Key result
Higher LA reservoir strain linked to ~4% lower mortality risk in end-stage liver disease.
Why the study?
The new Cirrhotic Cardiomyopathy Consortium criteria propose LV-GLS for systolic function evaluation, prompting this assessment of LV-GLS, LA strain, and cirrhotic cardiomyopathy characteristics across liver disease severity.
Does left atrial reservoir strain predict outcomes in patients with cirrhosis?
Observational (n=135)
Does left atrial reservoir strain predict outcomes in patients with cirrhosis?
Effect estimate: HR 0.96
p-value: p=0.017
In patients with end-stage liver disease, left atrial reservoir strain is significantly associated with clinical outcomes, while absolute LV-GLS is higher in more severe liver disease.
May support LA strain for prognostication in cirrhosis; hypothesis-generating and requires prospective validation before practice change.
Background The new criteria of Cirrhotic Cardiomyopathy Consortium (CCC) propose the use of left ventricular global longitudinal strain (LV‐GLS) for evaluation of systolic function in patients with cirrhosis. The aim of this study was to evaluate LV‐GLS and left atrial (LA) strain in association with the severity of liver disease and to assess the characteristics of cirrhotic cardiomyopathy (CCM). Methods One hundred and thirty‐five cirrhotic patients were included. Standard echocardiography and speckle tracking echocardiography (2D‐STE) were performed, and dual X‐ray absorptiometry was used to quantify the total and regional fat mass. CCM was defined, based on the criteria of CCC, as having advanced diastolic dysfunction, left ventricular ejection fraction ≤50% and/or a GLS <18%. Results LV‐GLS lower or higher than the absolute mean value (22.7%) was not associated with mortality (logrank, p = 0.96). LV‐GLS was higher in patients with Model for end stage liver disease (MELD) score ≥15 compared to MELD score <15 ( p = 0.004). MELD score was the only factor independently associated with systolic function (LV‐GLS <22.7% vs. ≥22.7%) (Odds Ratio:1.141, p = 0.032). Patients with CCM ( n = 11) had higher values of estimated volume of visceral adipose tissue compared with patients without CCM (median: 735 vs. 641 cm 3 , p = 0.039). On multivariable Cox regression analysis, MELD score [Hazard Ratio (HR):1.26, p < 0.001] and LA reservoir strain (HR:0.96, p = 0.017) were the only factors independently associated with the outcome. Conclusion In our study, absolute LV‐GLS was higher in more severe liver disease, and LA reservoir strain was significantly associated with the outcome in patients with end‐stage liver disease.
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Skouloudi et al. (2023) conducted an observational in Cirrhosis (n=135). Echocardiographic strain imaging (LV-GLS and LA strain) was evaluated on Outcome (mortality) (HR 0.96, p=0.017). Left atrial reservoir strain was independently associated with outcome in patients with end-stage liver disease (HR 0.96, p=0.017), while absolute LV-GLS was higher in more severe liver disease.
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