…in the ECG, as well as cardiac diseases that may affect infants and children. Physiological and anatomical development during infancy & childhood In adults, the left…

…in the ECG, as well as cardiac diseases that may affect infants and children. Physiological and anatomical development during infancy & childhood In adults, the left…

…for every 10,000 apparently healthy newborn infants, around six will have critical CHD, and the pulse oximetry test will correctly identify five of these…

…the heart rate, the electrical axis and the waveform in the newborn differ markedly from adult reference values and normalise gradually through childhood. The interpretation…

…oxygenation despite maximal oxygen or non invasive ventilation. Inadequate ventilation with a rising pCO₂ and respiratory acidosis, or a markedly increased work of breathing with…

…the QRS complex. Axis deviation: right axis deviation (RAD) and left axis deviation (LAD) Causes of right axis deviation Normal in newborns. Right ventricular hypertrophy…

…degree) by the ECG machine. The axis can also be approximated manually by judging the net direction of the QRS complex in leads I and…

…the heart rate is steadily decreasing, and by age 10 years the rate is the same as in adults. These age variations in heart rate…