…or haemodynamic significance of a specific stenosis. Clinical Role and Indications CAC scoring is principally a risk stratification tool for individuals without known clinical coronary…

…list of physical examination findings or a specific examination sequence. It does, however, emphasize that symptoms and vital signs contribute to initial triage and that…

…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 trap of oversimplification. Physicians, nurses, paramedics and physician assistants who rely on such books will realize their shortcomings at their first encounter with an…

…Only clinical signs of herniation halt the puncture, and antibiotics and a corticosteroid are then given immediately after blood cultures. For questions other than acute…

…Figures 5A and 5B). Ultrasound energy in side lobes is mostly dissipated in the tissue without generating significant reflections. However, when side lobes encounter strong…

…The ECG contour of the normal P wave, P mitrale (left atrial enlargement) and P pulmonale (right atrial enlargement) Abnormal P waves: atrial enlargement If…

…improves vascular health and may reduce cardiovascular risk within several years, although risk may remain higher than that of never smokers for a prolonged period…

…have any clinical relevance and it may lead to misunderstanding. Use of the term PSVT is therefore not recommended. Synonyms for AVNRT Atrioventricular nodal reentrant…

…not be considered abnormal. For example, sinus bradycardia (a slow rhythm directed by the sinoatrial node) is a common finding in athletes and during sleep…

…Pressure (CVP) This equation illustrates that MAP is determined by the volume of blood the heart pumps and the resistance encountered in the systemic circulation…

…For patients with bundle branch blocks, the corresponding figure is 500 ms. The QT interval represents the time between the onset of ventricular depolarization and…

…most clinicians who encounter patients with pacemakers only have access to conventional surface ECGs. Being able to assess pacemaker function and perform troubleshooting should be…

…generate vibrations in the surrounding air and these vibrations propagate in the form of a sound wave. If the sound waves encounter a new medium…

…refractory periods and short RR intervals have shorter refractory periods. Aberrant conduction occurs when the length of the cardiac cycle is changed without a compensatory…

…and thus enhancement of the contribution of the right atrium to the P wave. The P wave will display higher amplitude in lead II and…