<unk> Intra-axial
Hemorrhagic stroke (Spontaneous intracerebral hemorrhage)
Traumatic intracerebral hemorrhage
Extra-axial
Epidural hemorrhage
Subdural hemorrhage
Subarachnoid hemorrhage (aneurysmal<unk> 
Brain tumor
Brain abscess
Subdural empyema
Epidural abscess (intracranial)
Intra-axial
Hemorrhagic stroke (Spontaneous intracerebral hemorrhage)
Traumatic intracerebral hemorrhage
Extra-axial
Epidural hemorrhage
Subdural hemorrhage
Subarachnoid hemorrhage (aneurysmal<unk> 
Hemorrhagic stroke (Spontaneous intracerebral hemorrhage)
Traumatic intracerebral hemorrhage
Epidural hemorrhage
Subdural hemorrhage
Subarachnoid hemorrhage (aneurysmal<unk> 
Traumatic brain injury<unk> Moderate-to-severe traumatic brain injury
Elevated intracranial pressure
Mild traumatic brain injury
Clinical decision rules for head CT in trauma
Post-concussive syndrome
Orbital trauma
Maxillofacial trauma
Skull fracture
Basilar skull fracture
Skull fracture (peds)
Pediatric head trauma
PECARN head trauma rule<unk> Moderate-to-severe traumatic brain injury
Elevated intracranial pressure
Mild traumatic brain injury
Clinical decision rules for head CT in trauma
Post-concussive syndrome
Elevated intracranial pressure
Clinical decision rules for head CT in trauma
Post-concussive syndrome
Basilar skull fracture
Skull fracture (peds)
PECARN head trauma rule
Intracranial hemorrhage 
Intracranial hemorrhage
Subarachnoid hemorrhage
Intra-axial
Subdural hemorrhage
Hemorrhagic stroke 
Traumatic hyphema
Traumatic intracerebral hemorrhage