<prompt> Histology of acute rejection of renal transplant are-Aeriolar hyalinosisEosinophilic infiltrationGlomerular vasodilationNeutrophilic infiltration  <response>: Harshmohan textbook of pathology 7th edition. in hyper acute rejection there are numerous neutrophils around dialated and obstructed capillaries which are blocked by fibrin and platelet thrombi. in acute rejection there is extensive infilteration in interstitium of the transplant by lymphocytes and a few plasma cells monocytes and polymorphs. in chronic rejection there is initial fibrosis . 