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Functional Classification of Isolated Zygomatic Arch Fracture: New Proposal
José Manuel Valdés Reyes1, Sebastian Zapata Ocampo2
1Department of Oral and Maxillofacial Surgery, Pontifical Xavierian University, La Havana, Cuba.
The Journal of Craniofacial Surgery
|March 11, 2021
Summary
A new classification for isolated zygomatic arch fractures is proposed, addressing coronoid impingement. This system categorizes fractures from nondisplaced to comminuted, aiding clinical practice in maxillofacial trauma.
Area of Science:
- Maxillofacial Surgery
- Trauma Surgery
- Orthopedic Surgery
Background:
- Isolated zygomatic arch fractures are frequent in maxillofacial trauma.
- These fractures can lead to functional deficits in mouth opening and closing.
- Existing classifications lack specific criteria for coronoid impingement.
Purpose of the Study:
- To introduce a novel, comprehensive classification for isolated zygomatic arch fractures.
- To incorporate the presence or absence of coronoid impingement into the classification.
- To provide a practical tool for daily clinical use in managing these fractures.
Main Methods:
- Development of a new classification system for isolated zygomatic arch fractures.
- Categorization based on displacement and comminution.
- Inclusion of coronoid impingement as a key differentiating factor.
Main Results:
- A five-type classification system (Type I-V) was proposed.
- Types include nondisplaced, greenstick, single displaced, multiple displaced, and comminuted fractures.
- Each type accounts for the potential presence or absence of coronoid impingement.
Conclusions:
- The proposed classification is comprehensive and easy to use.
- It addresses a gap in current classifications by including coronoid impingement.
- This system is expected to enhance the management of isolated zygomatic arch fractures in clinical practice.
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