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Left Ventricular Function

…a large number of parameters have been introduced to assess left ventricular function. The majority of these parameters can be calculated or approximated using two…

Anticoagulation Strategies in Atrial Fibrillation

…of both thromboembolic and hemorrhagic risks. The diagnostic prerequisite for clinical AF remains the documentation of the arrhythmia via a standard 12 lead ECG or…

Drugs in the emergency setting

…10 mL of 100 mg/mL in hyperkalaemia, hypocalcaemia, calcium channel blocker poisoning 0.2 mL/kg Sodium bicarbonate 50 mmol in hyperkalaemia or tricyclic…

Aortic regurgitation

…prevent, or alleviate, the pressure increase in the left ventricle and left atrium. Chronic aortic regurgitation leads to dilatation and hypertrophy of the left ventricle…

Pulmonary Embolism (PE)

…artery. Depending on the size and form of the thrombus, it will occlude the main pulmonary artery or its branches. The larger the thrombus, the…

Tricuspid regurgitation (TR/TI)

…back to the right atrium and venous system, resulting in dilation of vena cava inferior ( 2.1 cm). Severe tricuspid regurgitation may lead to systolic…

The QRS complex: ECG features of the Q-wave, R-wave, S-wave & duration

…vector resulting from activation of the right ventricle does not come to expression , because it is drowned by the many times larger vector generated by…

Atrial and ventricular enlargement: hypertrophy and dilatation on ECG

…cannot distinguish whether large QRS amplitudes are due to dilatation or hypertrophy. Because the majority of the literature in the field of electrocardiology has focused…

The physiology of cardiopulmonary resuscitation (CPR)

…VT]). The VF waveform is initially coarse ( i.e fibrillatory waves have large amplitudes) but as the duration of VF is prolonged, the amplitude gradually…

Dual Antiplatelet Therapy Duration After Acute Coronary Syndromes and Elective Percutaneous Coronary Intervention

…The duration of therapy requires an individualized balance between: Ischaemic risk, including recurrent myocardial infarction and stent thrombosis. Bleeding risk, particularly major or life threatening…

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