M21.7 - Unequal limb length (acquired)
M21.76 - Unequal limb length (acquired), tibia and fibula
M21.761 - Unequal limb length (acquired), right tibia
M21.762 - Unequal limb length (acquired), left tibia
M21.763 - Unequal limb length (acquired), right fibula
M21.764 - Unequal limb length (acquired), left fibula
M21.769 - Unequal limb length (acquired), unspecified tibia and fibula