<prompt> A patient aged 63 years, is diagnosed to have severe aplastic anemia. HLA compatible sibling is available. The best option of treatment is :Anti-thymocyte globulin followed by cyclosporineA conventional bone marrow transplantation from the HLA identical siblingA non-myeloablative bone marrow transplantation from the HLA identical siblingCyclosporine  <response>: Answer is A Antithymocyte globulin followed by cyclosporine Tor adults over age 50 years or those without HLA matched siblings, the treatment of choice for severe Aplastic anemia is immunosupression with antithymocyte globulin A TG plus Cvclosporine 