Your browser doesn't support javascript.
loading
Show: 20 | 50 | 100
Results 1 - 1 de 1
Filter
Add filters








Language
Year range
1.
Int. j. cardiovasc. sci. (Impr.) ; 32(1): 41-47, jan.-fev. 2019. tab
Article in English | LILACS | ID: biblio-981574

ABSTRACT

Background: Congenital heart disease in adults shares some features with heart failure (HF), including exercise intolerance, ventilatory inefficiency, inflammatory and neurohormonal activation, cardiac arrhythmias and myocardial fibrosis. Over the last years, cardiopulmonary exercise test has gained importance in the diagnostic and prognostic evaluation of congenital heart diseases, as has already occurred in HF. Objective: To describe the behavior of hemodynamic, metabolic and ventilatory parameters in response to exercise in adults with congenital heart disease. Methods: Observational cross-sectional study evaluating 31 adults with congenital acyanotic or cyanotic heart disease, treated clinically, surgically or percutaneously, referred for cardiopulmonary exercise test. A descriptive analysis of the data was performed. Results: Patients aged 35.7 ± 14.2 years were included. Oxygen consumption (VO2) was 44.86 ± 18.01% of predicted at peak exercise and 36.92 ± 12.93% of predicted maximal VO2 at anaerobic threshold. We found an oxygen uptake efficiency slope (OUES) of 1.49 ± 0.89 (61.43 ± 26.63% of predicted), oxygen pulse of 58.90 ± 22.24% and increment in systolic arterial pressure during exercise was 31.42 ± 21.60 mmHg. Conclusion: Adults with congenital heart disease had similar responses to heart failure patients during exercise ­ reduced aerobic capacity, ventilatory inefficiency for oxygen consumption and limited inotropic response to exercise, characterized by reduced oxygen pulse and small increase in systolic arterial pressure


Subject(s)
Humans , Male , Female , Adult , Exercise , Heart Defects, Congenital/metabolism , Hemodynamics , Metabolism , Oxygen Consumption , Data Interpretation, Statistical , Ventricular Dysfunction, Right , Ventricular Dysfunction, Left , Cyanosis , Exercise Test , Arterial Pressure , Observational Study , Heart Failure
SELECTION OF CITATIONS
SEARCH DETAIL