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Elbow joint: normal anatomy on MR images.
D H Bunnell1, D A Fisher, L W Bassett
1Department of Radiological Sciences, UCLA School of Medicine.
Radiology
|November 1, 1987
Summary
Magnetic resonance (MR) imaging accurately depicts normal elbow anatomy, including muscles, tendons, and cartilage. Comparing MR images with cryosections validates its use for detailed anatomical evaluation.
Area of Science:
- Orthopedics
- Radiology
- Anatomy
Background:
- Detailed anatomical knowledge of the elbow is crucial for diagnosing and treating various musculoskeletal conditions.
- Magnetic resonance (MR) imaging offers non-invasive visualization of soft tissues, but its application in elbow anatomy requires precise validation.
Purpose of the Study:
- To evaluate the normal anatomy of the elbow joint across multiple imaging planes using magnetic resonance (MR) imaging.
- To compare MR imaging findings with cryosectional anatomy for anatomical accuracy.
Main Methods:
- Thirty magnetic resonance (MR) images from eight healthy volunteers were acquired in axial, sagittal, and coronal planes.
- These MR images were compared with microtomed cryosections from six cadaver elbows.
Main Results:
- MR imaging effectively depicted key elbow structures: muscles, tendons, bone marrow, articular cartilage, and neurovascular bundles.
- Cross-referencing MR images between different planes facilitated the assessment of complex soft tissue structures, including obliquely oriented muscle bundles.
Conclusions:
- Magnetic resonance (MR) imaging is a valuable tool for visualizing normal elbow joint anatomy.
- The study validates MR imaging's accuracy by comparing it with cryosectional anatomy, supporting its use in clinical practice and research.