单词	CT scan
释义	CT scan noun ˌsē-ˈtē-  : a cross-sectional, three-dimensional image of an internal body part produced by computed tomography chiefly for diagnostic purposes The CT scan showed dilation of the ventricles, the fluid-filled cavities in the brain. Burak Ozgur What distinguishes a CT scan from a conventional x-ray is its geometry. … Measurements are collected and assembled by a computer into images that correspond to anatomical slices of the body. Adam Rogers called also CAT scan see ct scanner CT scanning noun Word History Etymology computerized tomography First Known Use 1974, in the meaning defined above Medical Definition CT scan noun (ˈ)sē-ˈtē-  : a cross-sectional, three-dimensional image of an internal body part produced by computed tomography chiefly for diagnostic purposes A CT scan detected a lesion on her jawbone … David Wallis, The New York Times The CT scan showed dilation of the ventricles, the fluid-filled cavities in the brain. Burak Ozgur, Discover The CT scan shows a large mass within the lumen of the ascending colon. The New England Journal of Medicine What distinguishes a CT scan from a conventional x-ray is its geometry. … Measurements are collected and assembled by a computer into images that correspond to anatomical slices of the body. Adam Rogers, Harvard Medical Health Letter called also CAT scan
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