Referensvärden Haemodynamic measurements become interpretable only when related to one another. A low blood pressure may be due to low flow, low vascular tone or…

…level of consciousness and PEF improve at the same time. Acute severe asthma is characterised by bronchospasm, mucosal oedema and mucus plugging. Expiratory flow limitation…

…information. Coronary pressure measurements permit assessment of the physiological significance of selected stenoses using fractional flow reserve (FFR) and instantaneous wave free ratio (iFR). Other…

…produce demonstrable ischaemia. Functional assessment with pressure or flow measurements, intravascular imaging, or fractional flow reserve derived from computed tomography can refine interpretation. Coronary plaque…

…causes of symptoms should be considered. When plaque is present but stenosis is minimal or mild, symptoms are also unlikely to be caused by flow…

…low output, or persistent severe symptoms require close monitoring and consideration of invasive haemodynamic assessment when precise measurements are needed to guide therapy. Diagnostics Electrocardiography…

…employed to evaluate myocardial perfusion by measuring the intensity of their uptake within the myocardium. Furthermore, certain radiotracers enable direct measurement of coronary blood flow…

…1. Measurement of mitral inflow velocities. Mitral E wave velocity The E wave represents passive blood flow from the left atrium to the left ventricle…

…hemodynamic parameter used to quantify the ratio of pulmonary blood flow (Qp) to systemic blood flow (Qs). This measurement is pivotal in diagnosing and managing…

…The syndrome remains fundamentally one of impaired cardiac performance, in which the heart cannot provide blood flow commensurate with the body’s requirements or can…