Potenciais tardios no eletrocardiograma de alta resolução na forma indeterminada da Doença de Chagas / Late potentials in the signal averaged electrocardiogram in the indeterminate form of Chagas' Disease
Sci. med
; 19(2): 64-68, abr.-jun. 2009. tab, graf
Article
in Portuguese
| LILACS
| ID: lil-519656
Responsible library:
BR500.1
RESUMO
Objetivos:
avaliar a presença de potenciais tardios ao eletrocardiograma de alta resolução (ECGAR) em portadores da forma indeterminada da Doença de Chagas.Métodos:
foi realizado ECGAR em 59 portadores da forma indeterminada da Doença de Chagas e 44 controles, selecionados na rotina de bancos de sangue. Foi considerado positivo o ECGAR com dois ou três critérios presentes para potenciais tardios.Resultados:
entre os controles houve 15 (34,1%) pacientes com ECGAR positivo, enquanto entre os portadores da forma indeterminada da Doença de Chagas apresentaram-se 13 (22%) com positividade para o exame (p=0,23).Conclusões:
entre os portadores da forma indeterminada e os controles negativos para Doença de Chagas não houve diferença significativa na prevalência de potenciais tardios ao ECGAR.ABSTRACT
Aims:
To evaluate the presence of late potentials in the signal-averaged electrocardiogram (SAECG) of patients with the indeterminate form of Chagas' disease.Methods:
Forty four consecutive healthy blood donors and 59 refused candidates to blood donation because of positive tests for Chagas' disease were submitted to SAECG.Results:
Among controls, 15 (34.1%) had late potentials present, where as 13 (22.5%) patients with the indeterminate form of Chagas' disease had abnormal SAECG (p=0.23).Conclusions:
Blood donors with the indeterminate form of Chagas' disease do not present late potentials in the SAECG in a proportion significantly different when compared to controls.
Full text:
Available
Collection:
International databases
Health context:
SDG3 - Health and Well-Being
/
Neglected Diseases
Health problem:
Target 3.3: End transmission of communicable diseases
/
Chagas Disease
/
Neglected Diseases
Database:
LILACS
Main subject:
Chagas Cardiomyopathy
/
Chagas Disease
/
Electrocardiography
Type of study:
Risk factors
Language:
Portuguese
Journal:
Sci. med
Year:
2009
Document type:
Article
Affiliation country:
Brazil
Institution/Affiliation country:
PUCRS/BR