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Clinical and imaging features in different inner border-zone infarct patterns.

Yujie Wang1, Jian Wang

  • 1Department of Neurology, Liaoning Provincial People's Hospital, Shenyang, China.

The International Journal of Neuroscience
|May 8, 2014
PubMed
Summary
This summary is machine-generated.

Inner border-zone infarcts in the corona radiata (CR) and centrum semiovale (CSO) show distinct clinical and imaging features. CR infarcts are linked to higher initial stroke severity and MCA stenosis, while CSO infarcts correlate with partial lesion shape and ICA stenosis.

Keywords:
CR infarct lesion patternCSO infarct lesion patternclinical and imaging featuresinner border-zone infarct patterns

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Area of Science:

  • Neurology
  • Radiology
  • Stroke Medicine

Background:

  • Inner border-zone infarcts, specifically corona radiata (CR) and centrum semiovale (CSO) patterns, are often studied together, obscuring their unique characteristics.
  • A clear distinction of clinical and imaging features for CR and CSO infarcts is lacking in current literature.

Purpose of the Study:

  • To delineate and compare the distinct clinical and imaging features of corona radiata (CR) infarcts versus centrum semiovale (CSO) infarcts.
  • To identify specific associations between patient characteristics, imaging findings, and these two inner border-zone infarct patterns.

Main Methods:

  • Diffusion-weighted imaging was used to identify CR (n=47) and CSO (n=36) infarct lesion patterns in 83 patients.
  • Clinical, demographic, and radiological features were systematically compared between the CR and CSO infarct groups.

Main Results:

  • No significant differences in risk factors were observed between CR and CSO infarcts.
  • Patients with CR infarcts presented with higher initial National Institutes of Health Stroke Scale (NIHSS) scores and were independently associated with early clinical deterioration and middle cerebral artery (MCA) stenosis.
  • Partial infarct lesion shape and internal carotid artery (ICA) stenosis were independently correlated with the CSO infarct pattern.

Conclusions:

  • Despite potential shared etiologies, CR and CSO infarct patterns exhibit differential clinical presentations and imaging correlates.
  • Understanding these distinctions is crucial for accurate diagnosis and potentially tailored treatment strategies for patients with inner border-zone infarcts.