Spine — Spinal Stenosis
Spine — Spinal Stenosis
MusculoskeletalLumbar spinal stenosis with ligamentum flavum hypertrophy, facet joint arthropathy, disc bulge, and narrowed central canal
Modalities:
CT
MRI
DIGITAL RADIOGRAPHY
Images:
3
Structures:
10
Compatible Instruments:
11
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MRI — Spinal Stenosis
MRI showing central canal stenosis
T2 Axial
https://commons.wikimedia.org/wiki/File:Lumbar%20spinal%20stenosis%203%208.png
MRI — Spinal Stenosis
MRI showing central canal stenosis
T2 Axial
https://commons.wikimedia.org/wiki/File:Lumbar%20spinal%20stenosis%203%209.png
Tissue Structures
| Structure | Density (HU) | T1 (ms) | T2 (ms) | Echo | Rel. Size | |
|---|---|---|---|---|---|---|
| Vertebral Body | 200 | 400 | 50 | 0.85 | 18% | |
| Cortical Bone | 1200 | 300 | 1 | 0.95 | 8% | |
| Hypertrophied Ligamentum | 80 | 700 | 8 | 0.5 | 4% | |
| Facet Arthropathy | 500 | 350 | 4 | 0.85 | 3% | |
| Bulging Disc | 65 | 900 | 40 | 0.35 | 4% | |
| Narrowed Canal | 10 | 3500 | 1500 | 0.0 | 2% | |
| Spinal Cord | 30 | 900 | 70 | 0.0 | 2% | |
| Disc | 60 | 1200 | 80 | 0.3 | 4% | |
| Muscle | 40 | 900 | 35 | 0.4 | 14% | |
| Fat | -100 | 250 | 80 | 0.6 | 12% |
Compatible Imaging Instruments
| Model | Manufacturer | Modality |
|---|---|---|
| Aquilion ONE PRISM | Canon Medical Systems | CT |
| Vantage Galan 3T | Canon Medical Systems | MRI |
| SCENARIA View | Fujifilm Healthcare | CT |
| Revolution Apex | GE HealthCare | CT |
| SIGNA Hero | GE HealthCare | MRI |
| SIGNA Premier | GE HealthCare | MRI |
| Spectral CT 7500 | Philips Healthcare | CT |
| Ingenia Ambition 1.5T | Philips Healthcare | MRI |
| SOMATOM Force | Siemens Healthineers | CT |
| MAGNETOM Vida | Siemens Healthineers | MRI |
| MAGNETOM Terra.X | Siemens Healthineers | MRI |