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Shoulder appearances at MR imaging in long-term dialysis recipients
J P Slavotinek1, P T Coates, S P McDonald
1Department of Medical Imaging, Flinders Medical Centre, Bedford Park, South Australia 5042, Australia. rajps@flinders.edu.au
Radiology
|November 4, 2000
Summary
Shoulder tendon thickening is common in long-term dialysis patients. Magnetic resonance (MR) imaging revealed rotator cuff abnormalities and bone lesions in these individuals.
Area of Science:
- Musculoskeletal radiology
- Nephrology
- Medical imaging
Background:
- Chronic dialysis is associated with various complications.
- Shoulder abnormalities can impact quality of life in dialysis patients.
Purpose of the Study:
- To investigate shoulder abnormalities using magnetic resonance (MR) imaging in patients undergoing long-term dialysis.
- To characterize rotator cuff tendon changes and osseous lesions.
Main Methods:
- Twenty-two chronic dialysis recipients underwent 1.0-T MR imaging.
- Tendon thickening (supraspinatus, subscapularis) was assessed and measured.
- Intraosseous lesions were analyzed for size, location, and signal intensity.
Main Results:
- Frequent supraspinatus and subscapularis tendon thickening observed.
- Longer dialysis duration correlated with combined tendon thickening.
- Bone lesions showed variable T2 signal intensity and were typically subchondral.
Conclusions:
- Tendon thickening of the supraspinatus and/or subscapularis is prevalent in chronic dialysis recipients.
- Bone lesions in these patients exhibit diverse T2 signal intensities and characteristic locations.