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Updated: Jun 3, 2026

Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography

Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography

Published on: March 12, 2021

Shoulder MRI accuracy in the community setting.

Carlton G Houtz¹, Randy Steven Schwartzberg, Jason A Barry

¹Orlando Health, Orlando, FL, USA. choutz2020@aol.com

Journal of Shoulder and Elbow Surgery

|March 29, 2011

Summary

Community radiologists

Area of Science:

Orthopedic imaging
Radiology
Musculoskeletal imaging

Background:

Shoulder magnetic resonance imaging (MRI) is crucial for diagnosing various pathologies.
Assessing the diagnostic accuracy of community radiologists versus specialized musculoskeletal radiologists is important for patient care.
Variations in interpretation accuracy can impact treatment decisions and patient outcomes.

Purpose of the Study:

To evaluate the diagnostic accuracy of shoulder MRI interpretations by community radiologists.
To compare this accuracy against interpretations by fellowship-trained musculoskeletal radiologists.
To identify potential improvements in diagnostic performance based on radiologist specialization.

Main Methods:

Prospective study of 104 shoulder MRIs from patients who underwent arthroscopy.

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Published on: March 12, 2021

Measurement of Dynamic Scapular Kinematics Using an Acromion Marker Cluster to Minimize Skin Movement Artifact

Measurement of Dynamic Scapular Kinematics Using an Acromion Marker Cluster to Minimize Skin Movement Artifact

Published on: February 10, 2015

Community radiologists' reports were analyzed for findings of labra, biceps tendon, and rotator cuff.

Fellowship-trained musculoskeletal radiologists independently interpreted the same MRIs, rating quality via visual analogue score (VAS).

Main Results:

No significant differences in diagnostic accuracy were found between community and musculoskeletal radiologists for any shoulder pathology.
A positive correlation between VAS and accuracy for posterior labral tears was noted for musculoskeletal radiologists.
Contrast use in MRI arthrograms significantly improved musculoskeletal radiologists' accuracy in diagnosing biceps lesions.

Conclusions:

Interpreting shoulder MRIs by fellowship-trained musculoskeletal radiologists did not significantly improve diagnostic accuracy in this community setting.
The findings suggest that community radiologists achieve comparable accuracy for common shoulder pathologies.
Further research may explore specific complex cases or advanced imaging techniques for potential improvements.