Reactivos comerciales en el diagnóstico de la enfermedad de Chagas / Diagnosis of Chagas disease: a survey of commercially available methods

The great diversity of commercially available products for the serologic diagnosis of Chagas disease led us to conduct a study or these products in comparison with the indirect immunofluorescence test. Percent agreement between methods ranged from 79 to 100%, the details for each product being given in the text. Better control of commercially available diagnostic products is recommended