نتایج جستجو برای: electrocardiographic study
تعداد نتایج: 3974783 فیلتر نتایج به سال:
BACKGROUND No studies have examined the association between cumulative low-level lead exposure and the prospective development of electrocardiographic conduction abnormalities, which may mediate the association between lead and several cardiovascular end points. OBJECTIVE We prospectively examined the association between lead exposure and the development of electrocardiographic conduction abn...
INTRODUCTION The aim of the work was to assess the usefulness of patient's history and non-invasive electrocardiographic parameters in the prediction of ajmaline test results in patients with suspected Brugada syndrome. MATERIAL AND METHODS The study involved a group of 59 patients (37 men) at average age of 31.6 ±12.2 years with suspected concealed form of Brugada syndrome. Pharmacological p...
OBJECTIVE To identify and associate potential electrocardiographic and echocardiographic changes in patients with the indeterminate form of Chagas' disease during long-term follow-up. METHODS One hundred sixty patients underwent standard electrocardiography and two-dimensional guided M-mode echocardiography for left ventricular ejection fraction determination. Patients were followed up for 98...
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