T22.63 - Corrosion of second degree of upper arm T22.6 - Corrosion of second degree of shoulder and upper limb, except wrist and hand T22.63 - Corrosion of second degree of upper arm T22.631 - Corrosion of second degree of right upper arm T22.632 - Corrosion of second degree of left upper arm T22.639 - Corrosion of second degree of unspecified upper arm