Readily accessible risk factors associated with the occurrence of stroke were identified and incorporated in an easy-to-use risk score. This score may help in the identification of patients with MI and HF and a high risk for stroke despite their not presenting with AF.
Aims: The current algorithm in transthoracic echocardiography (TTE) proposed in the 2016 ASE/EACVI recommendation for the estimation of left ventricular filling pressure (LVFP) is quite complex and time-consuming. B-lines, in lung ultrasonography (LUS), could constitute an interesting tool for LVFP evaluation in clinical practice, although data regarding their association with invasive haemodynamics are lacking. The purpose of this study was to explore the diagnostic accuracy of B-lines in identifying elevated left ventricular end-diastolic pressure (LVEDP). Method and results: 81 adults with significant dyspnoea (NYHA2) were prospectively analyzed by LUS in four areas in each hemithorax and a complete TTE within four hours prior to coronary angiography. Twenty-eight patients had elevated LVEDP. Clinical variables yielded a C-index of 79% to identify elevated LVEDP. The number of total B-lines was higher in the elevated LVEDP group (1.0vs17.0, p<0.0001) and significantly increased the diagnostic accuracy (C-index increase=10.5%, p=0.002) and net reclassification index (NRI=145.4, 113.0-177.9, p<0.0001) on top of clinical variables. Conclusion: This study demonstrates the substantial diagnostic capacity of B-lines to identify elevated LVEDP, which appears superior to that of classical echocardiographic strategies. This tool should be considered in a multi-parametric approach in patients with heart failure.
Critical illness-related corticosteroid insufficiency is a frequent occurrence in medical cardiogenic shock. However, in this study, such insufficiency was not associated with prognosis.
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