29 träffar

ArticleEchocardiography
Pulmonary stenosis

…pulmonic) stenosis Pulmonary stenosis is virtually always a consequence of congenital heart disease. The stenosis can be fixed or dynamic, depending on the underlying etiology…

ArticleLungmedicin
Acute severe asthma in adults: quick reference

…by bronchospasm, mucosal oedema and mucus plugging. Expiratory flow limitation causes air trapping and dynamic hyperinflation. The consequences are increased work of breathing, exhaustion and…

ArticleKunskapsbas
🟠 Mean arterial pressure (MAP) calculator

…or vascular tone can significantly impact MAP, reflecting the dynamic interplay between cardiac function and vascular resistance. Advantages of measuring MAP over systolic blood pressure…

ArticleCardiology
Blood Pressure Targets in Older and Frail Adults

…is dynamic and may improve or worsen with illness, treatment, or other interventions. Frailty commonly overlaps with multimorbidity and is frequent in patients with cardiovascular…

ArticleEchocardiography
Technical aspects of the ultrasound image

…solve this, there is a built in function, called dynamic focusing , which calculates which ultrasound waves that originate from the same reflection point. Reflected ultrasound…

ArticleReferensvärden
Circulatory and haemodynamic parameters

…Dynamic measures are better: a pulse pressure variation 13% in a ventilated patient in sinus rhythm without spontaneous breathing, passive leg raising with an increase…

ArticleCardiology
Coronary Anomalies and Myocardial Bridging

…as well as related biomechanical and fluid dynamic factors. Increased thickness and length, and a more proximal vessel location, are associated with greater clinical risk…

ArticleMyocardial ischemia and infarction
Stent Thrombosis: Timing, Causes, Diagnosis, and Prevention

…several possibilities: Extension of the original infarction or reinfarction Acute native vessel thrombosis Stent thrombosis Mechanical complications of myocardial infarction Pericarditis Dynamic recurrence of ST…

ArticleCardiology
Coronary Artery Disease

…hallmark of stable coronary artery disease is exercise related angina pectoris (chest pain); symptoms of ischemia appear during circumstances with increased myocardial demand, typically exercise…

ArticleCardiology
Ventricular Tachycardia

…by a continuously changing QRS morphology and axis, indicating a dynamic sequence of ventricular activation. PMVT is frequently associated with acute myocardial ischemia, electrolyte derangements…

ArticleEchocardiography
Hemodynamic principles and calculations

Echocardiography Calculation of hemodynamic parameters by ultrasound Hemodynamics is the study of blood flow dynamics. The physical laws that govern blood flow are fundamental in…