…of survival. Neonatal screening with pulse oxymetry The majority of all congenital heart defects are detected early in infancy or childhood. For obvious reasons, more…

…and discussions on differential diagnoses for each condition. Moreover, most books included very few real world examples of the conditions, or provided too few tests…

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

…times between dense structures ( i.e structures with high echogenicity). For each reflection, a portion of the sound waves return to the transducer and produce…

…CT performed for another indication can also contribute to risk assessment. Visual reporting of coronary calcification using four categories—none, mild, moderate, or severe—is…

…atrial enlargement (P mitrale) and right atrial enlargement (P pulmonale) The atria may become dilated and/or hypertrophic during pathological circumstances. As for ventricular enlargement…

…smokers for a prolonged period. In heavy smokers, cardiovascular risk falls within five years of stopping but may remain elevated thereafter. The overall health benefit…

…Synonyms for AVNRT Atrioventricular nodal reentrant tachycardia Atrioventricular nodal reentry tachycardia Atrioventricular nodal reentrant tachyarrhythmia Atrioventricular nodal reentry tachyarrhythmia Some textbooks use the term "node…

…or heart rate, which is not physiologically justified . The latter criterion is important because rhythms that are physiologically justified should not be considered abnormal. For…

…the heart pumps and the resistance encountered in the systemic circulation. Therefore, alterations in heart rate, stroke volume, or vascular tone can significantly impact MAP…

…the Framingham Heart Study, this linear correction formula adjusts the QT interval based on heart rate without involving square or cube roots. It has been…

…interpreted in isolation because myocardial injury is also encountered in non ACS cardiopulmonary disease. Patients with persistent or recurrent chest pain require repeat blood sampling…

…However, most clinicians who encounter patients with pacemakers only have access to conventional surface ECGs. Being able to assess pacemaker function and perform troubleshooting should…

…water, metal, or tissue and fluids in the human body. Sound waves arise when a sound source generates mechanical vibrations in the particles of the…

…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…

…If the left atrium encounters increased resistance (e.g due to mitral valve stenosis) it becomes enlarged (hypertrophy) which amplifies its contribution to the P…