Most common facial fracture is the nasal fracture followed by the zygomatic arch fractures. 

Le Fort Classification of facial fractures/facial stability. The higher the number, the more unstable. 

Orbital blow out fractures may entrap the ocular muscles leading to eye immobility in various directions. 

References

1. https://www.nuemblog.com/blog/tracheostomy-facial-fractures-midfaceandmandible
2. https://www.physio-pedia.com/Facial_Trauma
3. https://emedicine.medscape.com/article/84613-overview
4. https://dontforgetthebubbles.com/orbital-fractures/