S44.1 - Injury of median nerve at upper arm level S44 - Injury of nerves at shoulder and upper arm level S44.1 - Injury of median nerve at upper arm level S44.10 - Injury of median nerve at upper arm level, unspecified arm S44.11 - Injury of median nerve at upper arm level, right arm S44.12 - Injury of median nerve at upper arm level, left arm