M87.2 - Osteonecrosis due to previous trauma
M87.22 - Osteonecrosis due to previous trauma, humerus
M87.221 - Osteonecrosis due to previous trauma, right humerus
M87.222 - Osteonecrosis due to previous trauma, left humerus
M87.229 - Osteonecrosis due to previous trauma, unspecified humerus