Zygomatic arch fracture: Difference between revisions
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**Trismus (masseter spasm or impingement of temporalis muscle or coronoid process) | **Trismus (masseter spasm or impingement of temporalis muscle or coronoid process) | ||
***Palpate posterior surface of arch for tenderness/loss of space compared to other side | ***Palpate posterior surface of arch for tenderness/loss of space compared to other side | ||
==Differential Diagnosis== | |||
{{Maxillofacial trauma DDX}} | |||
==Management== | ==Management== | ||
Revision as of 08:31, 10 January 2015
Background
- Must distinguish zygomatic arch fx from Zygomaticomaxillary (Tripod) Fracture
- Tripod fx = fx of zygomatic arch, lat and inf orbital rims, lat wall of maxillary sinus
Diagnosis
- Exam
- Flattening of malar eminence
- Eye findings
- Eye may appear to tilt (pulling of lateral canthus)
- Subconjunctival hemorrhage
- Trismus (masseter spasm or impingement of temporalis muscle or coronoid process)
- Palpate posterior surface of arch for tenderness/loss of space compared to other side
Differential Diagnosis
Maxillofacial Trauma
- Ears
- Nose
- Oral
- Other face
- Zygomatic arch fracture
- Zygomaticomaxillary (tripod) fracture
- Related
Management
- Facial CT
Disposition
Discharge
See Also
Source
Tintinalli's