Train as the place of occurrence of the external cause

This code identifies a train as the location where an injury or adverse event occurred. It specifies that the individual was involved in an incident that took place on or in a train, or within the immediate vicinity of train operations. This includes passenger trains, freight trains, and other railway vehicles.

Use this code when documenting injuries sustained by passengers, crew, or bystanders involved in train accidents, derailments, or other incidents directly related to train movement or presence. This also applies to injuries occurring during boarding, disembarking, or while on a stationary train.

• Always assign this code as a secondary code to provide context for an external cause code (V00-Y99).
• Ensure the primary diagnosis code describes the nature of the injury or condition.
• Distinguish between incidents occurring on a train versus those occurring at a train station or platform (which would use a different place of occurrence code).