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Why Should Radiologists Evaluate MR Localizer Sequences?

¹Department of Radiology, Tepecik Education and Research Hospital Center, University of Health Sciences, Izmir, TUR.

|September 19, 2023

Summary

Magnetic resonance (MR) localizer sequences can detect unexpected spinal pathologies. These findings, though often overlooked, are critical for patient management and can reduce morbidity and mortality.

Keywords:

discopathy incidental magnetic resonance spine localizer spinal unsuspected

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Area of Science:

Radiology
Medical Imaging
Spinal Diagnostics

Background:

Incidental findings on medical imaging are common.
Spinal pathologies can be detected incidentally during non-spinal MR scans.
Early detection of spinal conditions is crucial for patient outcomes.

Purpose of the Study:

To evaluate the diagnostic accuracy of magnetic resonance (MR) localizer sequences.
To assess the utility of MR localizer sequences in identifying incidental spinal findings.
To determine the clinical significance of these incidental spinal discoveries.

Main Methods:

Retrospective review of MR localizer sequence findings from 384 patients.
Evaluation of images by an experienced radiologist.
Comparison with T2-weighted diagnostic sagittal and coronal images (abdominal scans) as reference.

Main Results:

Pathology was detected in 63 out of 384 patients (16.4%).
Spinal pathologies were more frequently observed in male patients.
Identified pathologies included spinal discopathy, metastases, hemangioma, coccygeal angulation, and hemivertebra.

Conclusions:

MR localizer images are valuable for diagnosing additional, unsuspected spinal pathologies.
These incidental findings can significantly impact patient management.
Utilizing localizer sequences can potentially reduce patient morbidity and mortality.