…old) and adults. Because the left ventricle, in adults, is much larger than the right ventricle, the QRS complexes are dominated completely by the electrical…

…old) and adults. Because the left ventricle, in adults, is much larger than the right ventricle, the QRS complexes are dominated completely by the electrical…

…routine in all Western countries. According to a Cochrane review, for every 10,000 apparently healthy newborn infants, around six will have critical CHD, and…

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

…Preparation and equipment Go through the equipment out loud with the team, not in your head. Functioning suction within reach under the pillow or by…

…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…

…by judging the net direction of the QRS complex in leads I and II. The following rules apply: Normal axis: Net positive QRS complex in…

…phenomenon is explained by variations in heart rate caused by respiration. The heart rate increases during inspiration (due to diminished vagal tone) and decreases during…