, chronic opioid consumption before leg amputation is associated with increased postoperative morphine consumption and phantom limb pain.
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The objective of this continuing professional development module is to describe the perioperative anesthesia and pain management of patients taking opioids because of chronic pain or drug addiction. ⋯ The physiological and pharmacological changes caused by chronic opioid intake must be understood in order to provide optimal pain management with respect to each individual and the type of procedure.