…in mitral and tricuspid inflow The echocardiographic counterpart of pulsus paradoxus Contraindications In overt tamponade with shock there are no absolute contraindications other than the…

…is because it does not ensure complete drainage of the pericardium, and needles or catheters are at risk of bending or damage during chest compressions…

…or other major adverse cardiovascular events. Complete revascularization is therefore considered an important therapeutic objective, particularly in patients with left ventricular dysfunction and/or MVD…

…with regards to measuring ventricular dimensions, trabeculae and papillary muscles are considered part of the left ventricular cavity. Other dimensions– including atrial dimensions, mitral annulus…

…ECG education. Review of the most popular ECG books and resources Recognizing that many visitors are interested in other books and online resources, we have…

…complete heart block). P waves are not related to QRS. PP interval is constant, but independent of RR interval, which is also constant. Atria and…

…with a frequency of roughly 40 beats per minute. If the escape rhythm has wide QRS complexes and a frequency of 20–40 it is…

…medicine Definition and cardiovascular rationale Smoking cessation is the complete discontinuation of tobacco smoking, with avoidance of second hand smoke and, where possible, other inhaled…

…prompting consideration of revascularization. The likelihood that symptoms are attributable to the CTO is increased when non invasive testing demonstrates significant inducible ischaemia and preserved…

…S), and small waves are referred to by their lower case letters (q, r, s). Figure 5 shows examples of naming of the QRS complex…