A Patient's Laboratory Test Results Indicate Red Blood Cell (RBC)agglutination

Multiple Choice

A patient's laboratory test results indicate red blood cell (RBC) agglutination of 4+.Which of the following conditions could this finding indicate? Select all that apply.

A) Hemophilia
B) Autoimmune hemolytic anemia
C) Sickle cell anemia
D) Hemolytic disease of the newborn
E) Transfusion reaction