Rh incompat react due to tranfs of bld/bld prod, unsp, sqla

This code describes a long-term or residual effect stemming from an unspecified immune reaction to a blood transfusion, specifically due to Rh incompatibility. It indicates that the acute phase of the reaction has passed, but the patient continues to experience consequences attributable to this past event.

Use this code when documenting a patient's current condition that is a direct result of a previously experienced Rh incompatibility transfusion reaction. This applies when the specific type of reaction is not documented, and the acute event is no longer active. It is appropriate for follow-up care related to chronic issues caused by the past transfusion complication.

• Always append the appropriate seventh character for sequela (S).
• Ensure the medical record clearly links the current condition to a past Rh incompatibility transfusion reaction.
• Do not use for acute or active transfusion reactions; those require codes from the T80.3 or T80.4 categories without the "S" seventh character.