The hypersensitivity reaction involved in the hyperacute rejection of renal transplant is:
Type I
Type II
Type III
Type IV
Types of graft rejection Type Onset Mechanism Type of Hypersensitivity Hyperacute Immediate Preformed antibodies directed against donor tissue II Acute Days to weeks Mediated by T cells and antibodies that are activated by alloantigens in the graft IV Chronic Months to years T cells that react against graft alloantigens and secrete cytokines, alloantibodies also contribute to chronic rejection. III & IV
General Pathology