Canadian journal of anaesthesia = Journal canadien d'anesthésie
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To report the detection of subarachnoid and intravascular catheter placement using nerve stimulation through an epidural catheter. ⋯ The new test provides objective information in managing epidural catheters when their position is uncertain.
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To evaluate the experience of the operator and the time of epidural anesthesia as factors contributing to unintentional dural puncture (UDP). ⋯ Operator experience and hour of procedure appear to be two important risk factors of UDP The increased risk of UDP in night-work could result from human factors such as fatigue, sleep deprivation or interruption.