What tests are administered to ensure that my blood is safe for transfusion to patients?

Every blood donation is screened for the following:
ABO and Rh blood types.
Unexpected red cell antibodies that result from prior transfusions, pregnancy, etc.
Antibody to Treponema pallidum (syphilis).
Antibody to HIV (human immunodeficiency virus).
Antibody to HCV (hepatitis C virus).
Antibody to HBC (hepatitis B core antigen).
HBsAg (hepatitis B surface antigen).
Antibody to HTLV (Human T- Lymphotropic virus)
Antibody to Trypanosoma cruzi (Chagas’ Disease)
Nucleic Acid Test (NAT) for HCV, HBV, HIV, West Nile Virus (WNV) and Babesia