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Detección de cardiopatía en escolares chagásicos y no chagásicos de Combarbalá, IV Región, Chile

1996; Elsevier BV; Volume: 67; Issue: 3 Linguagem: Inglês

10.4067/s0370-41061996000300002

0717-6228

Ximena Aguilera M, Arturo Arribada C, Werner Apt B, Inés Zulantay A, Jorge Rodríguez T,

Trypanosoma species research and implications

Electrocardiographyc signs of cardiomyopathy in school children with serological evidence of Trypanosoma cruzi infectionCried, and serolog'C studies rot Chagas disease end for electrocardiographyc evidence of myocardicl cb-^ormality were oerfonned every four mon'hs clong a one year period to 1 1 5 school male end female chilcrer (ages 9 "o 8, mecn 13.7 years), 55 infected and 60 non infected by r rypa;'osarr.acruzi, from Combarbala, at the IVth (Coauimboi Regio-, Oie.All suD^ecIs were symptom free and ri'ia serologic status (either positive or negative indirect inminohuorescense.. indirect hemaglutination and EIJSA recctions rot trypanosomiasisl did not change in anyone of them along the whole study period, nevertherless ther electrocardiographyc records snowec evidence included for chagasic cardio-nyopathy by PAHQ criteria in 22 (40%) of infected children Most frequent electrocardiograohvc abnormal'ties in these patients were prolonged QT interval and "ncomplete right buncle b'anch block.Elecrroccraiographyc signs hat were not considered among PAHO criteria for suspectec chagasic cofdiorr.yopathywere de'ecled ii 7.3% and 6.7% of infected and non infec:ed children respectively.Ninety one percent o : chagasic patients wth sig^s of sugeslng soecif'c carciomyopathy had at least one ncrnal elect'ocardiocram scnetime along the fcllovy-up period.This las: finding was not seen in patients considerec to have ccrdiopathy of ano'her ethiclogy.