Diagnostic Performance of General Practitioners in Carotid Plaque Detection Using AI-Enhanced Point-of-Care Ultrasound After Systematic Training - Summary - MDSpire
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Evaluating the Diagnostic Accuracy of General Practitioners in Identifying Carotid Plaque with AI-Enhanced Point-of-Care Ultrasound Following Comprehensive Training

  • By

  • Xiaochuan Liu

  • Sichen Yao

  • Hua Yang

  • Zhigang Pan

  • May 1, 2026

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Objective:

To explore the diagnostic performance of general practitioners (GPs) in carotid plaque detection using AI-enhanced point-of-care ultrasound (POCUS) after systematic training.

Approach:
  • Study Design: A diagnostic accuracy trial conducted in Shanghai, involving 7 GPs who received systematic training and screened patients for carotid plaque.
  • Evaluation Metrics: Diagnostic performance was evaluated using sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV), and κ statistic for agreement.
Key Findings:
  • 169 patients were included in the study, with a mean age of 69.6 years.
  • At the per-patient level, sensitivity was 0.87, specificity was 0.91, PPV was 0.89, NPV was 0.89, and κ value was 0.78.
  • Diagnostic performance at the per-vessel level was comparable to that at the per-patient level.
Interpretation:

Limitations:
  • The study was conducted with a limited number of GPs and patients in a single location.
  • The generalizability of the findings may be limited to similar healthcare settings.
Conclusion:

After systematic training, GPs can effectively utilize AI-enhanced POCUS for carotid plaque screening.

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