The purpose of this paper was to determine if among male homosexual SIDA patients, the Entamoeba histolytica was able to product invasive illness. From the 77 investigated patients only one (1.3%) has cysts of E. histolytica in his stools. Tide electroforesis of the only isolated strain has shown it was from zimodeme I, non pathogenic. Tloe research of antimebic antibodies was negative in the serum of the totality of patients. Those results showed that even in immunocompromissed patients with SIDA, E. histolytica strain found in Recife ivas not able to produce disease. The utilization of metronidazol is not indicated in amoebic cysts carriers.
Amoebiasis; SIDA; Diarrhea; Entamoeba histolytica