Statements (55)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
medical imaging technique
|
| gptkbp:advantage |
expensive
high spatial resolution detailed images fast imaging higher radiation dose than X-ray not suitable for pregnant women |
| gptkbp:alsoKnownAs |
gptkb:CT_scan
gptkb:CAT_scan |
| gptkbp:canBe |
cardiac imaging
angiography lung cancer screening virtual colonoscopy trauma assessment bone fracture detection guidance for biopsy guidance for radiation therapy guidance for surgery infection detection stroke evaluation tumor detection |
| gptkbp:component |
gptkb:personal_computer
gptkb:X-rays gantry detector array |
| https://www.w3.org/2000/01/rdf-schema#label |
Computed tomography (CT)
|
| gptkbp:introducedIn |
1970s
|
| gptkbp:inventedBy |
gptkb:Allan_Cormack
gptkb:Godfrey_Hounsfield |
| gptkbp:measures |
gptkb:Hounsfield_unit
attenuation of X-rays |
| gptkbp:produces |
cross-sectional images
|
| gptkbp:regulates |
FDA (in the United States)
EMA (in Europe) |
| gptkbp:relatedTo |
gptkb:positron_emission_tomography_(PET)
gptkb:magnetic_resonance_imaging_(MRI) ultrasound X-ray radiography |
| gptkbp:riskFactor |
radiation exposure
allergic reaction to contrast |
| gptkbp:signature |
head
chest abdomen bones blood vessels pelvis soft tissues |
| gptkbp:usedFor |
diagnosis
treatment planning disease monitoring |
| gptkbp:uses |
gptkb:X-rays
|
| gptkbp:usesContrastAgents |
barium-based contrast
iodine-based contrast |
| gptkbp:bfsParent |
gptkb:X-rays
|
| gptkbp:bfsLayer |
5
|