Erschienen in:
01.05.2019 | Cerebrovascular Disorders (D Jamieson, Section Editor)
Statins in Ischemic Stroke Prevention: What Have We Learned in the Post-SPARCL (The Stroke Prevention by Aggressive Reduction in Cholesterol Levels) Decade?
verfasst von:
Luis Castilla-Guerra, MD, PhD, María del Carmen Fernandez-Moreno, MD, PhD, David Leon-Jimenez, MD, Miguel Angel Rico-Corral, MD, PhD
Erschienen in:
Current Treatment Options in Neurology
|
Ausgabe 5/2019
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Abstract
Purpose of review
We describe the current status of lipid-lowering therapies for ischemic stroke prevention. The SPARCL trial published in 2006 has been a landmark study in vascular neurology. The trial demonstrated that high-dose atorvastatin prevents recurrent stroke, and led the AHA/ASA to recommend statin therapy for patients with stroke or TIA of atherosclerotic origin.
Recent findings
Recently, the J-STARS study demonstrated that therapy with low-dose pravastatin reduced atherothrombotic infarction incidence among patients with prior ischemic stroke. Besides, several trials have shown improved stroke outcomes with non-statin lipid-lowering medications: IMPROVE-IT with ezetimibe on top of simvastatin and PCSK9 inhibitors—FOURIER with evocolumab and ODYSSEY-OUTCOMES with alirocumab—on top of statin therapy.
Summary
LDL-cholesterol remains the primary lipid treatment target for reduction of stroke risk. Randomized trials have shown that each reduction of 40 mg/dL in the level of LDL-cholesterol reduces the stroke risk by approximately one quarter, and further, reductions in LDL-cholesterol levels have shown to produce additional reductions in stroke risk. Currently, we have evidence of benefit for adding non-statin lipid-modifying therapies to statins to reduce stroke risk. Surely, these novel strategies to reduce residual lipidic risk will provide future benefits on stroke prevention.