Interscalene for shoulders: Concentrated vs dilute local?

I grew up giving people a dead arm for 18ish hours. A colleague of mine is advocating for low concentration blocks that give partial analgesia only; he states when patient's wake up they are comfortable, but don't have the dead/freaky sensation. He reckons they discharge early and cope fine. I'm all for it, but in my mind I block them deep because it lasts longer. Not necessarily for the depth aspect; that's an unwelcome, but acceptable side effect. I feel that using lower concentrations... Read more
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Tags: Anesthesiology Source Type: forums