…periods . Prognosis in second degree AV block Mobitz type 1 Mobitz type I block may occur in younger healthy individuals (particularly during sleep). It is…

…major modifiable risk factor. Family history also increases risk, particularly among first degree relatives, with siblings appearing to be especially affected. The principal determinant of…

…in the Universal Definition of Myocardial Infarction Consensus Documents, with the Fourth Universal Definition published in 2018. A fundamental prerequisite for diagnosing any MI is…

…the absence of evidence of ischaemia. Classification of myocardial infarction The Fourth Universal Definition separates MI into five principal types. Type Mechanism or setting Type…

…MI). MI denotes cardiomyocyte necrosis occurring in the clinical setting of acute myocardial ischaemia and is diagnosed according to the fourth universal definition of MI…

…blood pressure: the minimum arterial pulsatile pressure during diastole. It corresponds to disappearance of Korotkoff sounds; if sounds persist, the fourth Korotkoff sound is used…

…Despite congestive heart failure, a third or fourth heart sound is rarely heard due to restrictive pathophysiology and impaired ventricular relaxation [10]. There is also…

…In untreated HeFH, CAD commonly develops during the third or fourth decade in males and approximately 10 years later in females. Untreated HoFH is associated…

…appears occasionally on the ECG. Its height (amplitude) is approximately one fourth of the amplitude of the T wave. The U wave is most often…

…the second and fourth decades of life. Likewise, the right ventricle may appear functionally and morphologically normal on echocardiography and cardiac MRI during the first…

…in children and adult patients. Recommendations for ECG recording in children Pediatric patients frequently have difficulties being still during clinical examinations. The youngest children often…

…cell type. During de and repolarization ions (Na + [sodium], K + [potassium] and Ca 2+ [calcium]) flow back and forth across the cell membrane. Because ions…

…image artifact. Side lobe artifact A 2D image is formed by allowing the ultrasound beam to sweep back and forth within a defined sector. The…

…The pericardial space (cavity) always contains a small amount of serous fluid which acts as a lubricant that prevents friction during ventricular contraction and relaxation…

…The longer the distance, the more time required for sound waves to travel back and forth, which results in lower pulse repetition frequency (fewer ultrasound…

…interpretation more difficult and time consuming, because the reader must go back and forth between the leads on the paper. It would be more efficient…