Maternal care for Anti-A sensitization, first tri, fetus 3

This code signifies specialized maternal care provided due to the presence of Anti-A antibodies in the mother's blood during the first trimester of pregnancy, specifically impacting the third fetus. This sensitization can lead to hemolytic disease of the fetus or newborn (HDFN) if the fetus is A-positive.

Use this code when a pregnant patient in her first trimester is receiving monitoring or treatment for Anti-A sensitization, and it is documented that this is her third pregnancy affected by this condition. Documentation should clearly indicate the trimester and the specific antibody involved.

• Ensure the documentation specifies "first trimester" and "fetus 3" to accurately assign this code.
• Distinguish from other blood group sensitizations (e.g., Anti-B, Rh) which have different codes.
• This code is for maternal care; additional codes may be needed for fetal conditions or procedures.