Progress in research on the association between glucose metabolism disorders and intracranial and extracranial atherosclerotic stenosis - Takeaways - MDSpire

Progress in research on the association between glucose metabolism disorders and intracranial and extracranial atherosclerotic stenosis

  • By

  • Mingyan Zhang

  • Huiyong Huo

  • Rui Yang

  • Yunao Gao

  • Yibo Jia

  • Juntao Li

  • June 8, 2026

  • 0 min

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  • 1

    Intracranial atherosclerotic stenosis (ICAS) and extracranial atherosclerotic stenosis (ECAS) have distinct pathological responses to glucose dysregulation.

  • 2

    Hyperglycemia and insulin resistance accelerate atherosclerosis through mechanisms like advanced glycation end products and oxidative stress.

  • 3

    Clinical studies show HbA1c ≥ 6.5% correlates with anterior circulation ICAS, while the TyG index correlates with asymptomatic ICAS and ECAS.

  • 4

    Individuals with impaired glucose tolerance who maintain non-diabetic status have a 23% lower stroke risk compared to those with newly diagnosed diabetes.

  • 5

    This review highlights the need for individualized prevention strategies for ischemic stroke in populations with glucose metabolism disorders.

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