Spongiform encephalopathies or prion diseases are common denominators for a group of diseases, all fatal, which show characteristic neuropathological changes. In man the group includes four diseases: kuru, Creutzfeldt-Jakob's disease (CJD), Gerstmann-Sträussler-Scheinker's disease (GSS) and fatal
Cryptosporidium spp. is known to cause heavy diarrhea especially in immunosuppressed patients. In this study, eighty nine leukemia and lymphoma patients between the ages of 1 to 14 were studied for the prevalence of Cryptosporidiosis using both ELISA (Cryptosporidium Rida Screen, R-Biopharm,