Decision
Involves forearm?
Yes
Perform radial/ulnar/median nerve blocks at the level of the forearm (Class II)
No
Hand only Perform radial/ulnar/median nerve block(s) at the level of the forearm/wrist (Class II)
Yes
Perform radial/ulnar/median nerve blocks at the level of the forearm (Class II)
No
Hand only Perform radial/ulnar/median nerve block(s) at the level of the forearm/wrist (Class II)