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[A mannitol solution as an oral contrast medium in pelvic MRT]
K Schunk1, W Kersjes, S Schadmand-Fischer
1Klinik und Poliklinik für Radiologie, Johannes-Gutenberg-Universität Mainz.
Rofo : Fortschritte Auf Dem Gebiete Der Rontgenstrahlen Und Der Nuklearmedizin
|July 1, 1995
Summary
Oral mannitol solution enhances pelvic MRI scans by improving bowel visualization. This safe contrast agent aids in distinguishing intestinal structures from pelvic organs, increasing diagnostic accuracy for pelvic abnormalities.
Area of Science:
- Radiology
- Medical Imaging
Background:
- Pelvic MRI is crucial for diagnosing abnormalities.
- Effective bowel delineation is essential for accurate pelvic MRI interpretation.
Purpose of the Study:
- To evaluate the efficacy of oral aqueous mannitol solution for improving pelvic MRI.
- To assess the safety and diagnostic value of mannitol as a bowel contrast agent.
Main Methods:
- Retrospective analysis of 72 pelvic MRI examinations.
- Comparison between 36 patients without bowel marking and 36 patients with oral mannitol solution.
- Assessment of bowel marking quality and diagnostic improvement.
Main Results:
- 100% excellent small intestine bowel marking achieved with mannitol.
- Mannitol significantly improved delineation between bowel and pelvic structures/lesions.
- 22% of patients experienced mild gastrointestinal side effects (diarrhea, nausea, meteorism).
Conclusions:
- Aqueous mannitol solution is a safe and effective bowel contrast agent for pelvic MRI.
- It significantly enhances diagnostic value by improving visualization of pelvic anatomy.
- Potential uncertainty in delineating marked bowel from cystic lesions exists in some cases.