T22.53 Corrosion of first degree of upper armNon-billable header with 3 child codes.
T22.531 Corrosion of first degree of right upper armT22.532 Corrosion of first degree of left upper armT22.539 Corrosion of first degree of unspecified upper armT21 Burn and corrosion of trunk ("burns and corrosion of axilla (T22.- with fifth character 4)")T21 Burn and corrosion of trunk ("burns and corrosion of scapular region (T22.- with fifth character 6)")T21 Burn and corrosion of trunk ("burns and corrosion of shoulder (T22.- with fifth character 5)")T66 Radiation sickness, unspecified ("burns (T20-T31)")T67 Effects of heat and light ("burns (T20-T31)")T75 Other and unspecified effects of other external causes ("burns (electric) (T20-T31)")T22.522S Corrosion of first degree of left elbow, sequelaT22.529 Corrosion of first degree of unspecified elbowT22.529A Corrosion of first degree of unspecified elbow, initial encounterT22.529D Corrosion of first degree of unspecified elbow, subsequent encounterT22.529S Corrosion of first degree of unspecified elbow, sequelaT22.53 Corrosion of first degree of upper arm (this code)T22.531 Corrosion of first degree of right upper armT22.531A Corrosion of first degree of right upper arm, initial encounterT22.531D Corrosion of first degree of right upper arm, subsequent encounterT22.531S Corrosion of first degree of right upper arm, sequelaT22.532 Corrosion of first degree of left upper arm