Related Experiment Video
Updated: May 13, 2026
10:07
Measurement of Dynamic Scapular Kinematics Using an Acromion Marker Cluster to Minimize Skin Movement Artifact
Published on: February 10, 2015
A comparative study on scapular static position between females with and without generalized joint hyper mobility
Afsun Nodehi Moghadam1, Maryam Moghadam Salimee
1PhD., PT, Assistant Professor, Department of Physical Therapy, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran.
Medical Journal of the Islamic Republic of Iran
|March 14, 2013
Summary
Individuals with generalized joint hypermobility show altered scapular positioning, specifically a higher superior scapula slide. This finding highlights a potential link between hypermobility and shoulder dysfunction.
Area of Science:
- Orthopedics
- Biomechanical analysis
- Musculoskeletal health
Background:
- Generalized joint hypermobility is linked to various musculoskeletal issues.
- Scapular positioning is crucial for shoulder function.
Purpose of the Study:
- To compare scapular position between individuals with and without generalized joint hypermobility.
- Investigate the relationship between joint hypermobility and scapular alignment.
Main Methods:
- A case-control study involving 30 hypermobile and 30 non-hypermobile participants.
- Scapular position assessed using the lateral scapular slide test.
- Statistical analysis included independent t-tests and repeated measures ANOVA.
Main Results:
- Participants with generalized joint hypermobility exhibited a significantly higher superior scapula slide in the dependent arm position (p=0.03).
- No significant differences were observed in other tested scapular positions between the groups (p>0.05).
Conclusions:
- Altered scapular position, particularly superior scapula slide, may be a characteristic feature of generalized joint hypermobility.
- These findings suggest potential implications for shoulder biomechanics in hypermobile individuals.
Related Concept Videos
01:09Changes in the Appendicular Skeleton with Age
The upper and lower limb initially develops as a small bulge called a limb bud, which appears on the lateral side of the early embryo. The upper limb bud appears near the end of the fourth week of development, with the lower limb bud appearing shortly after.
Initially, the limb buds consist of a core of mesenchyme covered by a layer of ectoderm. The ectoderm at the end of the limb bud thickens to form a narrow crest called the apical ectodermal ridge. This ridge stimulates the underlying...
Initially, the limb buds consist of a core of mesenchyme covered by a layer of ectoderm. The ectoderm at the end of the limb bud thickens to form a narrow crest called the apical ectodermal ridge. This ridge stimulates the underlying...
01:23Muscles of the Shoulder
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...
Anterior Thoracic Muscles
The anterior thoracic muscles include the serratus anterior, subclavius, and...