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[Risk factors for recurrence of large atherosclerotic cerebral infarction]

Ying-Yi Dai1, Zhi-Xin Huang, Xin-Tong Liu

  • 11Southern Medical University, Guangzhou 510515, China; 2Department of Neurology, Guangdong Second Provincial General Hospital, Guangzhou 510317, China; 3Shenzhen Shajing Hospital Affiliated to Guangzhou Medical University, Shenzhen 518104, China.

Nan Fang Yi Ke Da Xue Xue Bao = Journal of Southern Medical University
|January 3, 2018
PubMed

Insights

First-time stroke patients face higher recurrence risks if they smoke, have low high-density lipoprotein cholesterol (HDL), or ischemic heart disease. Irregular statin use also increases risk. Managing these factors is key to preventing recurrent ischemic stroke.

Area of Science:

  • Neurology
  • Cardiovascular Medicine
  • Public Health

Background:

  • Large atherosclerotic cerebral infarction poses a significant risk for recurrent ischemic stroke.
  • Identifying risk factors for recurrence in first-episode patients is crucial for effective secondary prevention strategies.

Purpose of the Study:

  • To investigate the risk factors associated with the recurrence of large atherosclerotic cerebral infarction in patients experiencing their first episode.

Main Methods:

  • A cohort of 256 first-episode patients with large atherosclerotic cerebral infarction were identified via CTA/MRA.
  • Patients were followed for one year to monitor for recurrent cerebrovascular events.
  • Statistical analyses, including univariate and Cox regression, were employed to identify risk factors.

Main Results:

  • During the 1-year follow-up, 11.7% of patients experienced recurrent ischemic cerebrovascular events.
  • Significant risk factors identified included smoking, low high-density lipoprotein cholesterol (HDL), ischemic heart disease, and irregular statin use.
  • Ischemic heart disease (RR=8.566) and smoking (RR=2.253) were strongly correlated with recurrence, while higher HDL (RR=0.327) and regular statin use (RR=0.410) showed protective effects.

Conclusions:

  • First-episode patients with large atherosclerotic cerebral infarction are at increased risk of recurrence if they exhibit factors such as smoking, low HDL, ischemic heart disease, and irregular statin use.
  • These findings highlight the importance of aggressive management of cardiovascular risk factors and adherence to statin therapy for secondary stroke prevention.
Abstract

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