Unspecified injury of liver, subsequent encounter

This code indicates a follow-up encounter for an unspecific injury to the liver. It is used when the exact nature or severity of the liver trauma is not documented or known, and the patient is receiving ongoing care after the initial treatment phase. This could include monitoring for complications, assessing healing, or managing residual symptoms.

Apply this code for subsequent visits where a patient is being managed for a liver injury that was not fully specified at the time of initial diagnosis. This is appropriate for follow-up appointments after discharge from an acute care setting, or for ongoing outpatient management when the specific type of liver injury (e.g., laceration, contusion) was never definitively documented.

• Only use for subsequent encounters; an initial encounter would use the 'A' seventh character.
• Avoid this code if a more specific liver injury (e.g., laceration, contusion) is documented; always code to the highest level of specificity.
• Ensure documentation supports the "unspecified" nature of the injury and the "subsequent encounter" status.