…wave U wave QT (QTc) interval Pediatric and neonatal electrocardiograms differ markedly – in terms of rhythm, morphology, normal findings, normal variants, etc – from adult electrocardiograms…

…by myocardial ischemia (affecting the sinoatrial node), sinus node dysfunction or side effects of digoxin treatment. If the rhythm becomes completely regular when holding the…

…Baseline) : Reflects inhaled air devoid of CO 2 . Phase II (Rapid Expiration) : Represents the transition of air from anatomical dead space to functional alveolar space…

…BMI or percentile charts should be used. Waist circumference Measure the waist between the lowest rib and the iliac crest, at the end of expiration…

…only investigation that distinguishes obstructive from restrictive impairment of lung function, and COPD cannot be diagnosed without it . The quality of the test determines its…

…Hemodynamic effects of constrictive pericarditis Diastolic heart failure and right heart failure The rigid pericardium prevents all four heart chambers from dilating adequately during diastole…

…and signs of right sided heart failure may predominate. Pericardial effusions associated with post infarction pericarditis are commonly mild. A rapidly developing or large effusion…