…with NSTE ACS should be admitted for management of acute ischaemia. Those with possible ACS, a non diagnostic ECG, and normal initial troponin may be…

…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…

…the QRS complex. In either case it will be retrograde (in lead II, III and aVF) because of the direction of atrial activation. P waves…

…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…

…echogenicity). For each reflection, a portion of the sound waves return to the transducer and produce a copy of the reflector on the image. Hence…

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

…for this are explained below. The normal P wave contour on ECG The normal P wave (Figure 1, upper panel) is typically smooth, symmetric and…

…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…

Arrhythmias and arrhythmology ECG Mechanisms of cardiac arrhythmias: from automaticity to re entry This section introduces the most common arrhythmias encountered in clinical practice, beginning…