Respiratory syncytial virus (RSV) is a major cause of respiratory infections, particularly in infants, children under 5 years, and older adults. Its rapid spread makes RSV a serious public health ...
A child with a congenital heart defect may have poor growth and development, heart failure, or other serious problems. Heart murmurs are extra or unusual sounds made by turbulent blood flowing through ...
In infants with cardiomyopathy-associated chronic HF, baseline LVEF of less than 40% and β blocker use indicate a decreased chance of LVEF normalization.