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A valuable MRI examination method for prostate cancer screening.

Xuezhen Yang1, Lianqiang Shan2, Haiming Cao1

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The apparent diffusion coefficient (ADC) and PI-RADS score from 1.5T MRI effectively screen for prostate cancer (PCa). Combining these methods improves diagnostic accuracy for PCa, aiding clinical decisions.

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Area of Science:

  • Radiology
  • Oncology
  • Medical Imaging

Background:

  • Prostate cancer (PCa) screening is crucial for early detection.
  • 1.5T magnetic resonance imaging (MRI) offers advanced diagnostic capabilities.
  • Apparent diffusion coefficient (ADC) and PI-RADS scores are key imaging biomarkers.

Purpose of the Study:

  • To evaluate the diagnostic value of 1.5T MRI ADC and PI-RADS scores in PCa screening.
  • To compare the efficacy of ADC and PI-RADS scores individually and in combination for PCa detection.
  • To determine the optimal imaging parameters for improved PCa diagnosis.

Main Methods:

  • Retrospective analysis of 40 PCa patients and 60 benign prostatic hyperplasia (BPH) patients.
  • 1.5T MRI scans were performed on all participants.
  • Prostate ADC, eADC values, and PI-RADS scores were measured and compared between groups.

Main Results:

  • PCa group showed significantly lower ADC values and higher eADC values compared to the benign group (P < .05).
  • Significant differences in PI-RADS scores were observed between PCa and benign groups (P < .05).
  • Combined ADC and PI-RADS score demonstrated superior sensitivity, specificity, and Youden index for PCa diagnosis compared to individual measures.

Conclusions:

  • 1.5T MRI ADC combined with PI-RADS score serves as a reliable standard for PCa screening.
  • This combined approach significantly enhances PCa detection accuracy.
  • The findings support the clinical utility of integrated MRI biomarkers for effective PCa management.