What Is Autoimmune Hemolytic Anemia? Autoimmune hemolytic anemia (AIHA) is a rare type of anemia that is diagnosed in only about 1-3 people per 100,000. Anemia is when your bone marrow doesn ...

Cold autoimmune hemolytic anemia (c-AIHA), or cold agglutinin disease (CAD), most commonly affects adults between 40 and 80 years old. With CAD, antibodies activate at cooler temperatures and ...