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Shoulder impingement syndrome: sonographic evaluation.

P U Farin1, H Jaroma, A Harju

  • 1Department of Diagnostic Radiology, Kuopio University Central Hospital, Finland.

Radiology
|September 1, 1990
PubMed
Summary
This summary is machine-generated.

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Dynamic shoulder sonography effectively diagnoses impingement syndrome by visualizing fluid in the subacromial-subdeltoid bursa. This imaging technique offers high sensitivity and specificity for early-stage shoulder impingement.

Area of Science:

  • Orthopedics
  • Radiology
  • Musculoskeletal Imaging

Background:

  • Shoulder impingement syndrome is a common cause of shoulder pain.
  • Accurate diagnosis is crucial for effective treatment planning.

Purpose of the Study:

  • To evaluate the effectiveness of a dynamic shoulder sonography technique.
  • To assess its diagnostic accuracy for impingement syndrome.

Main Methods:

  • A novel shoulder sonography method using arm elevation was employed.
  • Sonographic findings were correlated with surgical diagnoses in a subset of patients.

Main Results:

  • The dynamic sonography demonstrated high sensitivity (81%) and specificity (95%) for impingement syndrome stages I-III.

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  • For early stages I and II, sensitivity was 71% and specificity was 96%.
  • Conclusions:

    • Dynamic shoulder sonography is a valuable tool for diagnosing early-stage impingement syndrome.
    • The technique effectively visualizes subacromial-subdeltoid bursal fluid dynamics.