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Tendon Disorders.

Andrew Sonin1

  • 1Department of Radiology, University of Maryland Medical School, Baltimore, Maryland.

Seminars in Musculoskeletal Radiology
|June 2, 2001
PubMed
Summary
This summary is machine-generated.

Magnetic resonance (MR) imaging aids in diagnosing elbow tendon abnormalities by visualizing normal anatomy. T2-weighted images are crucial for identifying elevated signals in tendon origins, indicating potential tears or degeneration.

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Area of Science:

  • Orthopedic imaging
  • Musculoskeletal radiology
  • Elbow anatomy

Background:

  • Elbow tendons, including biceps, triceps, and forearm flexors/extensors, are clinically significant.
  • Understanding normal magnetic resonance (MR) appearance is key for diagnosing tendon abnormalities.
  • Degeneration of forearm flexor/extensor groups (epicondylitis) is common but often managed conservatively without MR.

Purpose of the Study:

  • To outline the role of MR imaging in diagnosing elbow tendon abnormalities.
  • To describe the MR findings associated with common and rare elbow tendon injuries.
  • To emphasize the utility of specific MR sequences for evaluating tendon pathology.

Main Methods:

  • Review of normal elbow tendon anatomy on MR imaging.

Related Experiment Videos

  • Correlation of MR findings with clinical presentations of tendon pathology.
  • Focus on T2-weighted sequences for detecting abnormalities.

    • Main Results:

    • Elevated signal on T2-weighted images at the common tendon origin suggests degeneration (epicondylitis).
    • Significant distal biceps or triceps tendon injuries are rare, often acute events.
    • Sagittal and axial T2-weighted sequences are optimal for visualizing tendon discontinuity.
    • Partial tears may present as tendon irregularity and intra/extratendinous signal elevation.

    Conclusions:

    • MR imaging is valuable for diagnosing elbow tendon abnormalities, particularly in severe or unusual cases of epicondylitis.
    • Specific MR sequences, especially T2-weighted, are essential for accurate diagnosis of tendon tears and degeneration.
    • Familiarity with normal tendon appearance on MR facilitates the detection of pathology.