A Critical Care Nurse Is Caring for a Patient with Autoimmune

A critical care nurse is caring for a patient with autoimmune hemolytic anemia. The patient is not responding to conservative treatments, and his condition is now becoming life threatening. The nurse is aware that a treatment option in this case may include what?

A) Hepatectomy
B) Vitamin $\mathrm{K}$ administration
C) Platelet transfusion
D) Splenectomy