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Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

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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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Magnetic Resonance Imaging01:24

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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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Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
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Supresión robusta de grasa para DWI de alta resolución a 5 T mediante modulación del gradiente de selección de corte

Fan Liu1, Yiming Dong2, Wending Tang3

  • 1Center for Biomedical Imaging Research, School of Biomedical Engineering, Tsinghua University, Beijing, China.

Magnetic resonance in medicine
|December 22, 2025
PubMed
Resumen

Una nueva estrategia de dos pasos que combina la modulación del gradiente de selección de corte (SSGM) y Dixon mejora eficazmente la supresión de grasa para la imagen ponderada por difusión EPI multi-disparo (ms-EPI DWI) de 5 Tesla (5T). Esta mejora aumenta la calidad de imagen para diversas anatomías y aplicaciones.

Conclusiones:

  • La estrategia propuesta de dos pasos SSGM y Dixon mejora significativamente la supresión de grasa en 5T ms-EPI DWI.
  • Esta mejora en la supresión de grasa tiene el potencial de avanzar en el cribado y diagnóstico de enfermedades en todo el cuerpo utilizando RM de 5T.
  • El método es aplicable a diversos escenarios de imagen, incluidas las adquisiciones de campo de visión reducido.
Palabras clave:
5 TDixonimagen ponderada por difusiónEPI multi-disparoseparación agua/grasa

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