How many ultrasound examinations are necessary to gain proficiency in accurately identifying the nerves of the brachial plexus at the level of the interscalene space ?

Conclusion: Emergency medicine residents are easily adept in the identification of the nerves of the brachial plexus at the level of the interscalene space following two supervised examinations. Residents made steady gains in confidence and proficiency throughout the study; statistical analysis found a significant association between the two.
Source: Journal of Emergencies, Trauma and Shock - Category: Emergency Medicine Authors: Source Type: research