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The prognostic significance of the lipid profile after an ischemic stroke
Bruno Kusznir Vitturi1, Rubens José Gagliardi1
1Department of Neurology, Santa Casa de São Paulo School of Medical Sciences, São Paulo, Brazil.
Insights
A comprehensive lipid profile analysis after ischemic stroke is crucial for predicting outcomes. Abnormal lipid levels, particularly high LDL-C and low HDL-C, are linked to increased stroke recurrence and poorer functional performance.
Area of Science:
- Neurology
- Cardiology
- Biochemistry
Background:
- The prognostic role of cholesterol levels post-stroke, especially for secondary prevention, remains unclear.
- Understanding the association between lipid profiles and stroke outcomes is vital for patient management.
Purpose of the Study:
- To investigate the association between a comprehensive lipid profile analysis and post-stroke outcomes.
- To determine the predictive value of specific lipid parameters for secondary stroke prevention and functional recovery.
Main Methods:
- A cohort of 588 patients diagnosed with ischemic stroke was followed for 24 months.
- Baseline data and a complete lipid profile (6 months post-stroke) were collected.
- Outcomes included stroke recurrence, major cardiovascular events, and functional performance (modified Rankin scale).
Main Results:
- Higher LDL-C/HDL-C ratio and low HDL-C levels correlated with worse cardiovascular outcomes.
- LDL-C > 70 mg/dL independently predicted higher stroke recurrence and poorer function.
- An increased number of abnormal lipid variables was associated with unfavorable composite outcomes and cardiovascular events.
Conclusions:
- A thorough lipid panel analysis aids in determining the prognosis for stroke patients.
- Lipid profile assessment is essential for identifying patients at higher risk of adverse events post-stroke.
Background:
The role that cholesterol levels play in stroke is still uncertain, especially in secondary prevention. The aim was to determine how a comprehensive analysis of the lipid profile can be associated with post-stroke outcomes.
Abstract:
Consecutive patients diagnosed with ischemic stroke were included in our cohort and followed up for 24months. Baseline clinical and demographic data were collected as well as a complete lipid profile 6-months after the index stroke. Lipid variables were analyzed quantitatively and qualitatively. Clinical outcomes included stroke recurrence, major cardiovascular events, and functional performance (assessed with the modified Rankin scale).
Results:
The study included 588 patients with an average age of 58.3 years. There were 148 (25.2%) patients with high total cholesterol, 260 (44.2%) with low HDL, 180 (30.6%) with high LDL, and 204 (34.7%) with high triglycerides. There were 164 (27.9%) patients with no abnormalities in the lipid profile. After the follow-up, 108 (18.3%) had another stroke, 32 (5.4%) had major cardiovascular events, and 360 (61.2%) presented good functional outcomes. A higher LDL-C/HDL-C ratio and a low HDL-C level were significantly associated with worse cardiovascular outcomes. The detection of LDL-C > 70 mg/dL was an independent predictor of a higher risk of stroke recurrence and worse functional performance. The greater the number of altered lipid variables, the greater the chance of developing an unfavorable composite outcome and presenting cardiovascular events after the stroke.
Conclusions:
The complete analysis of the lipid panel allows the determination of the prognosis of patients who suffered a stroke.
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