Corrosion of unsp degree of left hand, unsp site, sequela

This code signifies a long-term complication or late effect resulting from a chemical burn (corrosion) to the left hand, where the severity of the burn and the specific location on the hand are not documented. It indicates that the initial injury has healed, but the patient is now experiencing residual issues directly attributable to that past corrosion.

Apply this code when documenting conditions such as scar contractures, chronic pain, nerve damage, or functional limitations in the left hand that are a direct consequence of a previously sustained chemical burn. This code is appropriate for follow-up encounters occurring after the acute phase of the corrosion has resolved.

• Always sequence this code after the code describing the specific sequela (e.g., scar, pain, deformity).
• Ensure documentation clearly links the current condition to a past chemical burn of the left hand.
• Avoid using this code for acute or active corrosion; instead, use the appropriate acute corrosion codes.