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Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

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Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
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A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
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A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

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Additional findings in prostate MRI.

Fabio Porões1,2, Paraskevi Karampa3,4, Thomas Sartoretti3

  • 1University of Fribourg, Fribourg, Switzerland. fabio.ramosporoes@unifr.ch.

Cancer Imaging : the Official Publication of the International Cancer Imaging Society
|March 12, 2025
PubMed
Summary
This summary is machine-generated.

Extended prostate MRI protocols identify significant additional findings, including prostate cancer (PCa)-related abnormalities impacting patient management. While many findings are clinically significant, changes in management for non-PCa related findings are less common.

Keywords:
Incidental findingsMagnetic resonance imagingNeoplasm stagingProstatic neoplasms

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Area of Science:

  • Radiology
  • Oncology
  • Medical Imaging

Background:

  • Extended prostate MRI protocols are utilized despite growing interest in abbreviated methods.
  • Assessing the clinical value of additional findings (AFs) from extended protocols is crucial for patient care.

Purpose of the Study:

  • To evaluate the benefits of an extended prostate MRI protocol.
  • To quantify the number and clinical significance of additional findings (AFs).
  • To determine the impact of AFs on patient management.

Main Methods:

  • Retrospective analysis of 1282 patients undergoing prostate MRI.
  • Classification of extra-prostatic findings based on relation to prostate cancer (PCa) and clinical significance (Groups 1-3).
  • Evaluation of management changes resulting from significant AFs.

Main Results:

  • Over 5000 AFs were identified in 1240 patients.
  • Extra-prostatic PCa-related AFs occurred in 8.3% of patients, altering disease stage and management.
  • Clinically significant AFs (Groups 2 and 3) represented over one-third of all findings.

Conclusions:

  • Extended prostate MRI protocols yield a high prevalence of clinically significant AFs, both PCa-related and unrelated.
  • PCa-related extra-prostatic AFs significantly impact patient management in a notable percentage of cases.
  • Management changes due to non-PCa related significant AFs are less frequent, suggesting a resource-dependent protocol selection.