Injury of blood vessels of head, NEC, init

This code signifies an acute traumatic injury to the blood vessels within the head, excluding those specifically classified elsewhere (e.g., intracranial hemorrhage due to trauma). This includes damage to arteries, veins, or capillaries of the scalp, face, or skull, but not directly within the brain parenchyma, resulting from an external force.

Apply this code for initial encounters involving patients presenting with traumatic vascular injuries of the head, such as lacerations with significant bleeding, hematomas, or contusions affecting blood vessels of the scalp or face, where a more specific intracranial vascular injury code is not applicable. Documentation should clearly indicate a traumatic etiology and specify the location of the vascular injury within the head, without evidence of direct brain involvement.

• Ensure documentation explicitly states "initial encounter" for the treatment of the injury. Subsequent care would require a different encounter character.
• Differentiate this code from more specific codes for intracranial hemorrhage (e.g., S06.XXX) or open wounds of the head (S01.XXX) if the primary injury is to the vessel itself, not just a superficial laceration.
• Always code the underlying cause of the injury (e.g., fall, assault) using an external cause code in conjunction with this diagnosis.