| cryptosporidial and microsporidial infections in human immunodeficiency virus-infected patients in northeastern brazil. | to determine the frequency of the parasitic pathogens in human immunodeficiency virus (hiv)-infected patients in a developing world setting, 295 stool specimens were examined from 166 hiv-positive patients (49% with aids) at são josé hospital, fortaleza, brazil, from september 1990 to march 1992. significantly more patients with diarrhea (85%) than without (66%) had aids or aids-related complex (arc) (p < .005). of the potential parasitic causes of diarrhea, only cryptosporidium parvum and micro ... | 1994 | 8035045 |