X-ray Computed Tomography

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X-ray Computed Tomography
10101031030300 X-ray Computed Tomography
COMPUTED TOMOGRAPHY There are two main limitations of using conventional X-rays to examine internal structures of the body. Firstly, the super-imposition of the three-dimensional information onto a single plane makes diagnosis confusing and often difficult. Secondly, the photographic film usually used for making radiographs has a limited dynamic range and, therefore, only objects that have large variations in X-ray absorption relative to their surroundings will cause sufficient contrast differences on the film to be distinguished by the eye. Thus, whilst details of bony structures can …
Dr R.S. Khandpur: HANDBOOK OF BIOMEDICAL INSTRUMENTATION, THIRD EDITION. X-ray Computed Tomography, Chapter (McGraw-Hill Professional, 2014), AccessEngineering Export