Coracoacromial arch
Citation, DOI, disclosures and article data
Citation:
Feger J, Chieng R, Murphy A, et al. Coracoacromial arch. Reference article, Radiopaedia.org (Accessed on 17 Mar 2025) https://doi.org/10.53347/rID-78733
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rID:
78733
Article created:
Disclosures:
At the time the article was created Joachim Feger had no recorded disclosures.
View Joachim Feger's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Raymond Chieng had no financial relationships to ineligible companies to disclose.
View Raymond Chieng's current disclosures
Revisions:
6 times, by
4 contributors -
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Coracoacromial arch is a term for different bony and ligamentous structures, which form the superior border supraspinatus outlet 1-4.
On this page:
Gross anatomy
It comprises the following anatomical structures from anterior to posterior 1:
Structures located within the coracoacromial arch include:
the superior part of the infraspinatus tendon
Variant anatomy
Related pathology
supraspinatus outlet narrowing
See also
References
- 1. Palmer W, Bancroft L, Bonar F et al. Glossary of Terms for Musculoskeletal Radiology. Skeletal Radiol. 2020;49(Suppl 1):1-33. doi:10.1007/s00256-020-03465-1 - Pubmed
- 2. Cay N, Tosun O, Işık C, Unal O, Kartal M, Bozkurt M. Is Coracoacromial Arch Angle a Predisposing Factor for Rotator Cuff Tears? Diagn Interv Radiol. 2014;20(6):498-502. doi:10.5152/dir.2014.14102 - Pubmed
- 3. Vaz S, Soyer J, Pries P, Clarac J. Subacromial Impingement: Influence of Coracoacromial Arch Geometry on Shoulder Function. Joint Bone Spine. 2000;67(4):305-9. - Pubmed
- 4. Vergara F & García N. Acromion and Coracoacromial Arch. Normal and Pathological Anatomy of the Shoulder. 2015;:57-61. doi:10.1007/978-3-662-45719-1_6
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