Poisoning by unspecified topical agent, assault, init encntr

This code signifies a patient presenting with adverse effects from an unknown topical substance, where the exposure was intentionally inflicted by another person. The patient is in the acute phase of treatment for this poisoning.

Apply this code when a patient has been deliberately exposed to an unidentified substance applied to the skin or mucous membranes, resulting in a toxic reaction. This is appropriate for the initial evaluation and management of such an assault.

• Ensure documentation clearly states the poisoning was due to an assault and the topical agent is unspecified.
• Always assign an additional code for the specific signs and symptoms of the poisoning.
• This "initial encounter" code is only used for the first visit related to this specific poisoning event.