Non-ABO incompat react d/t tranfs of bld/bld prod,unsp, sqla

This code signifies a long-term or residual effect stemming from an adverse reaction to a blood transfusion that was not caused by ABO incompatibility. It indicates that the specific type of non-ABO incompatibility is unknown, and the patient is experiencing ongoing health issues as a direct result of that past transfusion event.

Apply this code when documenting a patient's current condition that is a direct consequence of a previously experienced non-ABO incompatibility transfusion reaction, and the exact nature of that incompatibility was not specified or is no longer discernible. This is appropriate for follow-up encounters addressing chronic complications or sequelae.

• Always sequence this code after the code(s) for the specific sequela being treated.
• Ensure documentation clearly links the current condition to a past transfusion reaction.
• Avoid using this code if the specific type of non-ABO incompatibility is known and can be coded more precisely.