Domiciliation of Triatoma pseudomaculata (Correa e Espinola 1964) in the Jequitinhonha Valley, State of Minas Gerais

Impact of the vector control program was evaluated eight years after implantation of epidemiological surveillance for Chagas' disease in Berilo, a municipality in the jequitinhonha Valley of the Brazilian State of Minas Gerais. In a/15,242 domiciliaty units (96% of the total) were inspected and 10 found to be infested by The triatomine bug Triatoma pseudomaculata. Triatomines were found associated with bats inside one house and in the peridomiciles of the other nine. None of the III Triatoina pseudomaculata captured was infected with Trypanosoma cruzi Noireau et al(16) traps were installed in (n =8) and around (n=100) the infested house but no Trypanpsoma cruzi-infected triatomines were found. None bat, opossums (Didelphiis albiventris) and rat captured in the peridomicile were infected with Trypanosoma cruzi although 24% of the inhabitants of the house infested by Triatoma pseudomaculata were seropositive for lbeparasite, based on ELISA, IRA and Iff