Corrosion of second degree of left palm, subs encntr

This code indicates a second-degree chemical burn, also known as corrosion, affecting the palm of the left hand. A second-degree burn involves damage to the epidermis and dermis, characterized by blistering, significant pain, and redness.

This code is appropriate for follow-up encounters when a patient is receiving ongoing care for a second-degree chemical burn to their left palm. This includes subsequent visits for wound care, monitoring healing, or managing complications after the initial treatment.

• Ensure the documentation specifies "corrosion" or "chemical burn" to differentiate from thermal burns.
• Verify the laterality (left palm) and the encounter type (subsequent) are clearly documented.
• Always sequence this code after any associated external cause codes (e.g., T51-T65 for toxic effects of substances).