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Effect of quercetin on the echocardiographic parameters of left ventricular diastolic function in patients with gout
Vitalii E Kondratiuk1, Yuliia P Synytsia1
1Propedeutic Internal Medicine Department 2, Bogomolets National Medical University, Kyiv, Ukraine.
Insights
Quercetin supplementation improved cardiac diastolic function in men with gout and essential hypertension. This treatment also enhanced uric acid levels, kidney function, and blood pressure control over 12 months.
Area of Science:
- Cardiology
- Nephrology
- Metabolic Disorders
Background:
- Gout is linked to increased cardiovascular disease risk, including heart failure.
- Essential hypertension (EH) is a common comorbidity in gout patients.
- Left ventricular diastolic dysfunction is a significant predictor of cardiovascular events.
Purpose of the Study:
- To evaluate the effect of quercetin on echocardiographic parameters of left ventricular diastolic function in patients with gout and EH.
- To assess the impact of quercetin on purine metabolism, renal function, and blood pressure control.
Main Methods:
- A randomized controlled trial involving 84 male patients with gout and EH.
- The main group (43 patients) received quercetin in addition to standard treatment.
- The comparative group (41 patients) received standard treatment without quercetin.
- Echocardiographic parameters, uric acid levels, renal function (glomerular filtration rate), and blood pressure were monitored over 12 months.
Main Results:
- Quercetin significantly improved echocardiographic parameters of diastolic function, including E/e' and left ventricular mass index.
- Patients receiving quercetin achieved target uric acid levels faster and showed a greater reduction (33.7%).
- Quercetin supplementation led to a 13.3% increase in glomerular filtration rate and a cumulative antihypertensive effect (5.5% reduction in systolic BP, 3.6% in diastolic BP).
Conclusions:
- Adding quercetin to antihypertensive and urate-lowering therapy improves left ventricular diastolic function in patients with gout and EH.
- Quercetin positively impacts purine metabolism, renal function, and blood pressure.
- Quercetin offers a protective effect on cardiac diastolic function and contributes to overall cardiovascular health in this patient population.
Objective:
Introduction: Gout is associated closely with an increased risk of cardiovascular (CV) events including heart failure. The aim: Improvement of treating patients with gout and essential hypertension (EH) by applying course therapy of quercetin of the echocardiographic parameters of the left ventricular diastolic function.
Patients And Methods:
Materials and methods: 84 male patients with gout and EH. The main group consists of 43 patients who have performed treatment with quercetin and a comparative group of 41 patients who were performed treatment without quercetin.
Results:
Results: In patients with gout in combination with EH, the addition of quercetin to antihypertensive and urate-lowering treatment have a protective effect on cardiac diastolic function (the baseline-adjusted changes during 12 months were significantly lower in the quercetin group than in the comparative group for E/e' (-0,41± 0,01 vs. -0,08 ± 0,01, p = 0,001) and LV mass index, g/m2 (-3,28 ± 0,02 vs. -2,04 ± 0,03, p = 0,02). Also this combination contributed to faster and more pronounced achievement of the target level of uric acid (reduction by 33,7%), normalize renal function (the rate of glomerular filtration, ml/min/1,73 m2 level increase by 13,3%) and also had a cumulative antihypertensive effect (reduction of systolic blood pressure by 5,5% and diastolic blood pressure by 3,6%) without increasing the dose or adding new antihypertensive drugs.
Conclusion:
Conclusion: adding quercetin to antihypertensive and urate-lowering regimens for 12 months in patients with gout and EH improve echocardiographic parameter of diastolic function left ventricular, purine metabolism, renal function and additional normalize blood pressure.
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