Tomography
| Definition: |
Imaging methods that result in sharp images of objects located on a chosen plane and blurred images located above or below the plane. |
| Notes: |
do not use /util except by MeSH definition; used for non-x-ray & non-radionuclide tomographies; echotomography seen in foreign lit is probably ULTRASONOGRAPHY & if so use "ultrasonics" or "ultrasonic diagnosis" or "ultrasonography" in translations & not " |
Tomography Categories.
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Tomography, Optical - Projection of near-IR light (INFRARED RAYS), in the 700-1000 nm region, across an object in parallel beams to an array of sensitive photodetectors. This is repeated at various angles and a mathematical reconstruction provides three dimensional MEDICAL IMAGING of tissues. Based on the relative transparency of tissues to this spectra, it has been used to monitor local oxygenation, brain and joints. |
Tomography Definitions and Terms
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