…For obvious reasons, more complex defects are typically diagnosed earlier. Defects resulting in reduced oxygen saturation are generally detected with neonatal pulse oximetry (POX) screening…

…Systematic screening of the general population for cardiovascular risk factors has not been shown to improve cardiovascular outcomes, although opportunistic assessment during clinical encounters improves…

…schizoaffective disorder, HIV infection or other circumstances that may affect cessation or treatment monitoring. Single question screening can identify unhealthy drug use requiring counselling regarding…

…explanations for ECG changes Differential diagnoses for ECG findings Concordance with guidelines (AHA, ACC, ESC) Evidence based management/treatment. These 9 aspects are all necessary…

…The Swedish clinical care programme for bacterial CNS infections states that CT must not be performed before lumbar puncture in suspected bacterial meningitis — not even…

…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…

…enlargement (P pulmonale) The atria may become dilated and/or hypertrophic during pathological circumstances. As for ventricular enlargement, the ECG cannot differentiate dilatation from hypertrophy…

…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…

Arrhythmias and arrhythmology ECG Mechanisms of cardiac arrhythmias: from automaticity to re entry This section introduces the most common arrhythmias encountered in clinical practice, beginning…

…for assessing adequate organ perfusion, especially in critically ill patients. A MAP of approximately 60 to 65 mmHg is generally considered the minimum threshold necessary…

…bradycardia and tachycardia. Fridericia’s and Framingham formulas are often preferred in scenarios where a broader range of heart rates is encountered, as they may…

…longer serial intervals. Clinical Presentation and Initial Clinical Context Chest pain or discomfort is the most common symptom initiating evaluation for ACS. Features that increase…

…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…

…vibrations propagate in the form of a sound wave. If the sound waves encounter a new medium, some sound waves will be reflected while others…

…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…