Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Muscles that Move the Arm01:31

Muscles that Move the Arm

5.9K
Nine muscles are involved in arm movements. Two of these, the pectoralis major and latissimus dorsi, originate from the axial skeleton and are called axial muscles. The other seven originate from the scapula and are called the scapular muscles.
The pectoralis major has two origins. Its clavicular head originates on the medial half of the clavicle. In contrast, the sternocostal head originates on the costal cartilages of ribs 1-6, the sternum, and the aponeurosis of the external oblique of the...
5.9K
Muscles of the Shoulder01:23

Muscles of the Shoulder

11.6K
The muscles surrounding the shoulder girdle, including the clavicle and scapula, primarily stabilize the scapula. This stable base allows other muscles to move the humerus effectively. Scapular movements often mirror those of the humerus and extend its range of motion. For instance, raising the arm above the head would not be feasible without simultaneous upward rotation of the scapula.
Anterior Thoracic Muscles
The anterior thoracic muscles include the serratus anterior, subclavius, and...
11.6K
Bones of the Upper Limb: Humerus01:19

Bones of the Upper Limb: Humerus

14.1K
The upper limb consists of the arm, forearm, wrist, and hand bones. The humerus is the single bone of the upper arm region. Proximally, it has a large, spherical, smooth head that articulates with the glenoid cavity of the scapula to form the glenohumeral or shoulder joint. The margin of the head is the anatomical neck, a residual epiphyseal plate. Laterally it extends to form bony projections called the greater tubercle and the lesser tubercle. Next to the tubercles is the surgical neck, a...
14.1K
Muscle Coordination and Action01:24

Muscle Coordination and Action

3.8K
Muscle coordination is a complex and finely tuned process essential for smooth and purposeful movements like flexion, extension, adduction, abduction, and rotation. The human body orchestrates the actions of various muscles working in concert, each with a specific role. Four functional types describe how muscles work together: agonist, antagonist, synergist, and fixator.
Agonists
Agonist muscles, often called prime movers, are the primary muscles responsible for producing a specific movement....
3.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Test yourself: question: a 44-year-old woman with chronic left medial clavicular pain.

Skeletal radiology·2026
Same author

Test yourself: answer: a 44-year-old woman with chronic left medial clavicular pain.

Skeletal radiology·2026
Same author

Diagnostic ultrasound of muscle injuries: what the sports medicine clinician should know.

British journal of sports medicine·2025
Same author

Tendon Anatomy and Tendon Disorders of the Wrist.

RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin·2025
Same author

Letter to the Editor: "Soft tissue tumor imaging in adults: European Society of Musculoskeletal Radiology-Guidelines 2023-overview, and primary local imaging: how and where?"

European radiology·2024
Same author

Imaging of soccer injuries in adolescent female athletes.

Skeletal radiology·2024

Related Experiment Video

Updated: Apr 11, 2026

Modified Long Head of Biceps Tendon Rerouting and Fixation as Partial Capsular Reconstruction for Massive Irreparable Rotator Cuff Tears
07:10

Modified Long Head of Biceps Tendon Rerouting and Fixation as Partial Capsular Reconstruction for Massive Irreparable Rotator Cuff Tears

Published on: March 6, 2026

476

Rotator cuff and subacromial pathology.

Corrie M Yablon1, Jon A Jacobson1

  • 1Department of Radiology, University of Michigan, Ann Arbor, Michigan.

Seminars in Musculoskeletal Radiology
|May 30, 2015
PubMed
Summary
This summary is machine-generated.

Magnetic resonance imaging (MRI) and ultrasound (US) are equally accurate for rotator cuff evaluation. Patient age influences the choice of imaging modality for shoulder pain, with MRI preferred for younger patients and US for older individuals.

More Related Videos

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft
07:22

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft

Published on: June 6, 2025

891
Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography
06:09

Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography

Published on: March 12, 2021

4.0K

Related Experiment Videos

Last Updated: Apr 11, 2026

Modified Long Head of Biceps Tendon Rerouting and Fixation as Partial Capsular Reconstruction for Massive Irreparable Rotator Cuff Tears
07:10

Modified Long Head of Biceps Tendon Rerouting and Fixation as Partial Capsular Reconstruction for Massive Irreparable Rotator Cuff Tears

Published on: March 6, 2026

476
Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft
07:22

Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft

Published on: June 6, 2025

891
Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography
06:09

Measuring 3D In-vivo Shoulder Kinematics using Biplanar Videoradiography

Published on: March 12, 2021

4.0K

Area of Science:

  • Radiology and Imaging Science
  • Musculoskeletal Imaging
  • Orthopedic Diagnostics

Background:

  • Rotator cuff pathology is a common cause of shoulder pain.
  • Accurate diagnosis is crucial for effective treatment planning.
  • Various imaging modalities exist, each with unique strengths and limitations.

Purpose of the Study:

  • To compare the diagnostic accuracy of MRI and ultrasound (US) for rotator cuff evaluation.
  • To delineate the advantages, disadvantages, and pitfalls of each modality.
  • To provide age-based recommendations for selecting the optimal imaging technique for shoulder pain.

Main Methods:

  • Comparative analysis of Magnetic Resonance Imaging (MRI) and Ultrasound (US) for rotator cuff assessment.
  • Consideration of radiography as a complementary diagnostic tool for occult shoulder pain.
  • Age-stratified recommendations based on the prevalence of specific pathologies (labral vs. rotator cuff).

Main Results:

  • MRI and US demonstrate equivalent accuracy in evaluating the rotator cuff.
  • Radiography is valuable for identifying occult sources of shoulder pain.
  • MRI is recommended for patients under 40 due to frequent labral pathology; US is preferred for patients over 40 due to increased rotator cuff pathology incidence with age.

Conclusions:

  • Both MRI and US are accurate for rotator cuff imaging, with distinct advantages and limitations.
  • Age is a key factor in choosing between MRI and US for shoulder pain evaluation.
  • Ultrasound is particularly useful for guiding interventional procedures like subacromial injections and calcific tendinosis lavage.