Review
Copyright ©The Author(s) 2021.
World J Cardiol. Dec 26, 2021; 13(12): 654-675
Published online Dec 26, 2021. doi: 10.4330/wjc.v13.i12.654
Table 4 I Latin American guidelines[12]
Classification
ECG /X-ray
Echocardiogram
HF
ANo structural heart disease (normal ECG and chest X-ray)_No
B1ECG changes (arrhythmias or conduction disorders)Mild contractile abnormalities with normal LVEFNo
B2Decreased LVEFNo
CDecreased LVEFPrior or current symptoms of HF
DSymptoms of HF at rest, refractory to maximized medical therapy (NYHA functional class IV).