The Predictive Value of Diagnostic Sonography for the Effectiveness of Conservative Treatment of Tennis Elbow
P. A. A. Struijs1,
M. Spruyt2,
W. J. J. Assendelft3 and
C. N. van Dijk1
1 Department of Orthopaedic Surgery, Academic Medical Center, Meibergdreef 9, PO
Box 22660, 1100 DD Amsterdam, The Netherlands.
2 School for Medical Imaging and Radiodiagnostic Studies, Haarlem, The
Netherlands.
3 Division of Public Health, Department of General Practice, Academic Medical
Center, Amsterdam, The Netherlands.

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Fig. 1A Normal common extensor tendon in 44-year-old woman. Sonogram
shows common extensor tendon without abnormality.
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Fig. 1B Normal common extensor tendon in 44-year-old woman. Drawing
shows normal common extensor tendon. 1 = lateral humeral epicondyle, 2 =
radial head, 3 = annular ligament, 4 = supinator muscle, 5 = origin of common
extensor tendon.
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Fig. 2A Abnormal insertion of common extensor tendon in 38-year-old
woman. Sonogram of shows elbow with abnormal insertion of common extensor
tendon.
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Fig. 2B Abnormal insertion of common extensor tendon in 38-year-old
woman. Drawing shows abnormal insertion of common extensor tendon. 1 = lateral
humeral epicondyle, 2 = radial head, 3 = annular ligament, 4 = supinator
muscle, 5 = tendon insertion with swelling and hypoechogenicity at origin of
common extensor tendon (enthesopathy).
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Fig. 3 Bar graph shows success rates for all patients (bars with
diagonal lines), brace-only group (black bars), physical
therapy-only group (gray bars), and combination therapy group
(white bars) by sonographic finding subgroups.
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Copyright © 2005 by the American Roentgen Ray Society.