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Spirometry

…until anticoagulated and stable An individual assessment Eye, ear, abdominal or thoracic surgery 1 month Neurosurgery or an intracranial aneurysm Contact the responsible specialist An…

Lumbar puncture

…tau). Measurement of the opening pressure in suspected idiopathic intracranial hypertension. Therapeutic drainage in idiopathic intracranial hypertension and in assessment before shunt surgery. Contraindications Clinical…

Hyponatraemia: quick reference for work-up and correction

…of raised intracranial pressure or impending herniation Moderately severe symptoms New confusion Severe headache Persistent nausea Moderately reduced consciousness Marked gait instability The specificity of…

Arterial Hypertension: Definition, Diagnosis and Out-of-Office Measurement

…the maximum arterial pulsatile pressure during systole. With auscultatory measurement, it corresponds to the appearance of the first Korotkoff sound. Diastolic blood pressure: the minimum…

Capnography (end-tidal carbon dioxide measurement, ETCO2) during cardiac arrest

…Capnography refers to the measurement of end tidal carbon dioxide (ETCO 2 ) in the respiratory system. ETCO 2 is the partial pressure of carbon dioxide …

Assessment of diastolic function by echocardiography

…using pulsed Doppler. Estimating left ventricular filling pressure via e' . Measurement of deceleration time (DT) . Diastolic function can be estimated from E/A ratio, e'…

Principles of myocardial perfusion imaging (SPECT, PET), coronary blood flow and flow reserve (CFR)

…typically within a range of 50 120 mmHg. This process is primarily mediated by local metabolic mechanisms, which adjust vascular tone in response to myocardial…

Overview of the ECG Waves, Deflections, Intervals, Durations

…measurement are depicted. ECG interpretation requires knowledge of these waves and intervals. The P wave, PR interval and PR segment ECG interpretation starts with assessment…

Lipoprotein(a): Measurement and Clinical Implications

…high Lp(a) level may lead to substantial underestimation of cardiovascular risk. Conversely, Lp(a) measurement provides limited additional reclassification beyond currently recommended global risk…

Ejection fraction (EF): Physiology, Measurement & Clinical Evaluation

…Ejection fraction is routinely examined at rest, which does not reveal the functional (maximum) capacity of the left ventricle, as this would require measuring the…

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