CT Terminology

[دكتور كمال سيد]

CT Terminology


contrast = ability to differentiate small density differences between structures

field-of -view = a parameter which is adjusted for the size of the anatomy

filtered back projection = the method of reconsteucting a cross sectional CT image

kVp = the maximum energy of the X-ray photons

mA = the electrical current in the x-ray tube

matrix = array of rows & columns of pixels

rad = traditional unit for expressing absorbed dose

resolution = a measure of the smallest object that we can see in the image

voxel = a small cube of tissue

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