Consider antibiotics for:
Open<unk> 
Depressed<unk> 
Sinus involvement
Pneumocephalus
Ceftriaxone AND metronidazole +/- vancomycin
Open<unk> 
Depressed<unk> 
Sinus involvement
Pneumocephalus
Skull fracture 
Traumatic brain injury
Basilar skull fracture
Intracranial hemorrhage
Nasal fracture
Moderate-to-severe traumatic brain injury
Odontoid fracture
Elevated intracranial pressure