Examination by computerized axial tomography.
D000328:Adult; D000368:Aged; D001921:Brain / Q000033:anatomy & histology; D001922:Brain Abscess / Q000000981:diagnostic imaging; D001927:Brain Diseases / Q000000981:diagnostic imaging*; D001932:Brain Neoplasms / Q000000981:diagnostic imaging; D002543:Cerebral Hemorrhage / Q000000981:diagnostic imaging; D002675:Child, Preschool; D003362:Cost-Benefit Analysis; D006259:Craniocerebral Trauma / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D011829:Radiation Dosage; D014057:Tomography, X-Ray Computed / Q000191:economics