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New focus of active transmission of Chagas disease in indigenous populations in the Peruvian Amazon basin

Introduction

Several cases of acute Chagas disease (ACD) have been reported in the Peruvian Amazon basin.

Methods

The objective was to describe and investigate 6 ACD cases in children from indigenous Amazon communities in the province of Datem del Marañón in Loreto department (2006-2010).

Results

The mean age was 3.6 years. All patients had fever, 4/6 hepatomegaly, 2/6 splenomegaly, and 5/6 had trypomastigotes of Trypanosoma cruzi on thick smears. The fatality rate was 33.3%. Rhodnius pictipes and Rhodnius robustus adults were found inside the homes and in the peri-domiciles.

Conclusions

All cases reported were isolated cases. We report a new focus of ACD in indigenous populations.

Chagas disease; Indigenous population; Amazonian ecosystem; Peru


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