“…13 It is worth highlighting some aspects in the study by Salim et al, such as a higher mortality rate from MCS in the North, Northeast, and Midwest regions, among cases of CM in the first year of life. 7,9 This occurs due to several conditions: the CHD considered critical requires early pre and postnatal diagnosis, childbirth care, and guaranteed access to reference centers for the indicated cases, which requires specialized human and technological resources. 7,8,11,14 According to the data found, there is a significant deficit of human resources with adequate training to carry out the diagnosis and care of children with heart disease, especially in the North, Northeast, and Midwest regions, related not only to pediatricians but also to pediatric cardiologists with training in echocardiography, cardiovascular surgeons and the availability of pediatric cardiac surgical centers by macroregion.…”