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521 Corrosion of first degree of single right finger (nail) except thumb

T23.522 Corrosion of first degree of single left finger (nail) except thumb
T23.529 Corrosion of first degree of unspecified single finger (nail) except thumb
T23.53 Corrosion of first degree of multiple fingers (nail), not including thumb
T23.531 Corrosion of first degree of multiple right fingers (nail), not including thumb
T23.532 Corrosion of first degree of multiple left fingers (nail), not including thumb
T23.539 Corrosion of first degree of unspecified multiple fingers (nail), not including thumb
T23.54 Corrosion of first degree of multiple fingers (nail), including thumb
T23.541 Corrosion of first degree of multiple right fingers (nail), including thumb
T23.542 Corrosion of first degree of multiple left fingers (nail), including thumb
T23.549 Corrosion of first degree of unspecified multiple fingers (nail), including thumb
T23.55 Corrosion of first degree of palm
T23.551 Corrosion of first degree of right palm
T23.552 Corrosion of first degree of left palm
T23.559 Corrosion of first degree of unspecified palm
T23.56 Corrosion of first degree of back of hand
T23.561 Corrosion of first degree of back of right hand
T23.562 Corrosion of first degree of back of left hand
T23.569 Corrosion of first degree of back of unspecified hand
T23.57 Corrosion of first degree of wrist
T23.571 Corrosion of first degree of right wrist
T23.572 Corrosion of first degree of left wrist
T23.579 Corrosion of first degree of unspecified wrist
T23.59 Corrosion of first degree of multiple sites of wrist and hand
T23.591 Corrosion of first degree of multiple sites of right wrist and hand
T23.592 Corrosion of first degree of multiple sites of left wrist and hand
T23.