…attempts and their duration. Triggers for smoking and anticipated barriers to cessation. Exposure to second hand smoke. Use of cannabis, electronic cigarettes or other inhaled…

…unnoticed until adulthood. Echocardiography in CHD Echocardiography is performed in all patients with suspected CHD. Echocardiography provides detailed morphological and functional information. The vast majority…

…management, key aspects of pathophysiology and discussions on differential diagnoses for each condition. Moreover, most books included very few real world examples of the conditions…

…For questions other than acute meningitis — an insidious onset, known malignancy, immunosuppression, papilloedema or new focal neurological signs — CT is performed first. Preparation and equipment…

…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…

…a specific stenosis. Clinical Role and Indications CAC scoring is principally a risk stratification tool for individuals without known clinical coronary artery disease, especially when…

…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…

…impulse reaches the atrioventricular node when there are two pathways, one being refractory and the other capable of conducting the impulse, re entry may arise…

…activity. This is partly due to the rise of cardiac imaging and invasive electrophysiological methods which allow for detailed in vivo studies of arrhythmias. However…

…standard formulas. Therefore, while MAP is a valuable indicator of hemodynamic status, it should be interpreted in conjunction with other clinical assessments and diagnostic information.

…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…

…accelerated algorithm has already been initiated. Evaluation and Physical Examination Patients with suspected ACS should undergo expedited emergency department assessment. The initial evaluation includes: Targeted…

…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…

…If the sound waves encounter a new medium, some sound waves will be reflected while others will transfer the mechanical (pressure) energy to the new…

…refractory. In this case ( Figure 1 ) it encounters a refractory right bundle branch and therefore the impulse is conducted with right bundle branch block morphology…

…is angled alongside the P wave vector, and the exploring electrode is located in front of the P wave vector ( Figure 2, right hand side)…