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Related Experiment Videos

[Initial clinical experiences with RARE-MR urography].

H G Friedburg1, B Wimmer, J Hennig

  • 1Institut für Röntgendiagnostik, Universitätsklinikum Freiburg.

Der Urologe. Ausg. A
|November 1, 1987
PubMed
Summary
This summary is machine-generated.

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A new Fast-Imaging sequence, RARE-MR-Urography, shows potential for visualizing urine in urological diseases. However, signal-to-noise issues limit its accuracy with low urine volumes.

Area of Science:

  • Radiology
  • Medical Imaging
  • Urology

Context:

  • Assessing urological diseases often requires advanced imaging techniques.
  • Non-tomographic imaging offers an alternative to traditional methods.
  • Evaluating the utility of novel MRI sequences is crucial for clinical advancement.

Purpose:

  • To present the potentials and limitations of a new, facultative non-tomographic Fast-Imaging sequence: RARE-MR-Urography.
  • To discuss the results of this sequence in urological diseases based on a pilot study.
  • To compare the diagnostic value of RARE-MR-Urography with ultrasound and conventional radiology.

Summary:

  • RARE-MR-Urography provides extremely T2-weighted images with short acquisition times (4-32 s).
  • The sequence effectively visualizes free water (urine), offering valuable information in cases of urine retention.

Related Experiment Videos

  • Pilot study on 35 patients indicates that the method is advantageous when ultrasound or conventional radiology without contrast agents are insufficient.

    • Impact:

    • RARE-MR-Urography can provide crucial diagnostic information in specific urological conditions, particularly those involving urine retention.
    • The technique offers a contrast-agent-free imaging option for certain urinary tract assessments.
    • Signal-to-noise ratio limitations necessitate careful consideration in cases with minimal urine, impacting diagnostic accuracy.