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Insect vectors of Chagas disease (Trypanosoma cruzi) in Northeastern Brazil
Fidalgo, Arduina Sofia Ortet de Barros Vasconcelos; Costa, Alanna Carla da; Silva Filho, José Damião da; Cândido, Darlan da Silva; Freitas, Erlane Chaves; Pereira, Laíse dos Santos; Andrade, Mônica Coelho de; Gomes, Kátia Cristina Morais Soares; Bezerra, Cláudia Mendonça; Oliveira, Maria de Fátima.
  • Fidalgo, Arduina Sofia Ortet de Barros Vasconcelos; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Costa, Alanna Carla da; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Silva Filho, José Damião da; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Cândido, Darlan da Silva; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Freitas, Erlane Chaves; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Pereira, Laíse dos Santos; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Andrade, Mônica Coelho de; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Gomes, Kátia Cristina Morais Soares; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Bezerra, Cláudia Mendonça; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
  • Oliveira, Maria de Fátima; Universidade Federal do Ceará. Programa de Pós-Graduação em Ciências Farmacêuticas. Fortaleza. BR
Rev. Soc. Bras. Med. Trop ; 51(2): 174-182, Mar.-Apr. 2018. tab, graf
Article in English | LILACS | ID: biblio-897071
ABSTRACT
Abstract

INTRODUCTION:

Chagas disease remains a public health problem in the rural and urban areas of 19 countries in the Americas.

METHODS:

The aim of the present study was to investigate the Trypanosoma cruzi infection rate of triatomines collected from both intra- and peridomiciliary areas in eleven municipalities of Southeastern Ceará, Brazil, from 2009 to 2015.

RESULTS:

A total of 32,364 triatomine specimens, including nymphs and adults, were collected, and 31,736 (98.06%) of these were examined. More nymphs were collected than adults, and the greatest number of triatomines (n = 8,548) was collected in 2010, for which the infection rate was 1.3%, with the highest rate of infections observed for specimens from Quixere. The species collected during the study were identified as Triatoma pseudomaculata, Triatoma brasiliensis, Panstrongylus megistus, Panstrongylus lutzi, and Rhodnius nasutus, with T. pseudomaculata being the most abundant (n = 19,962).

CONCLUSIONS:

These results verify the presence of triatomines in both intra- and peridomiciliary areas, thereby ensuring persistence of the pathogen and consequently, the disease, as the presence of infected vectors in households is an important risk factor. According to these findings, the Chagas Disease Control Program should intensify its efforts in order to prevent the spread of the disease.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Panstrongylus / Rhodnius / Triatoma / Insect Vectors Type of study: Observational study / Prognostic study / Risk factors Limits: Animals Country/Region as subject: South America / Brazil Language: English Journal: Rev. Soc. Bras. Med. Trop Journal subject: Tropical Medicine Year: 2018 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal do Ceará/BR

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Full text: Available Index: LILACS (Americas) Main subject: Panstrongylus / Rhodnius / Triatoma / Insect Vectors Type of study: Observational study / Prognostic study / Risk factors Limits: Animals Country/Region as subject: South America / Brazil Language: English Journal: Rev. Soc. Bras. Med. Trop Journal subject: Tropical Medicine Year: 2018 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal do Ceará/BR