Which of the following terms refers to the phenomenon where an individual's immune system produces antibodies against their own red blood cell antigens?

A Isoimmunization
B Autoimmunization ✓
C Alloimmunization
D Heteroimmunization

Explanation

Autoimmunization refers to the production of antibodies against one's own red blood cell antigens, which can lead to autoimmune hemolytic anemia.

Source

Hematology textbook by Cunningham
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Hard MEDICAL Confidence: high