All of the following are used in the treatment of TTP, except:
a. Corticosteriods
b. Plasma exchange therapy
c. Cryosupernatant transfusion
d. Platelet transfusion
e. Vincristine
Platelet transfusion.When a person has either a low platelet count or poor platelet function, bleeding can be prevented or treated using platelet transfusion, also known as platelet concentrate.