Progress in research on the association between glucose metabolism disorders and intracranial and extracranial atherosclerotic stenosis - Scorecard - 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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Clinical Scorecard: Advancements in Understanding the Link Between Glucose Metabolism Disorders and Atherosclerotic Stenosis in Intracranial and Extracranial Vessels

At a Glance

CategoryDetail
ConditionIntracranial and Extracranial Atherosclerotic Stenosis
Key MechanismsHyperglycemia, insulin resistance, accumulation of advanced glycation end products (AGEs), oxidative stress, NLRP3 inflammasome activation, phenotypic switching of vascular smooth muscle cells (VSMCs)
Target PopulationIndividuals with glucose metabolism disorders including diabetes mellitus, insulin resistance, and impaired glucose tolerance
Care SettingClinical settings focusing on stroke prevention and management

Key Highlights

  • HbA1c ≥ 6.5% correlates with anterior circulation ICAS (OR = 2.04, P < 0.05)
  • TyG index positively correlates with asymptomatic ECAS (OR = 1.85) and asymptomatic ICAS (OR = 1.34)
  • Individuals with impaired glucose tolerance maintaining non-diabetic status have a 23% lower stroke risk compared to those with newly diagnosed diabetes (HR = 0.77, 95%CI 0.64–0.94)

Guideline-Based Recommendations

Diagnosis

  • Utilize HbA1c and TyG index as clinical screening tools for assessing risk of ICAS and ECAS

Management

  • Focus on interventions for individuals with impaired glucose tolerance to reduce stroke risk

Monitoring & Follow-up

  • Regular monitoring of glucose metabolism parameters in at-risk populations

Risks

  • Increased risk of ischemic stroke associated with diabetes and insulin resistance

Patient & Prescribing Data

Individuals with glucose metabolism disorders, particularly those at risk for ischemic stroke

Interventions aimed at maintaining non-diabetic status may lower stroke risk

Clinical Best Practices

  • Differentiate between ICAS and ECAS in clinical assessments
  • Consider structural differences in arteries when evaluating glucose metabolism disorders
  • Address insulin resistance in normoglycemic individuals as a potential risk factor

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