Key result
Ultrasound needle guidance in regional anesthesia has not reduced the incidence of nerve injury despite two decades of widespread use.
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Design
Editorial
This editorial discusses why the incidence of nerve injury has not fallen despite the use of ultrasound needle guidance in regional anesthesia.
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McLeod et al. (2025) studied this question. Ultrasound needle guidance in regional anesthesia has not reduced the incidence of nerve injury despite two decades of widespread use.
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