17 träffar

ArticleProcedurer
Bone marrow aspiration and biopsy

Procedurer Aspirate and biopsy answer different questions and do not replace one another: the aspirate shows cellular morphology and provides material for flow cytometry and…

ArticleProcedurer
Transcutaneous and transvenous pacing

…an infusion of isoprenaline, adrenaline or dopamine according to local practice, and does not replace pacing when the patient is markedly unstable. Transcutaneous pacing Equipment…

ArticleEchocardiography
Assessing left ventricular systolic function

…Thus, cardiac index is cardiac output normalized to body surface area. The ultrasound system calculates body surface area using the patient's sex, weight and…

ArticleEchocardiography
M-mode (motion mode) echocardiography

…mode was previously the dominating modality in echocardiography. Although it has now largely been replaced by 2D echocardiography, it is still used in clinical practice…

ArticleEchocardiography
Tricuspid stenosis

…commonly mitral stenosis). Simultaneous tricuspid regurgitation is also common. Echocardiography Echocardiography has replaced catheterization for the assessment of tricuspid stenosis. Yet, there is no consensus…

ArticleContinous medical discussion: the ECG blog
A new ECG biomarker for sudden cardiac death

…and unusually, they paired the predictor with a generative model to visualize the waveform morphology the network had learned, converting an opaque classifier into a…

ArticleEchocardiography
Hemodynamic principles and calculations

…and comparable to catheterization, and Doppler studies have largely replaced catheterization. This section discusses hemodynamic principles and how these can be leveraged to calculate stroke…

ArticleECG
Components and construction of a pacemaker

…high. When the battery is depleted, the entire system must be replaced. Pacemaker leads and electrodes Pacemaker leads contain conductors wrapped in insulation (Figure 2)…

ArticleCardiology
Ventricular Tachycardia

…in patients with structural heart disease, VT necessitates a nuanced, multidisciplinary approach to diagnosis and management. Over the past decade, the landscape of VT management…