Maurice Van Allen, MD
JAMA. 1980;243(21):2197-2198. doi:10.1001/jama.1980.03300470057033.
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The Computerized Tomography Revolution  The foremost advance in neurology in the past decade has been the introduction and widespread application of computerized tomography (CT) of the head and brain.1,2 Computerized tomography has to a large extent replaced pneumography and has to a lesser but significant extent replaced angiography. It has revolutionized the neurological diagnosis of intracranial lesions by its remarkable capacity to display slices of the brain with structures outlined on the basis of minor density changes. So widely has it now been used that a detailed recitation of its applications is scarcely necessary. The identification and localization of masses, often with additional evidence as to their nature, the demonstration and differentiation of infarcts and hemorrhages, and the disclosure of hydrocephalus and of atrophy constitute its principal applications. The procedure is not uncomfortable and is done with little hazard, except to the purse.Despite the furor over the expense


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