Autogenous pericranial graft would be coded to which procedure code?

The driver of a truck carrying a caustic substance in powder form has accidentally come into contact with the material. You are first on the scene, and a quick observation indicates that he has powder on his arms. Your immediate action would be to:

A) brush off the powder, then rinse the area with water. B) place the patient in the ambulance, but avoid touching his arms. C) instruct the patient to remain still and wait for the incident safety officer. D) wrap the arms in dry, sterile dressings.

Define adult abuse