M21.7 - Unequal limb length (acquired)
M21.72 - Unequal limb length (acquired), humerus
M21.721 - Unequal limb length (acquired), right humerus
M21.722 - Unequal limb length (acquired), left humerus
M21.729 - Unequal limb length (acquired), unspecified humerus