Cranial CT scan

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Head CT; CT scan - skull; CT scan - head; CT scan - orbits; CT scan - sinuses

There may be signs of:

• Trauma
• Bleeding (for example, chronic subdural hematoma or intracranial hemorrhage)
• Stroke
• Masses or tumors
• Abnormal sinus drainage
• Sensorineural hearing loss
• Malformed bone or other tissues
• Brain abscess
• Cerebral atrophy (loss of brain tissue)
• Brain tissue swelling
• Hydrocephalus (fluid collecting in the skull)

• Acoustic neuroma
• Acoustic trauma
• Acromegaly
• Acute (subacute) subdural hematoma
• Amyotrophic lateral sclerosis
• Arteriovenous malformation (cerebral)
• Benign positional vertigo
• Throat cancer
• Central pontine myelinolysis
• Cerebral aneurysm
• Cushing's syndrome
• Deep intracerebral hemorrhage
• Delirium
• Dementia
• Dementia due to metabolic causes
• Drug-induced tremor
• Encephalitis
• Epilepsy
• Essential tremor
• Extradural hemorrhage
• Familial tremor
• General paresis
• Generalized tonic-clonic seizure
• Hemorrhagic stroke
• Hepatic encephalopathy
• Huntington's disease
• Hypertensive intracerebral hemorrhage
• Hypopituitarism
• Intracerebral hemorrhage
• Juvenile angiofibroma
• Labyrinthitis
• Lobar intracerebral hemorrhage
• Ludwig's angina
• Mastoiditis
• Melanoma of the eye
• Meniere's disease
• Meningitis
• Metastatic brain tumor
• Multi-infarct dementia
• Multiple endocrine neoplasia (MEN) I
• Neurosyphilis
• Normal pressure hydrocephalus (NPH)
• Occupational hearing loss
• Optic glioma
• Orbital cellulitis
• Otitis media; chronic
• Otosclerosis
• Partial (focal) seizure
• Partial complex seizure
• Petit mal seizure
• Pituitary tumor
• Primary brain tumor
• Primary lymphoma of the brain
• Prolactinoma
• Retinoblastoma
• Reye's syndrome
• Schizophrenia
• Senile dementia/Alzheimer's type
• Acute sinusitis
• Stroke secondary to atherosclerosis
• Stroke secondary to cardiogenic embolism
• Stroke secondary to FMD
• Stroke secondary to syphilis
• Subarachnoid hemorrhage
• Syphilitic aseptic meningitis
• Temporal lobe seizure
• Toxoplasmosis
• Transient ischemic attack (TIA)
• Wilson's disease

Review Date: 10/25/2006
Reviewed By: Stuart Bentley-Hibbert, M.D., Ph.D., Department of Radiology, Weill Cornell Medical Center, New York, NY. Review provided by VeriMed Healthcare Network.