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Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

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...
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...

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Related Experiment Video

Updated: Jul 15, 2026

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

Published on: March 21, 2025

[MRI-spectroscopy-guided prostate biopsy].

José Ignacio Iglesias Prieto1, Rodolfo Orozco Fariñas, Jorge Massarra Halabi

  • 1Unidad de Urología, Clinica La Luz, Madrid, España. iglesias@clinicalaluz.es

Archivos Espanoles De Urologia
|May 9, 2007
PubMed
Summary

Magnetic Resonance Imaging (MRI) spectroscopy aids in diagnosing prostate cancer by evaluating metabolic changes. This technique enables targeted biopsies, improving decision-making for patients with prior negative results.

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Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
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Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

Related Experiment Videos

Last Updated: Jul 15, 2026

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
06:08

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

Published on: March 21, 2025

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
09:11

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

Area of Science:

  • Urology
  • Oncology
  • Medical Imaging

Background:

  • Prostate cancer significantly contributes to urological workload.
  • Negative prostate biopsies present diagnostic challenges for urologists.
  • Lack of definitive follow-up data complicates patient management after initial negative biopsies.

Purpose of the Study:

  • To explore the utility of MRI spectroscopy in prostate cancer diagnosis.
  • To evaluate the effectiveness of targeted biopsy guided by MRI spectroscopy.
  • To improve decision-making for patients with inconclusive initial biopsies.

Main Methods:

  • Utilized MRI spectroscopy to assess prostatic metabolic alterations.
  • Performed perineal prostatic biopsy using a stabilizer and template.
  • Enabled selective biopsy of suspicious voxels identified by spectroscopy.

Main Results:

  • MRI spectroscopy provides a diagnostic window into prostatic metabolic changes.
  • Targeted biopsy following spectroscopic analysis allows for precise tissue sampling.
  • The technique simulates a systematic approach akin to solving a Rubik's cube.

Conclusions:

  • MRI spectroscopy is a valuable tool for evaluating prostate cancer.
  • Targeted biopsies guided by MRI spectroscopy enhance diagnostic accuracy.
  • This approach offers a more definitive follow-up strategy for patients with negative biopsies.